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SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1)

SystemBC is a malware family offered as a malware-as-a-service (MaaS) that is used to establish command and control and facilitate follow-on activity, including ransomware deployment.SystemBC executes a variety of tasks including setting up SOCKS5 proxies, maintaining persistence, ingesting malicious files, and handing C2 communication. SystemBC was first detected in 2018, and has been used by Wizard Spider since at least 2020, and by FIN7 since at least 2022.(Citation: TrumanKroll_SYSTEMBCServer_Jan2024)(Citation: SophosGnGal_SystemBC_Dec2020)(Citation: BlackBasta)(Citation: AhnLab_SystemBC_Apr2022)(Citation: Lumen_SystemBC_Sept2025)

Cluster A Galaxy A Cluster B Galaxy B Level
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Visual Basic - T1059.005 (dfd7cc1d-e1d8-4394-a198-97c4cab8aa67) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware System Time Discovery - T1124 (f3c544dc-673c-4ef3-accb-53229f1ae077) Attack Pattern 1
Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Reflective Code Loading - T1620 (4933e63b-9b77-476e-ab29-761bc5b7d15a) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Delay Execution - T1678 (a1df809c-7d0e-459f-8fe5-25474bab770b) Attack Pattern 1
System Information Discovery - T1082 (354a7f88-63fb-41b5-a801-ce3b377b36f1) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
Non-Standard Port - T1571 (b18eae87-b469-4e14-b454-b171b416bc18) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Execution Guardrails - T1480 (853c4192-4311-43e1-bfbb-b11b14911852) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Non-Application Layer Protocol - T1095 (c21d5a77-d422-4a69-acd7-2c53c1faa34b) Attack Pattern 1
Hidden Window - T1564.003 (cbb66055-0325-4111-aca0-40547b6ad5b0) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
Process Discovery - T1057 (8f4a33ec-8b1f-4b80-a2f6-642b2e479580) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
Deobfuscate/Decode Files or Information - T1140 (3ccef7ae-cb5e-48f6-8302-897105fbf55c) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
DNS - T1071.004 (1996eef1-ced3-4d7f-bf94-33298cabbf72) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Native API - T1106 (391d824f-0ef1-47a0-b0ee-c59a75e27670) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Data Obfuscation - T1001 (ad255bfe-a9e6-4b52-a258-8d3462abe842) Attack Pattern 1
Multi-hop Proxy - T1090.003 (a782ebe2-daba-42c7-bc82-e8e9d923162d) Attack Pattern SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware 1
SystemBC - S9001 (39643fb9-00c1-4a45-85e5-801a3f2665d1) Malware Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern 1
Visual Basic - T1059.005 (dfd7cc1d-e1d8-4394-a198-97c4cab8aa67) Attack Pattern Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern 2
Symmetric Cryptography - T1573.001 (24bfaeba-cb0d-4525-b3dc-507c77ecec41) Attack Pattern Encrypted Channel - T1573 (b8902400-e6c5-4ba2-95aa-2d35b442b118) Attack Pattern 2
Local Account - T1087.001 (25659dd6-ea12-45c4-97e6-381e3e4b593e) Attack Pattern Account Discovery - T1087 (72b74d71-8169-42aa-92e0-e7b04b9f5a08) Attack Pattern 2
Hidden Window - T1564.003 (cbb66055-0325-4111-aca0-40547b6ad5b0) Attack Pattern Hide Artifacts - T1564 (22905430-4901-4c2a-84f6-98243cb173f8) Attack Pattern 2
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62) Attack Pattern Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern 2
DNS - T1071.004 (1996eef1-ced3-4d7f-bf94-33298cabbf72) Attack Pattern Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern PowerShell - T1059.001 (970a3432-3237-47ad-bcca-7d8cbb217736) Attack Pattern 2
Scheduled Task/Job - T1053 (35dd844a-b219-4e2b-a6bb-efa9a75995a9) Attack Pattern Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9) Attack Pattern 2
Multi-hop Proxy - T1090.003 (a782ebe2-daba-42c7-bc82-e8e9d923162d) Attack Pattern Proxy - T1090 (731f4f55-b6d0-41d1-a7a9-072a66389aea) Attack Pattern 2