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SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)

SampleCheck5000 is a downloader with multiple variants that was used by OilRig including during the Outer Space campaign to download and execute additional payloads. (Citation: ESET OilRig Campaigns Sep 2023)(Citation: ESET OilRig Downloaders DEC 2023)

Cluster A	Galaxy A	Cluster B	Galaxy B	Level
Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1)	Attack Pattern	1
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
Bidirectional Communication - T1102.002 (be055942-6e63-49d7-9fa1-9cb7d8a8f3f4)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	Deobfuscate/Decode Files or Information - T1140 (3ccef7ae-cb5e-48f6-8302-897105fbf55c)	Attack Pattern	1
Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
Exfiltration Over Web Service - T1567 (40597f16-0963-4249-bf4c-ac93b7fb9807)	Attack Pattern	SampleCheck5000 - S1168 (a87c8100-8735-440e-8ee4-27aabb643592)	Malware	1
Archive via Utility - T1560.001 (00f90846-cbd1-4fc5-9233-df5c2bf2a662)	Attack Pattern	Archive Collected Data - T1560 (53ac20cd-aca3-406e-9aa0-9fc7fdc60a5a)	Attack Pattern	2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830)	Attack Pattern	Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62)	Attack Pattern	2
Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161)	Attack Pattern	Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6)	Attack Pattern	2
Web Service - T1102 (830c9528-df21-472c-8c14-a036bf17d665)	Attack Pattern	Bidirectional Communication - T1102.002 (be055942-6e63-49d7-9fa1-9cb7d8a8f3f4)	Attack Pattern	2
Local Data Staging - T1074.001 (1c34f7aa-9341-4a48-bfab-af22e51aca6c)	Attack Pattern	Data Staged - T1074 (7dd95ff6-712e-4056-9626-312ea4ab4c5e)	Attack Pattern	2