Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
11/07/2024, 17:07
Behavioral task
behavioral1
Sample
3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe
Resource
win7-20240705-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe
- Size 674KB
- Sample240711-vm73aswbrp
- SHA256 b6914975cc187b64692629c15ab3fbf9e5002e6c10cea68d6812995c72433f04
- MD5 3a03a8cb63dafeca6cdf4948ded40deb
- SHA1 00b7a8c9d63cd61bad78454ba87563bc51e35611
- SHA512 3a1e6ba4502dc9379195b5eb3801510b217a66476b62978d413894d83b3c0e3c483bd98a4365184fcfd87dfd7c003d21309f829ff6c90306ce41f4020b3e7697
- SSDEEP 12288:S9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnKE:gAQ6Zx9cxTmOrucTIEFSpOG
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- 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" 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.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 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe - Deletes itself 1 IoCs
pid Process 4088 notepad.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3372 set thread context of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 - 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\ProcessorNameString 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 3a03a8cb63dafeca6cdf4948ded40deb_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 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe - Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeSecurityPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeLoadDriverPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeSystemProfilePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeSystemtimePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeBackupPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeRestorePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeShutdownPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeDebugPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeUndockPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeManageVolumePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeImpersonatePrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: 33 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: 34 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: 35 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: 36 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 4856 explorer.exe Token: SeSecurityPrivilege 4856 explorer.exe Token: SeTakeOwnershipPrivilege 4856 explorer.exe Token: SeLoadDriverPrivilege 4856 explorer.exe Token: SeSystemProfilePrivilege 4856 explorer.exe Token: SeSystemtimePrivilege 4856 explorer.exe Token: SeProfSingleProcessPrivilege 4856 explorer.exe Token: SeIncBasePriorityPrivilege 4856 explorer.exe Token: SeCreatePagefilePrivilege 4856 explorer.exe Token: SeBackupPrivilege 4856 explorer.exe Token: SeRestorePrivilege 4856 explorer.exe Token: SeShutdownPrivilege 4856 explorer.exe Token: SeDebugPrivilege 4856 explorer.exe Token: SeSystemEnvironmentPrivilege 4856 explorer.exe Token: SeChangeNotifyPrivilege 4856 explorer.exe Token: SeRemoteShutdownPrivilege 4856 explorer.exe Token: SeUndockPrivilege 4856 explorer.exe Token: SeManageVolumePrivilege 4856 explorer.exe Token: SeImpersonatePrivilege 4856 explorer.exe Token: SeCreateGlobalPrivilege 4856 explorer.exe Token: 33 4856 explorer.exe Token: 34 4856 explorer.exe Token: 35 4856 explorer.exe Token: 36 4856 explorer.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4856 explorer.exe - Suspicious use of WriteProcessMemory 45 IoCs
description pid Process procid_target PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4964 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 85 PID 3372 wrote to memory of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 PID 3372 wrote to memory of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 PID 3372 wrote to memory of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 PID 3372 wrote to memory of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 PID 3372 wrote to memory of 4856 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 86 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87 PID 3372 wrote to memory of 4088 3372 3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3a03a8cb63dafeca6cdf4948ded40deb_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3372 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
PID:4964
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Checks BIOS information in registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4856
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C:\Windows\SysWOW64\notepad.exeC:\Windows\SysWOW64\notepad.exe2⤵
- Deletes itself
PID:4088
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