Overview. Kouri Gold Project, Burkina Faso (Kouri)

Quarterly Activities Report For the period ended 31 March 2018 Golden Rim Resources Ltd (ASX: GMR) (Golden Rim or Company) is developing its project portfolio. The Company has advanced exploration projects in Burkina Faso and Chile. The Kouri Gold Project, in Burkina Faso, has widespread gold mineralisation and Golden Rim has outlined a considerable JORC Exploration Target. The Company is conducting drilling to deliver a maiden JORC Mineral Resource. The Paguanta Zinc-Silver-Lead Project, in Chile, has a significant JORC Mineral Resource and US$35m in past expenditure. The Company is conducting a Scoping Study. Head Office Office 7, Level 2 609 Canterbury Road SURREY HILLS VIC 3127 AUSTRALIA T: + 61 3 9836 4146 www.goldenrim.com.au Contact Craig Mackay Managing Director info@goldenrim.com.au Directors Glenister Lamont, Non-Executive Chairman Craig Mackay, Managing Director Kathryn Davies, Non-Executive Director Overview Kouri Gold Project, Burkina Faso (Kouri) A major resource definition drilling program continued. The drilling continued to intersect multiple, parallel zones of gold mineralisation, including within the previous gap area along the Guitorga Lodes, confirming the continuity of the gold mineralisation over 3.2km. Several areas of deeper drilling have extended the depth of the Guitorga Lodes to 180m below surface with the mineralisation remaining open at depth. Exceptional metallurgical test work results were obtained from preliminary gravity and cyanide leach tests on the Guitorga Lodes. Gold recoveries were high to very high for all ore types, with an average recovery of 95.5% and the highest recovery of 99.6% from fresh ore. Gravity gold recoveries were also high with gold distribution to gravity concentrate (amalgamable gold) averaging ~36% with a high of ~68%. RPM Global commenced work on the maiden Mineral Resource estimate for Kouri which is expected to be completed in April 2018. Paguanta Zinc-Silver-Lead Project, Chile (Paguanta) A Scoping Study to assess the viability of a 500 tpd underground mining operation at Paguanta with ore sorting, current metals prices and the latest JORC Mineral Resource continued to progress. Ore sorting test work has produced excellent results with zinc, lead and silver recoveries of more than 94%, 91% and 90% respectively with up to 49% rejection of waste. A moderate grade ore sample was upgraded from 7.4% Zn Eq 1 to 12.8% Zn Eq and a low grade ore sample was upgraded from 2.6% Zn Eq to 4.3% Zn Eq. Removal of barren waste via ore sorting results in potential increase in the zinc, lead and silver grades of between 60 75%. Corporate A heavily oversubscribed $3.5m capital raising was conducted to enable Golden Rim to accelerate exploration at Kouri. 1 Zn Eq = Zinc Equivalent Golden Rim Resources Ltd I ABN 39 006 710 774 I Office 7, Level 2, 609 Canterbury Road, Surrey Hills VIC 3127, Australia I PO Box 378, West Perth WA 6872, Australia www.goldenrim.com.au I info@goldenrim.com.au I T + 61 3 9836 3146

This report relates to the activities of the Company for the quarter commencing 1 January 2018 and ending 31 March 2018 (Quarter). Kouri Gold Project, Burkina Faso Kouri lies on a major mineralised fault zone that extends to the north-east into western Niger, where the 2.5Moz Samira Hill gold deposit is located. To the south-west, the fault zone is connected to the Markoye Fault system which controls several large gold deposits in Burkina Faso, including Kiaka (5.9Moz gold), Bombore (5.2Moz gold) and Essakane (6.2Moz gold). Drilling Golden Rim continued a large resource definition drilling program on the Guitorga Lodes at Kouri (Figure 1). To date, every hole drilled in the current drilling program at Kouri has intersected ore grade gold mineralisation. An additional 78 reverse circulation (RC) drill holes (BARC199 BARC276), for a total of 10,764m, have been completed during the Quarter. Assay results have been received and reported for RC holes up to (and including) BARC258. Significant new gold intercepts include: 7m at 1.5 g/t gold from 99m and 6m at 2.9 g/t gold from 180m, including 1m at 8.6 g/t gold and 1m at 7.8 g/t gold in BARC199; 1m at 15.6 g/t gold from 84m in BARC200; 6m at 1.5 g/t gold from 13m and 16m at 1.2 g/t gold from 33m in BARC201; 1m at 16.3 g/t gold from 133m in BARC202; 1m at 13.2 g/t gold from 73m in BARC203; 6m at 2.8 g/t gold from 67m, including 1m at 12.6 g/t gold, and 26m at 1.6 g/t gold from 79m, including 1m at 12.6 g/t gold in BARC206; 6m at 1.2 g/t gold from 81m, 11m at 0.8 g/t gold from 95m, and 3m at 3.6 g/t gold from 119m in BARC210; 6m at 1.7 g/t gold from 68m, including 2m at 4.6 g/t gold in BARC213; 1m at 15.1 g/t gold from 66m in BARC217; 4m at 4.7 g/t gold from 25m, including 1m at 10.9 g/t gold in BARC221; 7m at 1.5 g/t gold from 20m in BARC224; 6m at 3.1 g/t gold from 120m, including 1m at 15.8 g/t gold in BARC230; 26m at 1.1 g/t gold from 22m in BARC238; 7m at 1.7 g/t gold from 57m in BARC249; 4m at 2.7 g/t gold from 66m and 1m at 12.2 g/t gold from 93m in BARC250; and 5m at 3.8 g/t gold from 11m, including 1m at 13.9 g/t gold in BARC257. The new drill holes have continued to intersect multiple, parallel zones of gold mineralisation, including within the previous gap area along the Guitorga Lodes, confirming the continuity of the gold mineralisation. Several areas of deeper drilling have extended the depth of the Guitorga Lodes to 180m below surface with the mineralisation remaining open at depth. Page 2

Mineralisation Significantly Extended A number of significant gold intercepts are located outside the mineralisation included in the Exploration Target (see ASX announcement 17 July 2015) indicating the considerable upside potential at Kouri. Given that the bulk of the drilling has been completed, Golden Rim has prepared an updated 3D geological interpretation of the gold mineralisation on the Guitorga Lodes that demonstrates the gold mineralisation at Kouri is much more extensive than previously understood at the time the Exploration Target was prepared. At this stage, the aggregate width of the Guitorga Lodes (at 0.5 g/t gold cut-off) ranges between 20m and 65m, with an average aggregate of approximately 40m. The strike length of the Guitorga Lodes has been confirmed for at least 3.2km. This updated geological interpretation will be used for the preparation of the maiden Mineral Resource at Kouri. In addition to the extended mineralisation, several new parallel gold lodes have been discovered immediately to the northwest of the Exploration Target area at the southern Guitorga Lodes (Figure 1). These new lodes are expected to provide considerable additional gold mineralisation for the maiden Mineral Resource. The new gold lodes remain open along strike and at depth and Golden Rim believes that with additional drilling there is potential to discover even further gold mineralisation in this area. Metallurgical Test Work Preliminary gravity and cyanide leach tests were conducted on 10 samples of oxide, transition and fresh gold mineralisation from RC drilling on the Guitorga Lodes. Overall gold recoveries were high to very high for all ore types (oxide, transition and fresh), with an average recovery of 95.5%. The highest recovery of 99.6% was received from fresh ore and the average recovery for all fresh mineralisation samples is >95%. Gravity gold recoveries were also high with gold distribution to gravity concentrate (amalgamable gold) averaging ~36% with a high of ~68%. Cyanide leach kinetics were rapid, with leaching essentially complete after 4 8 hours for all samples. In addition, cyanide leach residues were mostly very low with cyanide consumption also quite low, ranging from 0.25kg/t to 0.62 kg/t. Lime additions were also moderate. Maiden Mineral Resource RPM Global, have commenced preparing the maiden Mineral Resource for Kouri. As any additional new results come to hand, these are intended to be included in the estimation. The maiden Mineral Resource for Kouri is expected to be completed in April 2018. Paguanta Zinc-Silver-Lead Project, Chile (Paguanta) Paguanta lies in the Tarapacá Region of northern Chile, approximately 120km northeast of Iquique and 30km west of the Chile- Bolivia border. The project area hosts both epithermal silver-lead-zinc-gold mineralisation and porphyry copper mineralisation. Paguanta is situated approximately 40km northeast of BHP Billiton s Cerro Colorado Mine, which is exploiting a large porphyry copper deposit with a Mineral Resource of 400Mt @ 0.62% copper for 5.5Blb of copper and annual copper cathode production of approximately 175Mlb. Using a cut-off grade of 6% zinc equivalent, the JORC Mineral Resource is 2.4Mt at 5.0% zinc, 1.4% lead, 88 g/t silver and 0.3 g/t gold (or 2.4Mt at 8.0% Zn Eq) for 190,000t of contained Zn Eq metal. Almost 50% of the resource is in the Measured and Page 3

Indicated categories. The resource estimate for the Patricia Prospect (Patricia) at Paguanta remains open at depth and along strike. Scoping Study A Scoping Study is being undertaken by Mintrex Pty Ltd which is assessing the viability of a 500 tpd underground mining operation at Paguanta with ore sorting at current metal prices and using the updated JORC Mineral Resource estimate completed by Golden Rim in mid-2017. The existing feasibility study, which was prepared in 2013 by Golder Associates while the previous owners held the project, will also be reviewed. The Scoping Study is expected to be completed early in the next calendar quarter. Ore Sorting Test Work Ore sorting test work has been conducted by Steinert Global, Australia (Steinert), on two bulk composite samples of mineralised drill core (ie. a moderate-grade sample grading 7.4% Zn Eq and a low-grade sample grading 2.6% Zn Eq) collected from holes PTDD-17-131 to PTDD-17-137. The results from the test work demonstrate that the Steinert KSS ore sorter with XRT (and a laser overlay) sensors performed well on the zinc-lead-silver ore from Paguanta. The ore sorter managed recoveries of 89.2% zinc, 85.6% lead and 83.5% silver in only 51.2% of the mass for the lower grade ore. The higher-grade ore showed much better separation with recoveries of 94.2% zinc, 91.2% lead and 90.1% silver in 54% of the mass. With the ore sorting successfully removing the barren waste, an upgrade in the zinc, lead and silver grades of between 60 75% was achieved on the samples from Paguanta. The moderate grade ore sample was upgraded from 7.4% Zn Eq to 12.8% Zn Eq and a low grade ore sample was upgraded from 2.6% Zn Eq to 4.3% Zn Eq. Ore sorting enables a range of development options to be considered in a Scoping Study currently being conducted on Paguanta, including: mining of lower grade ore that was previously considered uneconomic; and an increase in the production rate by at least 46% without the need to increase the plant size; or maintain the currently envisaged production rate of 500 tpd and utilise a smaller plant which may result in a significant reduction in the project CAPEX. The ore sorting results have the potential to enhance the financial outcomes for any potential development at Paguanta, assisting the Company to secure a suitable corporate transaction. Conversion to Exploitation Licences Paguanta was comprised of 22 licences. Of these, 8 licences, known as the Teki licences, were for exploration while the balance were for. During the Quarter, 7 of these licences were converted to licences and one was relinquished. All of the licences that comprise Paguanta are now licences. Babonga Gold Project, Burkina Faso (Babonga) Babonga is located 70km northeast of Golden Rim s primary project in Burkina Faso, Kouri. Babonga has a highly coherent gold-in-soil anomaly approximately 2.1km long and 300m wide, located in the southern part of the licence. This anomaly is coincident with a major regional fault that is connected to the major fault zone that hosts gold mineralisation at Kouri. Aircore drilling has discovered widespread bedrock gold mineralisation, including a coherent zone of bedrock gold mineralisation (comprised of a series of stacked gold mineralised veins) over an area of 1km x 200m. Page 4

During the Quarter, no field work was completed at Babonga. Corporate The Company conducted a successful $3.5 million capital raising through a placement to institutional, sophisticated and professional investors (Placement). The Placement was undertaken at an issue price of 4 cents and was heavily oversubscribed. The Placement was undertaken in two tranches. The Company issued 48,725,956 ordinary fully paid shares (Shares) on 1 March 2018 at an issue price of 4 cents per Share to raise up to $1,949,038 (before costs) (Tranche 1) under the Company s Listing Rule 7.1 placement capacity (28,702,240 Shares) and Listing Rule 7.1A additional placement capacity (20,023,716 Shares). The balance of the Placement, comprising a further tranche of 38,775,044 Shares at the same issue price as Tranche 1 to raise an additional $1,550,962 (before costs) (Tranche 2), was subject to shareholder approval. At a general meeting of shareholders held on 5 April 2018, shareholders ratified Tranche 1 and approved Tranche 2. Tranche 2 funds were received subsequent to the end of the Quarter. Funds received under the Placement will be used to complete the maiden Mineral Resource at Kouri, to conduct further infill drilling at Kouri as well as exploration outside the expected Mineral Resource area, and for working capital purposes. Hartleys Limited acted as Sole Lead Manager to the Placement. -ENDS- Page 5

Figure 1. Diamond and RC drill collars with >20 gram metres (m x g/t) gold intercepts and the interpreted zones of gold mineralisation over a satellite image at Kouri.

Competent Persons Statements The information in this report relating to Exploration Targets, Mineral Resources and previous exploration results are extracted from the announcements Korongou Project Delivers Significant RC Drilling Results dated 18 June 2013; Korongou Delivers Significant Drilling Results dated 7 July 2014; Guitorga Delivers Significant Drilling Results 21m at 5.6 g/t gold including 8m at 11.8 g/t gold from 13m dated 11 May 2015; Initial Exploration Target Defined for Korongou dated 17 July 2015; New Resource Estimation for Paguanta dated 30 May 2017; Gold Intercepts Move Kouri Closer to Maiden Resource dated 6 July 2017; High Grade Gold Zone Intersected at Kouri dated 28 November 2017; Further high-grade gold hits at Kouri dated 21 December 2017; Gold Mineralisation Extended at Kouri dated 31 January 2018; Amended Exceptional Metallurgical Results from Kouri dated 2 February 2018; Thick Gold Mineralisation Intersected at Kouri dated 12 February 2018; Outstanding Results from Ore Sorting Test Work at Paguanta dated 8 March 2018; and Substantial Extensions to the Gold Mineralisation at Kouri dated 20 March 2018 and has been reported in accordance with the 2012 edition of the JORC Code. These announcements are available on the Company s website (www.goldenrim.com.au). The Company confirms that it is not aware of any new information or data that materially affects the information included in these announcements. Forward Looking Statements Certain statements in this document are or maybe forward-looking statements and represent Golden Rim s intentions, projections, expectations or beliefs concerning among other things, future exploration activities. The projections, estimates and beliefs contained in such forward looking statements necessarily involve known and unknown risks, uncertainties and other factors, many of which are beyond the control of Golden Rim, and which may cause Golden Rim s actual performance in future periods to differ materially from any express or implied estimates or projections. Nothing in this document is a promise or representation as to the future. Statements or assumptions in this document as to future matters may prove to be incorrect and differences may be material. Golden Rim does not make any representation or warranty as to the accuracy of such statements or assumptions. Contact Information Contact Information Hayley Butcher Golden Rim Resources Ltd Company Secretary & General Manager, Corporate +61 409 880 009 Page 7

Appendix 1: Golden Rim Tenement Schedule Additional information in relation to the Company s tenements/licences held at the end of the Quarter (on a consolidated basis). Tenement name Project name Golden Rim Holding (%) Golden Rim s potential equity (%) Changes in the Quarter Burkina Faso Babonga Babonga 100 100 Kouri Kouri 100 100 Chile José Miguel 1 1-30 Exploitation Paguanta 73 73 José Miguel 2 1-30 Exploitation Paguanta 73 73 José Miguel 3 1-20 Exploitation Paguanta 73 73 José Miguel 4 1-30 Exploitation Paguanta 73 73 José Miguel 5 1-30 Exploitation Paguanta 73 73 José Miguel 6 1-30 Exploitation Paguanta 73 73 José Miguel 7 1-30 Exploitation Paguanta 73 73 José Miguel 8 1-10 Exploitation Paguanta 73 73 Carlos Felipe 1 1-30 Exploitation Paguanta 73 73 Carlos Felipe 2 1-30 Exploitation Paguanta 73 73 Carlos Felipe 3 1-30 Exploitation Paguanta 73 73 Carlos Felipe 4 1-30 Exploitation Paguanta 73 73 Carlos Felipe 5 1-30 Exploitation Paguanta 73 73 Carlos Felipe 6 1-30 Exploitation Paguanta 73 73 Teki I 1 Exploitation Paguanta 100 100 Converted to Teki I 2 Exploitation Paguanta 100 100 Converted to Teki I 3 Exploitation Paguanta 100 100 Converted to Teki I 4 Exploitation Paguanta 100 100 Converted to Teki I 5 Exploitation Paguanta 100 100 Converted to Teki I 6 Exploitation Paguanta 100 100 Converted to Teki I 7 Exploitation Paguanta 100 100 Converted to Teki I 8 Exploitation Paguanta 100 100 Relinquished Page 8

Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report Introduced 01/07/96 Origin Appendix 8 Amended 01/07/97, 01/07/98, 30/09/01, 01/06/10, 17/12/10, 01/05/13, 01/09/16 Name of entity GOLDEN RIM RESOURCES LTD ABN Quarter ended ( current quarter ) 39 006 710 774 31 March 2018 Consolidated statement of cash flows 1. Cash flows from operating activities 1.1 Receipts from customers 1.2 Payments for Current quarter Year to date (9 months) - - (a) exploration & evaluation (1,503) (4,179) (b) development - - (c) production - - (d) staff costs (156) (521) (e) administration and corporate costs (174) (460) 1.3 Dividends received (see note 3) - - 1.4 Interest received 1 3 1.5 Interest and other costs of finance paid - - 1.6 Income taxes paid - - 1.7 Research and development refunds - - 1.8 Other (provide details if material) - - 1.9 Net cash from / (used in) operating activities (1,832) (5,157) 2. Cash flows from investing activities 2.1 Payments to acquire: (a) property, plant and equipment - (67) (b) tenements (see item 10) - - (c) investments - - (d) other non-current assets - - + See chapter 19 for defined terms 1 September 2016 Page 1

Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report Consolidated statement of cash flows 2.2 Proceeds from the disposal of: (a) property, plant and equipment Current quarter Year to date (9 months) - - (b) tenements (see item 10) - - (c) investments - 46 (d) other non-current assets - 783 2.3 Cash flows from loans to other entities - - 2.4 Dividends received (see note 3) - - 2.5 Other (provide details if material) - - 2.6 Net cash from / (used in) investing activities - 762 3. Cash flows from financing activities 3.1 Proceeds from issues of shares & options 1,949 5,089 3.2 Proceeds from issue of convertible notes - - 3.3 Proceeds from exercise of share options - - 3.4 Transaction costs related to issues of shares, convertible notes or options (125) (300) 3.5 Proceeds from borrowings - - 3.6 Repayment of borrowings - - 3.7 Transaction costs related to loans and borrowings - - 3.8 Dividends paid - - 3.9 Other (provide details if material) 56 56 3.10 Net cash from / (used in) financing activities 1,880 4,845 4. Net increase / (decrease) in cash and cash equivalents for the period 4.1 Cash and cash equivalents at beginning of period 4.2 Net cash from / (used in) operating activities (item 1.9 above) 4.3 Net cash from / (used in) investing activities (item 2.6 above) 4.4 Net cash from / (used in) financing activities (item 3.10 above) 4.5 Effect of movement in exchange rates on cash held 1,100 702 (1,832) (5,157) - 762 1,880 4,845 (2) (6) 4.6 Cash and cash equivalents at end of period 1,146 1,146 + See chapter 19 for defined terms 1 September 2016 Page 2

Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report 5. Reconciliation of cash and cash equivalents at the end of the quarter (as shown in the consolidated statement of cash flows) to the related items in the accounts Current quarter Previous quarter 5.1 Bank balances 1,116 1,070 5.2 Call deposits 30 30 5.3 Bank overdrafts 5.4 Other (provide details) 5.5 Cash and cash equivalents at end of quarter (should equal item 4.6 above) 1,146* 1,100 * Subsequent to the end of the Quarter, the Company received approximately $1,550,000 (before costs) under a Placement. 6. Payments to directors of the entity and their associates Current quarter $A'000 6.1 Aggregate amount of payments to these parties included in item 1.2 110 6.2 Aggregate amount of cash flow from loans to these parties included in item 2.3-6.3 Include below any explanation necessary to understand the transactions included in items 6.1 and 6.2 7. Payments to related entities of the entity and their associates Current quarter $A'000 7.1 Aggregate amount of payments to these parties included in item 1.2-7.2 Aggregate amount of cash flow from loans to these parties included in item 2.3 7.3 Include below any explanation necessary to understand the transactions included in items 7.1 and 7.2 - + See chapter 19 for defined terms 1 September 2016 Page 3

8. Financing facilities available Add notes as necessary for an understanding of the position Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report Total facility amount at quarter end Amount drawn at quarter end 8.1 Loan facilities - - 8.2 Credit standby arrangements - - 8.3 Other (please specify) - 8.4 Include below a description of each facility above, including the lender, interest rate and whether it is secured or unsecured. If any additional facilities have been entered into or are proposed to be entered into after quarter end, include details of those facilities as well. 9. Estimated cash outflows for next quarter 9.1 Exploration and evaluation 1,100 9.2 Development - 9.3 Production - 9.4 Staff costs 175 9.5 Administration and corporate costs 130 9.6 Other (provide details if material) - 9.7 Total estimated cash outflows 1,405 10. Changes in tenements (items 2.1(b) and 2.2(b) above) 10.1 Interests in mining tenements and petroleum tenements lapsed, relinquished or reduced 10.2 Interests in mining tenements and petroleum tenements acquired or increased Tenement reference and location Paguanta Teki I 1 Exploration Teki I 2 Exploration Teki I 3 Exploration Teki I 4 Exploration Teki I 5 Exploration Teki I 6 Exploration Teki I 7 Exploration Teki I 8 Exploration Paguanta Teki I 1 Exploitation Teki I 2 Exploitation Teki I 3 Exploitation Teki I 4 Exploitation Teki I 5 Exploitation Teki I 6 Exploitation Teki I 7 Exploitation Nature of interest 100% owned 100% owned Interest at begining of quarter 100% 0% Interest at end of quarter 0% 100% + See chapter 19 for defined terms 1 September 2016 Page 4

Compliance statement Appendix 5B Mining exploration entity and oil and gas exploration entity quarterly report 1 This statement has been prepared in accordance with accounting standards and policies which comply with Listing Rule 19.11A. 2 This statement gives a true and fair view of the matters disclosed. Sign here: Date: 23 April 2018 (Company secretary) Print name:.hayley Butcher Notes 1. The quarterly report provides a basis for informing the market how the entity s activities have been financed for the past quarter and the effect on its cash position. An entity that wishes to disclose additional information is encouraged to do so, in a note or notes included in or attached to this report. 2. If this quarterly report has been prepared in accordance with Australian Accounting Standards, the definitions in, and provisions of, AASB 6: Exploration for and Evaluation of Mineral Resources and AASB 107: Statement of Cash Flows apply to this report. If this quarterly report has been prepared in accordance with other accounting standards agreed by ASX pursuant to Listing Rule 19.11A, the corresponding equivalent standards apply to this report. 3. Dividends received may be classified either as cash flows from operating activities or cash flows from investing activities, depending on the accounting policy of the entity. + See chapter 19 for defined terms 1 September 2016 Page 5