Analysis
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max time kernel
150s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 13:30
Behavioral task
behavioral1
Sample
JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe
Resource
win7-20240729-en
windows7-x64
18 signatures
150 seconds
General
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Target
JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe
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Size
757KB
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MD5
79f0d2b7aee2d18ed14fe11170404850
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SHA1
2fdfbd047d4b560418ca91a8d6b507350714f6bc
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SHA256
7b285af2b805ee66eeb295e1e27987988e5becc3a1a07238425d5d525506a395
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SHA512
6c34b9a691bcb18301e074cc3bf823c837d97d50fba92f8b5d03a4d9a5389e9749e3322b0bb938593cb1133929951e60caaae51a093757b6b6c539a5340f5c51
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SSDEEP
12288:79AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKy:pAQ6Zx9cxTmOrucTIEFSpOG
Malware Config
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:\\Windupdt\\winupdate.exe" JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" explorer.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" explorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" explorer.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" explorer.exe -
Disables Task Manager via registry modification
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1172 set thread context of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 4 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_79f0d2b7aee2d18ed14fe11170404850.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2044 explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeSecurityPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeTakeOwnershipPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeLoadDriverPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeSystemProfilePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeSystemtimePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeProfSingleProcessPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeIncBasePriorityPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeCreatePagefilePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeBackupPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeRestorePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeShutdownPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeDebugPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeSystemEnvironmentPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeChangeNotifyPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeRemoteShutdownPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeUndockPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeManageVolumePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeImpersonatePrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeCreateGlobalPrivilege 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: 33 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: 34 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: 35 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe Token: SeIncreaseQuotaPrivilege 2044 explorer.exe Token: SeSecurityPrivilege 2044 explorer.exe Token: SeTakeOwnershipPrivilege 2044 explorer.exe Token: SeLoadDriverPrivilege 2044 explorer.exe Token: SeSystemProfilePrivilege 2044 explorer.exe Token: SeSystemtimePrivilege 2044 explorer.exe Token: SeProfSingleProcessPrivilege 2044 explorer.exe Token: SeIncBasePriorityPrivilege 2044 explorer.exe Token: SeCreatePagefilePrivilege 2044 explorer.exe Token: SeBackupPrivilege 2044 explorer.exe Token: SeRestorePrivilege 2044 explorer.exe Token: SeShutdownPrivilege 2044 explorer.exe Token: SeDebugPrivilege 2044 explorer.exe Token: SeSystemEnvironmentPrivilege 2044 explorer.exe Token: SeChangeNotifyPrivilege 2044 explorer.exe Token: SeRemoteShutdownPrivilege 2044 explorer.exe Token: SeUndockPrivilege 2044 explorer.exe Token: SeManageVolumePrivilege 2044 explorer.exe Token: SeImpersonatePrivilege 2044 explorer.exe Token: SeCreateGlobalPrivilege 2044 explorer.exe Token: 33 2044 explorer.exe Token: 34 2044 explorer.exe Token: 35 2044 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2044 explorer.exe -
Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2892 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 30 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 1172 wrote to memory of 2044 1172 JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe 31 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32 PID 2044 wrote to memory of 2728 2044 explorer.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79f0d2b7aee2d18ed14fe11170404850.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2892
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe3⤵
- System Location Discovery: System Language Discovery
PID:2728
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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
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
5Replay Monitor
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Downloads
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Filesize
757KB
MD579f0d2b7aee2d18ed14fe11170404850
SHA12fdfbd047d4b560418ca91a8d6b507350714f6bc
SHA2567b285af2b805ee66eeb295e1e27987988e5becc3a1a07238425d5d525506a395
SHA5126c34b9a691bcb18301e074cc3bf823c837d97d50fba92f8b5d03a4d9a5389e9749e3322b0bb938593cb1133929951e60caaae51a093757b6b6c539a5340f5c51