Analysis
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max time kernel
150s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/02/2025, 17:57
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe
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Size
439KB
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MD5
27a577ebf60199ecba7d20e0d4f3bb4a
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SHA1
66350aa45a0a836fb2707097318259bad9049517
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SHA256
e2e583c859826ea44c7571d0f44fb2ff315af4f2a1f2d2c6aeba2a7ae3973d3e
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SHA512
4c4d4db4d3607a501432391b8428dd588f0701971442749061ccdb6ecd263e51aace82648bf252e2e2c97398e69f30ef2b2f83a6b3f3cdd1f89b959b0d914b64
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SSDEEP
12288:JLgy/aQ1YifJQHj0cygZeieIthc3khXbTOmifI:JLgyZfc0lggiDthBR/DMI
Malware Config
Extracted
darkcomet
Guest16
holawhey.no-ip.biz:100
DC_MUTEX-B0CSUFZ
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InstallPath
MSDCSC\msdcsc.exe
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gencode
pw8fRH0AM4TB
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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
MicroUpdate
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" Stage1.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" msdcsc.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe -
Windows security bypass 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe -
Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 576 attrib.exe -
Executes dropped EXE 4 IoCs
pid Process 2768 Crypted.exe 1968 Stage2.exe 2536 Stage1.exe 1600 msdcsc.exe -
Loads dropped DLL 15 IoCs
pid Process 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 2768 Crypted.exe 2768 Crypted.exe 2768 Crypted.exe 2768 Crypted.exe 1968 Stage2.exe 1968 Stage2.exe 2768 Crypted.exe 2768 Crypted.exe 2536 Stage1.exe 2536 Stage1.exe 2536 Stage1.exe 2536 Stage1.exe 1600 msdcsc.exe 1600 msdcsc.exe -
Windows security modification 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" Stage1.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" msdcsc.exe -
resource yara_rule behavioral1/files/0x0008000000012115-5.dat upx behavioral1/memory/2768-6-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral1/memory/2768-10-0x0000000000240000-0x0000000000264000-memory.dmp upx behavioral1/files/0x00070000000193c4-15.dat upx behavioral1/memory/2768-19-0x0000000002AE0000-0x0000000002B23000-memory.dmp upx behavioral1/memory/1968-30-0x0000000000400000-0x0000000000443000-memory.dmp upx behavioral1/files/0x0032000000019382-31.dat upx behavioral1/memory/2768-35-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral1/memory/2768-34-0x0000000002AE0000-0x0000000002B97000-memory.dmp upx behavioral1/memory/2536-39-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-55-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2536-96-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2768-97-0x0000000000400000-0x0000000000424000-memory.dmp upx behavioral1/memory/1600-98-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-99-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-100-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-101-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-102-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-103-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-104-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-105-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-106-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-107-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-108-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-109-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-110-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-111-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/1600-112-0x0000000000400000-0x00000000004B7000-memory.dmp upx -
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 8 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_27a577ebf60199ecba7d20e0d4f3bb4a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Stage2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Crypted.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Stage1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2536 Stage1.exe Token: SeSecurityPrivilege 2536 Stage1.exe Token: SeTakeOwnershipPrivilege 2536 Stage1.exe Token: SeLoadDriverPrivilege 2536 Stage1.exe Token: SeSystemProfilePrivilege 2536 Stage1.exe Token: SeSystemtimePrivilege 2536 Stage1.exe Token: SeProfSingleProcessPrivilege 2536 Stage1.exe Token: SeIncBasePriorityPrivilege 2536 Stage1.exe Token: SeCreatePagefilePrivilege 2536 Stage1.exe Token: SeBackupPrivilege 2536 Stage1.exe Token: SeRestorePrivilege 2536 Stage1.exe Token: SeShutdownPrivilege 2536 Stage1.exe Token: SeDebugPrivilege 2536 Stage1.exe Token: SeSystemEnvironmentPrivilege 2536 Stage1.exe Token: SeChangeNotifyPrivilege 2536 Stage1.exe Token: SeRemoteShutdownPrivilege 2536 Stage1.exe Token: SeUndockPrivilege 2536 Stage1.exe Token: SeManageVolumePrivilege 2536 Stage1.exe Token: SeImpersonatePrivilege 2536 Stage1.exe Token: SeCreateGlobalPrivilege 2536 Stage1.exe Token: 33 2536 Stage1.exe Token: 34 2536 Stage1.exe Token: 35 2536 Stage1.exe Token: SeIncreaseQuotaPrivilege 1600 msdcsc.exe Token: SeSecurityPrivilege 1600 msdcsc.exe Token: SeTakeOwnershipPrivilege 1600 msdcsc.exe Token: SeLoadDriverPrivilege 1600 msdcsc.exe Token: SeSystemProfilePrivilege 1600 msdcsc.exe Token: SeSystemtimePrivilege 1600 msdcsc.exe Token: SeProfSingleProcessPrivilege 1600 msdcsc.exe Token: SeIncBasePriorityPrivilege 1600 msdcsc.exe Token: SeCreatePagefilePrivilege 1600 msdcsc.exe Token: SeBackupPrivilege 1600 msdcsc.exe Token: SeRestorePrivilege 1600 msdcsc.exe Token: SeShutdownPrivilege 1600 msdcsc.exe Token: SeDebugPrivilege 1600 msdcsc.exe Token: SeSystemEnvironmentPrivilege 1600 msdcsc.exe Token: SeChangeNotifyPrivilege 1600 msdcsc.exe Token: SeRemoteShutdownPrivilege 1600 msdcsc.exe Token: SeUndockPrivilege 1600 msdcsc.exe Token: SeManageVolumePrivilege 1600 msdcsc.exe Token: SeImpersonatePrivilege 1600 msdcsc.exe Token: SeCreateGlobalPrivilege 1600 msdcsc.exe Token: 33 1600 msdcsc.exe Token: 34 1600 msdcsc.exe Token: 35 1600 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1600 msdcsc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2644 wrote to memory of 2768 2644 JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe 30 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 1968 2768 Crypted.exe 31 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2768 wrote to memory of 2536 2768 Crypted.exe 33 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2536 wrote to memory of 2932 2536 Stage1.exe 34 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2932 wrote to memory of 576 2932 cmd.exe 36 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 2536 wrote to memory of 1600 2536 Stage1.exe 37 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 PID 1600 wrote to memory of 2376 1600 msdcsc.exe 38 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 576 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a577ebf60199ecba7d20e0d4f3bb4a.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\Crypted.exe"C:\Users\Admin\AppData\Local\Temp\Crypted.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Users\Admin\AppData\Local\Temp\Stage2.exe"C:\Users\Admin\AppData\Local\Temp\Stage2.exe" x -y -oC:\Users\Admin\AppData\Local\Temp -pxnq8rPMxVI87ciGwWJHxRTy3iauHcIirteOOELv3B5vkS9kJoHBUAahY1dWxj8yA3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1968
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C:\Users\Admin\AppData\Local\Temp\Stage1.exe"C:\Users\Admin\AppData\Local\Temp\Stage1.exe"3⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\Stage1.exe" +s +h4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\Stage1.exe" +s +h5⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:576
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C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"4⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Windows\SysWOW64\notepad.exenotepad5⤵
- System Location Discovery: System Language Discovery
PID:2376
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
6Replay Monitor
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Downloads
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Filesize
403KB
MD5133f59b4fa4393eef2766d72ea5f4a00
SHA13a33ea8e9c446385d5cf01e47439308c434e67a4
SHA256b959e80f8de1d37cdf89c1c4b008405db4b9930a2ab1bf93c3201847e2d7421e
SHA512f1c1b2ace3ef629245df3f5e5395243fea9a33769a725f471b84911266e2f7b299bc556ff2afb9e9aa464c962a05ed38dd30e34595e9859bbb7e638ff0357cd4
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Filesize
252KB
MD5a0dff5b8cab088e99c2b4a48df7df81a
SHA1b3c202e661515bb06eb05dc1c5dce95022bfcbc7
SHA25668ba7280939a788da4efdf1667582fb11af99c737601a70e7c625a94afbb3e9a
SHA512f98cc3a05139b61b9b1f805813c78867eee68c2e5749daba7906ce78e1665d5c2339cba1b77c95d6d8f2e10df36f92095f5d31d94d652abb0e1a15c3be6ca866
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Filesize
356KB
MD53f6c9f4e2b46b1db1927ae37d0fff55f
SHA1eb687968cccb0a640ccce2d8c32c942d1edeb9e8
SHA25659865e45a20ade01259451928f875fe7ed18f5794d51d4caa67851c7b75987f2
SHA5129df211db0fcc77ce85ec92a027c103ce3473712faa3aa4689d6115e26d4dec0f7659d6682fef705a1c140b8e227b393a39382bc167d4c1d963ba50dbf9d816ed