Analysis
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max time kernel
121s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 13:21
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe
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Size
822KB
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MD5
56b6ee967d3668b488d90e16ce3eac70
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SHA1
6783223f5a60f638354a973945bf09348286b7c9
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SHA256
1aa1b85c9cf066b9a600a4f85b8cdb11e5636e741340f7165d5af16c92c5b4c4
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SHA512
863a24a8a34246b81d7c632482048b2f9ea96211088b22838944d6ba1208896d3be6aec53f27a25b4b694528ecd12531cfc969f812cbf3b5f20007d7b995b38b
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SSDEEP
12288:WJiEBAtoJYgNCXNCcj2s5DqOoXTLGbxz/aB2AV8XNeZK0kRhnT/H47dYpnSWwuzH:WQztcQzfNYqQiWSBplkKQiu
Malware Config
Extracted
darkcomet
mihaela
bizzar777.zapto.org:30100
DC_MUTEX-ZWY0WDA
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InstallPath
MSDCSC\explorer.exe
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gencode
wZlSKUA2q1zQ
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
explorer
Signatures
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\MSDCSC\\explorer.exe" explorer.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 3088 attrib.exe 3560 attrib.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation explorer.exe -
Executes dropped EXE 7 IoCs
pid Process 864 explorer.exe 412 hWcUOAufTYnX.exe 2696 hWcUOAufTYnX.exe 1500 explorer.exe 4324 hWcUOAufTYnX.exe 2908 hWcUOAufTYnX.exe 5040 hWcUOAufTYnX.exe -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\explorer.exe = "C:\\Users\\Admin\\AppData\\Roaming\\haha.exe" hWcUOAufTYnX.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Windows\\MSDCSC\\explorer.exe" explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\explorer.exe = "C:\\Users\\Admin\\AppData\\Roaming\\haha.exe" hWcUOAufTYnX.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\explorer.exe = "C:\\Users\\Admin\\AppData\\Roaming\\haha.exe" hWcUOAufTYnX.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\explorer.exe = "C:\\Users\\Admin\\AppData\\Roaming\\haha.exe" hWcUOAufTYnX.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\explorer.exe = "C:\\Users\\Admin\\AppData\\Roaming\\haha.exe" hWcUOAufTYnX.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1184 set thread context of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 -
resource yara_rule behavioral2/memory/864-13-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-18-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-19-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-21-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-23-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-22-0x0000000000400000-0x00000000004C7000-memory.dmp upx behavioral2/memory/864-83-0x0000000000400000-0x00000000004C7000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\MSDCSC\explorer.exe explorer.exe File opened for modification C:\Windows\MSDCSC\ explorer.exe File created C:\Windows\MSDCSC\explorer.exe explorer.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 15 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hWcUOAufTYnX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hWcUOAufTYnX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hWcUOAufTYnX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hWcUOAufTYnX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hWcUOAufTYnX.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe -
Kills process with taskkill 1 IoCs
pid Process 4036 taskkill.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ explorer.exe -
Suspicious use of AdjustPrivilegeToken 26 IoCs
description pid Process Token: SeDebugPrivilege 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe Token: SeDebugPrivilege 4036 taskkill.exe Token: SeIncreaseQuotaPrivilege 864 explorer.exe Token: SeSecurityPrivilege 864 explorer.exe Token: SeTakeOwnershipPrivilege 864 explorer.exe Token: SeLoadDriverPrivilege 864 explorer.exe Token: SeSystemProfilePrivilege 864 explorer.exe Token: SeSystemtimePrivilege 864 explorer.exe Token: SeProfSingleProcessPrivilege 864 explorer.exe Token: SeIncBasePriorityPrivilege 864 explorer.exe Token: SeCreatePagefilePrivilege 864 explorer.exe Token: SeBackupPrivilege 864 explorer.exe Token: SeRestorePrivilege 864 explorer.exe Token: SeShutdownPrivilege 864 explorer.exe Token: SeDebugPrivilege 864 explorer.exe Token: SeSystemEnvironmentPrivilege 864 explorer.exe Token: SeChangeNotifyPrivilege 864 explorer.exe Token: SeRemoteShutdownPrivilege 864 explorer.exe Token: SeUndockPrivilege 864 explorer.exe Token: SeManageVolumePrivilege 864 explorer.exe Token: SeImpersonatePrivilege 864 explorer.exe Token: SeCreateGlobalPrivilege 864 explorer.exe Token: 33 864 explorer.exe Token: 34 864 explorer.exe Token: 35 864 explorer.exe Token: 36 864 explorer.exe -
Suspicious use of WriteProcessMemory 61 IoCs
description pid Process procid_target PID 1184 wrote to memory of 4100 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 85 PID 1184 wrote to memory of 4100 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 85 PID 1184 wrote to memory of 4100 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 85 PID 4100 wrote to memory of 4036 4100 cmd.exe 87 PID 4100 wrote to memory of 4036 4100 cmd.exe 87 PID 4100 wrote to memory of 4036 4100 cmd.exe 87 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 864 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 103 PID 1184 wrote to memory of 412 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 104 PID 1184 wrote to memory of 412 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 104 PID 1184 wrote to memory of 412 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 104 PID 1184 wrote to memory of 2696 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 105 PID 1184 wrote to memory of 2696 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 105 PID 1184 wrote to memory of 2696 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 105 PID 864 wrote to memory of 2336 864 explorer.exe 106 PID 864 wrote to memory of 2336 864 explorer.exe 106 PID 864 wrote to memory of 2336 864 explorer.exe 106 PID 864 wrote to memory of 652 864 explorer.exe 108 PID 864 wrote to memory of 652 864 explorer.exe 108 PID 864 wrote to memory of 652 864 explorer.exe 108 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 864 wrote to memory of 3080 864 explorer.exe 109 PID 2336 wrote to memory of 3088 2336 cmd.exe 111 PID 2336 wrote to memory of 3088 2336 cmd.exe 111 PID 2336 wrote to memory of 3088 2336 cmd.exe 111 PID 652 wrote to memory of 3560 652 cmd.exe 112 PID 652 wrote to memory of 3560 652 cmd.exe 112 PID 652 wrote to memory of 3560 652 cmd.exe 112 PID 864 wrote to memory of 1500 864 explorer.exe 113 PID 864 wrote to memory of 1500 864 explorer.exe 113 PID 864 wrote to memory of 1500 864 explorer.exe 113 PID 1184 wrote to memory of 4324 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 115 PID 1184 wrote to memory of 4324 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 115 PID 1184 wrote to memory of 4324 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 115 PID 1184 wrote to memory of 2908 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 116 PID 1184 wrote to memory of 2908 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 116 PID 1184 wrote to memory of 2908 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 116 PID 1184 wrote to memory of 5040 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 117 PID 1184 wrote to memory of 5040 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 117 PID 1184 wrote to memory of 5040 1184 JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe 117 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3088 attrib.exe 3560 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\QrPwv.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Windows\SysWOW64\taskkill.exeTASKKILL /F /IM C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56b6ee967d3668b488d90e16ce3eac70.exe3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4036
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C:\Users\Admin\AppData\Roaming\explorer.exeC:\Users\Admin\AppData\Roaming\explorer.exe2⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Roaming\explorer.exe" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Roaming\explorer.exe" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:3088
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Roaming" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Roaming" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:3560
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C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:3080
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C:\Windows\MSDCSC\explorer.exe"C:\Windows\MSDCSC\explorer.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1500
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C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:412
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C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2696
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C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4324
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C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2908
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C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"C:\Users\Admin\AppData\Roaming\hWcUOAufTYnX.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:5040
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
20B
MD5b3ac9d09e3a47d5fd00c37e075a70ecb
SHA1ad14e6d0e07b00bd10d77a06d68841b20675680b
SHA2567a23c6e7ccd8811ecdf038d3a89d5c7d68ed37324bae2d4954125d9128fa9432
SHA51209b609ee1061205aa45b3c954efc6c1a03c8fd6b3011ff88cf2c060e19b1d7fd51ee0cb9d02a39310125f3a66aa0146261bdee3d804f472034df711bc942e316
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Filesize
242B
MD531f381d030d6c02e3e671492c0211e8f
SHA16d0b067044b407fab3ea513d1da8f4e6889896d1
SHA25642c26501bd6074bf52371e41b2639c8a7bb97f3016e83f8a8619b5f9613b596e
SHA51292e91e5cfde392207ded05a88190a1acdb93ca4d1082eb4f154d61b7d0854167dfe4daae3583f1dc7839028376e1a7facfdc4fda72c2fff15325c1900a98e850
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Filesize
1KB
MD578548c97641778ac1cff8288adc7c9db
SHA1ae780d4dad4dec9ac97c0a90c1f2e348e0804510
SHA2560a55ea5ce3e9005de818e1282361be700eeb23109a2031dc16915701c8c52c08
SHA51248eea7f4e16148be914ecef02f17f861e7a6e6e8c67d1b65575ad3f71f3d9a8bb69811e06e9bbe3f82fc1356405f5f39ed4e93053de24caca928770d34414edd
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Filesize
4KB
MD5eca78f8de2ce5557f73e9cb656f3355e
SHA1ed303065acf60a9d59177111af1ac43569d431a4
SHA256c055db363e452db0b7cbf26135bde2316cc10f338be376a51cd1be5d0b65283e
SHA5128843a144e7e29f5a64e1496e5cb0d1c18946ddbda356e65de6a9bb0b1dd3ef0acf89e72eb3969ac6629ecaacd57b7c38a9dd406adcdb487487866bd183d07800