Skip to content

Hide Navigation Hide TOC

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
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 Disable or Modify Tools - T1685 (bbde9781-60aa-4b8a-a911-895b0c1b3872) 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
Time Based Checks - T1497.003 (4bed873f-0b7d-41d4-b93a-b6905d1f90b0) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Keylogging - T1056.001 (09a60ea3-a8d1-4ae5-976e-5783248b72a4) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Launch Daemon - T1543.004 (573ad264-1371-4ae0-8482-d2673b719dba) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Exfiltration Over C2 Channel - T1041 (92d7da27-2d91-488e-a00c-059dc162766d) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 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 Native API - T1106 (391d824f-0ef1-47a0-b0ee-c59a75e27670) Attack Pattern 1
Data Encrypted for Impact - T1486 (b80d107d-fa0d-4b60-9684-b0433e8bdba0) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Ingress Tool Transfer - T1105 (e6919abc-99f9-4c6c-95a5-14761e7b2add) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 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
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Reflective Code Loading - T1620 (4933e63b-9b77-476e-ab29-761bc5b7d15a) Attack Pattern 1
Process Discovery - T1057 (8f4a33ec-8b1f-4b80-a2f6-642b2e479580) Attack Pattern ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware 1
Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) 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 AppleScript - T1059.002 (37b11151-1776-4f8f-b328-30939fbf2ceb) Attack Pattern 1
ThiefQuest - S0595 (727afb95-3d0f-4451-b297-362a43909923) Malware Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 1
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
Hide Artifacts - T1564 (22905430-4901-4c2a-84f6-98243cb173f8) Attack Pattern Hidden Files and Directories - T1564.001 (ec8fc7e2-b356-455c-8db5-2e37be158e7d) 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
Keylogging - T1056.001 (09a60ea3-a8d1-4ae5-976e-5783248b72a4) Attack Pattern Input Capture - T1056 (bb5a00de-e086-4859-a231-fa793f6797e2) 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
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
Security Software Discovery - T1518.001 (cba37adb-d6fb-4610-b069-dd04c0643384) Attack Pattern Software Discovery - T1518 (e3b6daca-e963-4a69-aee6-ed4fd653ad58) Attack Pattern 2
Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830) Attack Pattern AppleScript - T1059.002 (37b11151-1776-4f8f-b328-30939fbf2ceb) Attack Pattern 2
Application Layer Protocol - T1071 (355be19c-ffc9-46d5-8d50-d6a036c675b6) Attack Pattern Web Protocols - T1071.001 (df8b2a25-8bdf-4856-953c-a04372b1c161) Attack Pattern 2