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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02/01/2025, 02:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe
Resource
win7-20240903-en
windows7-x64
18 signatures
150 seconds
General
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Target
JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe
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Size
740KB
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MD5
6213e41a15ae74c8b5f502fdca12bebf
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SHA1
afb0a9001eb83164d36d85b1df8ffbfaa5979c2b
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SHA256
467133ae0674f7f6b6d5f2f4f788118b88aa1c09f3c966826b9ade5b4f2379fc
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SHA512
17c5a27a27a71a95db39e1b626da3c898a298bdfce54b072926a1a556800493d3e316c36b3c0f9d27a065dff16ba078ffc89dcf379ce519b4d7fc9b30be61538
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SSDEEP
12288:MXkXyENrDviHr24/zBKD19kyGWpeo8eLbbVRJgPg6396tGXpAbHLDwYQ9bkU4Nu:QUxrDva7BKDLkyGWpueLOuRrLK9leu
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" 01.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\UpdatesDisableNotify = "1" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe -
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 01.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Executes dropped EXE 1 IoCs
pid Process 2764 01.exe -
Loads dropped DLL 2 IoCs
pid Process 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 01.exe Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2764 set thread context of 2740 2764 01.exe 34 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 notepad.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 01.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 01.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 Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 01.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 01.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 01.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 01.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2740 explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2764 01.exe Token: SeSecurityPrivilege 2764 01.exe Token: SeTakeOwnershipPrivilege 2764 01.exe Token: SeLoadDriverPrivilege 2764 01.exe Token: SeSystemProfilePrivilege 2764 01.exe Token: SeSystemtimePrivilege 2764 01.exe Token: SeProfSingleProcessPrivilege 2764 01.exe Token: SeIncBasePriorityPrivilege 2764 01.exe Token: SeCreatePagefilePrivilege 2764 01.exe Token: SeBackupPrivilege 2764 01.exe Token: SeRestorePrivilege 2764 01.exe Token: SeShutdownPrivilege 2764 01.exe Token: SeDebugPrivilege 2764 01.exe Token: SeSystemEnvironmentPrivilege 2764 01.exe Token: SeChangeNotifyPrivilege 2764 01.exe Token: SeRemoteShutdownPrivilege 2764 01.exe Token: SeUndockPrivilege 2764 01.exe Token: SeManageVolumePrivilege 2764 01.exe Token: SeImpersonatePrivilege 2764 01.exe Token: SeCreateGlobalPrivilege 2764 01.exe Token: 33 2764 01.exe Token: 34 2764 01.exe Token: 35 2764 01.exe Token: SeIncreaseQuotaPrivilege 2740 explorer.exe Token: SeSecurityPrivilege 2740 explorer.exe Token: SeTakeOwnershipPrivilege 2740 explorer.exe Token: SeLoadDriverPrivilege 2740 explorer.exe Token: SeSystemProfilePrivilege 2740 explorer.exe Token: SeSystemtimePrivilege 2740 explorer.exe Token: SeProfSingleProcessPrivilege 2740 explorer.exe Token: SeIncBasePriorityPrivilege 2740 explorer.exe Token: SeCreatePagefilePrivilege 2740 explorer.exe Token: SeBackupPrivilege 2740 explorer.exe Token: SeRestorePrivilege 2740 explorer.exe Token: SeShutdownPrivilege 2740 explorer.exe Token: SeDebugPrivilege 2740 explorer.exe Token: SeSystemEnvironmentPrivilege 2740 explorer.exe Token: SeChangeNotifyPrivilege 2740 explorer.exe Token: SeRemoteShutdownPrivilege 2740 explorer.exe Token: SeUndockPrivilege 2740 explorer.exe Token: SeManageVolumePrivilege 2740 explorer.exe Token: SeImpersonatePrivilege 2740 explorer.exe Token: SeCreateGlobalPrivilege 2740 explorer.exe Token: 33 2740 explorer.exe Token: 34 2740 explorer.exe Token: 35 2740 explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 2740 explorer.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 796 wrote to memory of 2764 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 32 PID 796 wrote to memory of 2764 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 32 PID 796 wrote to memory of 2764 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 32 PID 796 wrote to memory of 2764 796 JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe 32 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2720 2764 01.exe 33 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2740 2764 01.exe 34 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2764 wrote to memory of 2576 2764 01.exe 35 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36 PID 2740 wrote to memory of 2632 2740 explorer.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6213e41a15ae74c8b5f502fdca12bebf.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:796 -
C:\Users\Admin\AppData\Local\Temp\01.exeC:\Users\Admin\AppData\Local\Temp\01.exe2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Executes dropped EXE
- 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:2764 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2720
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- 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:2740 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe4⤵
- System Location Discovery: System Language Discovery
PID:2632
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C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe3⤵
- System Location Discovery: System Language Discovery
PID:2576
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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
691KB
MD53514c57923ef67b533aa0cb221c15b49
SHA193015c9471023ae629d9093a8e2051c3d001d1cb
SHA25677d1597cb6a904832122635810cbe29451c99dfa71f6a54b81c666be9ea98d33
SHA51228861b71943d0d1d80aa553f62fadacd3273951e58e5381f1c494df74ce8a5cb41422e09ffd6caad78c313279d261cc10285ef6fa2d14bbf3e85b5d976645410