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ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923)

ThiefQuest is a virus, data stealer, and wiper that presents itself as ransomware targeting macOS systems. ThiefQuest was first seen in 2020 distributed via trojanized pirated versions of popular macOS software on Russian forums sharing torrent links.(Citation: Reed thiefquest fake ransom) Even though ThiefQuest presents itself as ransomware, since the dynamically generated encryption key is never sent to the attacker it may be more appropriately thought of as a form of wiper malware.(Citation: wardle evilquest partii)(Citation: reed thiefquest ransomware analysis)

Cluster A Galaxy A Cluster B Galaxy B Level
Native API - T1106 (391d824f-0ef1-47a0-b0ee-c59a75e27670) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Reflective Code Loading - T1620 (4933e63b-9b77-476e-ab29-761bc5b7d15a) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Exfiltration Over C2 Channel - T1041 (92d7da27-2d91-488e-a00c-059dc162766d) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Data Encrypted for Impact - T1486 (b80d107d-fa0d-4b60-9684-b0433e8bdba0) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Hidden Files and Directories - T1564.001 (ec8fc7e2-b356-455c-8db5-2e37be158e7d) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Process Discovery - T1057 (8f4a33ec-8b1f-4b80-a2f6-642b2e479580) Attack Pattern 1
Keylogging - T1056.001 (09a60ea3-a8d1-4ae5-976e-5783248b72a4) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Compromise Host Software Binary - T1554 (960c3c86-1480-4d72-b4e0-8c242e84a5c5) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Time Based Checks - T1497.003 (4bed873f-0b7d-41d4-b93a-b6905d1f90b0) Attack Pattern 1
Debugger Evasion - T1622 (e4dc8c01-417f-458d-9ee0-bb0617c1b391) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Launch Agent - T1543.001 (d10cbd34-42e3-45c0-84d2-535a09849584) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Disable or Modify Tools - T1562.001 (ac08589e-ee59-4935-8667-d845e38fe579) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Launch Daemon - T1543.004 (573ad264-1371-4ae0-8482-d2673b719dba) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware AppleScript - T1059.002 (37b11151-1776-4f8f-b328-30939fbf2ceb) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 1
Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 2
Software Discovery - T1518 (e3b6daca-e963-4a69-aee6-ed4fd653ad58) Attack Pattern Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) Attack Pattern 2
Hidden Files and Directories - T1564.001 (ec8fc7e2-b356-455c-8db5-2e37be158e7d) Attack Pattern Hide Artifacts - T1564 (22905430-4901-4c2a-84f6-98243cb173f8) Attack Pattern 2
Keylogging - T1056.001 (09a60ea3-a8d1-4ae5-976e-5783248b72a4) Attack Pattern Input Capture - T1056 (bb5a00de-e086-4859-a231-fa793f6797e2) Attack Pattern 2
Time Based Checks - T1497.003 (4bed873f-0b7d-41d4-b93a-b6905d1f90b0) Attack Pattern Virtualization/Sandbox Evasion - T1497 (82caa33e-d11a-433a-94ea-9b5a5fbef81d) Attack Pattern 2
Create or Modify System Process - T1543 (106c0cf6-bf73-4601-9aa8-0945c2715ec5) Attack Pattern Launch Agent - T1543.001 (d10cbd34-42e3-45c0-84d2-535a09849584) Attack Pattern 2
Impair Defenses - T1562 (3d333250-30e4-4a82-9edc-756c68afc529) Attack Pattern Disable or Modify Tools - T1562.001 (ac08589e-ee59-4935-8667-d845e38fe579) Attack Pattern 2
Create or Modify System Process - T1543 (106c0cf6-bf73-4601-9aa8-0945c2715ec5) Attack Pattern Launch Daemon - T1543.004 (573ad264-1371-4ae0-8482-d2673b719dba) Attack Pattern 2
AppleScript - T1059.002 (37b11151-1776-4f8f-b328-30939fbf2ceb) Attack Pattern Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern 2
Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0) Attack Pattern Match Legitimate Resource Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2) Attack Pattern 2