Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-10-2024 11:58
Static task
static1
Behavioral task
behavioral1
Sample
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe
Resource
win7-20241010-en
General
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Target
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe
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Size
344KB
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MD5
4cb976a25ed5428c57157d63b61a7838
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SHA1
645cdc5b079ca7a5312edb8974b202c7cfd18813
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SHA256
9cb32a863e5dfebc3bbfef1b82d505321e2b381eddc114172a5c6bbcab6bddd9
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SHA512
c416be8724e53b5a3a3e8fe9c50519b6d685f5185fa273cecc9970b3cb1a3939c8e2662e21b514780e681538a582b91f75ea195cfd9d2c4583c37acd9997f3e1
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SSDEEP
6144:kjJtF12Wv4hE1Z1CuSzSbyg6/w/+GYcWU2E1bAevKjuRgdj:kltFwOhCuLnOkWUd1bAevTW
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exenotepad.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exedescription pid Process procid_target PID 4400 set thread context of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4688 set thread context of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 1904 set thread context of 1600 1904 explorer.exe 90 -
Processes:
resource yara_rule behavioral2/memory/4688-0-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/4688-1-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/4688-2-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/4688-3-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/4688-4-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/4688-15-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-20-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-21-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-22-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-26-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-24-0x0000000013140000-0x00000000131FC000-memory.dmp upx behavioral2/memory/1600-25-0x0000000013140000-0x00000000131FC000-memory.dmp upx -
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.
Processes:
notepad.exeexplorer.exeexplorer.exenotepad.exe4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exedescription ioc Process 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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.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 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
explorer.exepid Process 1600 explorer.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exedescription pid Process Token: SeIncreaseQuotaPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeSecurityPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeLoadDriverPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeSystemProfilePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeSystemtimePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeBackupPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeRestorePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeShutdownPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeDebugPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeUndockPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeManageVolumePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeImpersonatePrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: 33 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: 34 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: 35 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: 36 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1600 explorer.exe Token: SeSecurityPrivilege 1600 explorer.exe Token: SeTakeOwnershipPrivilege 1600 explorer.exe Token: SeLoadDriverPrivilege 1600 explorer.exe Token: SeSystemProfilePrivilege 1600 explorer.exe Token: SeSystemtimePrivilege 1600 explorer.exe Token: SeProfSingleProcessPrivilege 1600 explorer.exe Token: SeIncBasePriorityPrivilege 1600 explorer.exe Token: SeCreatePagefilePrivilege 1600 explorer.exe Token: SeBackupPrivilege 1600 explorer.exe Token: SeRestorePrivilege 1600 explorer.exe Token: SeShutdownPrivilege 1600 explorer.exe Token: SeDebugPrivilege 1600 explorer.exe Token: SeSystemEnvironmentPrivilege 1600 explorer.exe Token: SeChangeNotifyPrivilege 1600 explorer.exe Token: SeRemoteShutdownPrivilege 1600 explorer.exe Token: SeUndockPrivilege 1600 explorer.exe Token: SeManageVolumePrivilege 1600 explorer.exe Token: SeImpersonatePrivilege 1600 explorer.exe Token: SeCreateGlobalPrivilege 1600 explorer.exe Token: 33 1600 explorer.exe Token: 34 1600 explorer.exe Token: 35 1600 explorer.exe Token: 36 1600 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
explorer.exepid Process 1600 explorer.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exeexplorer.exeexplorer.exedescription pid Process procid_target PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4400 wrote to memory of 4688 4400 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 87 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1096 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 88 PID 4688 wrote to memory of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 4688 wrote to memory of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 4688 wrote to memory of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 4688 wrote to memory of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 4688 wrote to memory of 1904 4688 4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe 89 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1904 wrote to memory of 1600 1904 explorer.exe 90 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91 PID 1600 wrote to memory of 4224 1600 explorer.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Users\Admin\AppData\Local\Temp\4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4cb976a25ed5428c57157d63b61a7838_JaffaCakes118.exe"2⤵
- 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:4688 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1096
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"4⤵
- 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:1600 -
C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe5⤵
- System Location Discovery: System Language Discovery
PID:4224
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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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
344KB
MD54cb976a25ed5428c57157d63b61a7838
SHA1645cdc5b079ca7a5312edb8974b202c7cfd18813
SHA2569cb32a863e5dfebc3bbfef1b82d505321e2b381eddc114172a5c6bbcab6bddd9
SHA512c416be8724e53b5a3a3e8fe9c50519b6d685f5185fa273cecc9970b3cb1a3939c8e2662e21b514780e681538a582b91f75ea195cfd9d2c4583c37acd9997f3e1