Analysis
-
max time kernel
148s -
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
24/10/2024, 02:35
Static task
static1
Behavioral task
behavioral1
Sample
71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
-
Target
71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe
-
Size
900KB
-
MD5
71f53dcd12ea8bcfb67a8f6b9051ca6a
-
SHA1
61eaa05adbe3ea7b3f83c04de61626922373f056
-
SHA256
ca6adeaaa00617e173a3865d0922f176bc57f2edc753b4a4a4213c6dc6e6b99d
-
SHA512
e75566379a81663396bc0133dd3c4cd7c615a62a308246acd8b17030638e0525bd6c13aac351965a937e7c67a905c8c17ad04746da0dffb98372071183a08b90
-
SSDEEP
24576:MsViHnFtmkAzo3AXK3E6IXQPttSTJ5p9fOIVEERP60Bu5q6QY:TktAzxqhWMIXp9fOBv0Bunr
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:\\Windows\\Windupdt\\winupdate.exe" 71f53dcd12ea8bcfb67a8f6b9051ca6a_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 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate winupdate.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 1028 winupdate.exe 1800 winupdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchosts = "C:\\Windows\\Windupdt\\winupdate.exe" 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2612 set thread context of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 1028 set thread context of 1800 1028 winupdate.exe 98 -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Windupdt\winupdate.exe winupdate.exe File created C:\Windows\Windupdt\winupdate.exe 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe File opened for modification C:\Windows\Windupdt\winupdate.exe 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe File opened for modification C:\Windows\Windupdt\ 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2484 PING.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\ProcessorNameString 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier winupdate.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier winupdate.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier winupdate.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2484 PING.EXE -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeSecurityPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeSystemtimePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeBackupPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeRestorePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeShutdownPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeDebugPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeUndockPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeManageVolumePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeImpersonatePrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: 33 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: 34 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: 35 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: 36 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1800 winupdate.exe Token: SeSecurityPrivilege 1800 winupdate.exe Token: SeTakeOwnershipPrivilege 1800 winupdate.exe Token: SeLoadDriverPrivilege 1800 winupdate.exe Token: SeSystemProfilePrivilege 1800 winupdate.exe Token: SeSystemtimePrivilege 1800 winupdate.exe Token: SeProfSingleProcessPrivilege 1800 winupdate.exe Token: SeIncBasePriorityPrivilege 1800 winupdate.exe Token: SeCreatePagefilePrivilege 1800 winupdate.exe Token: SeBackupPrivilege 1800 winupdate.exe Token: SeRestorePrivilege 1800 winupdate.exe Token: SeShutdownPrivilege 1800 winupdate.exe Token: SeDebugPrivilege 1800 winupdate.exe Token: SeSystemEnvironmentPrivilege 1800 winupdate.exe Token: SeChangeNotifyPrivilege 1800 winupdate.exe Token: SeRemoteShutdownPrivilege 1800 winupdate.exe Token: SeUndockPrivilege 1800 winupdate.exe Token: SeManageVolumePrivilege 1800 winupdate.exe Token: SeImpersonatePrivilege 1800 winupdate.exe Token: SeCreateGlobalPrivilege 1800 winupdate.exe Token: 33 1800 winupdate.exe Token: 34 1800 winupdate.exe Token: 35 1800 winupdate.exe Token: 36 1800 winupdate.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 1028 winupdate.exe 1800 winupdate.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2612 wrote to memory of 2440 2612 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 84 PID 2440 wrote to memory of 1028 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 96 PID 2440 wrote to memory of 1028 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 96 PID 2440 wrote to memory of 1028 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 96 PID 2440 wrote to memory of 1772 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 97 PID 2440 wrote to memory of 1772 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 97 PID 2440 wrote to memory of 1772 2440 71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe 97 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1028 wrote to memory of 1800 1028 winupdate.exe 98 PID 1772 wrote to memory of 2484 1772 cmd.exe 100 PID 1772 wrote to memory of 2484 1772 cmd.exe 100 PID 1772 wrote to memory of 2484 1772 cmd.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Users\Admin\AppData\Local\Temp\71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\71f53dcd12ea8bcfb67a8f6b9051ca6a_JaffaCakes118.exe"2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\Windupdt\winupdate.exe"C:\Windows\Windupdt\winupdate.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\Windupdt\winupdate.exe"C:\Windows\Windupdt\winupdate.exe"4⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1800
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_dcsc_.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 24⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2484
-
-
-
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
-
Filesize
119B
MD52f22063aaa2ae8de665c7a1fc6f19f0a
SHA1f5ed196b2a8771d1b9cbda2cc55f201b45fc26bc
SHA256c15e040c2a12b9b88920d8f4ff3982c942b9907749c72961c93cf1c801db82ec
SHA51256dc72969770578cad2224dacd9b278cca238b26124b150ec475ef50d6b7fb5ba71b52083fe7949312e29ef5757edac2acc796f2bc564bc1077f4b91e4cbbaf8
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-940901362-3608833189-1915618603-1000\02fc8fb78d4f7516019d9a99eaf6a46d_f2cdb6fb-4ab8-4547-9f25-fad1f7a44351
Filesize50B
MD50d07aceef41f39fddc179b4cee5a6143
SHA18dc81dd6d1f4a8d2cd06a374ed2504aa087761b8
SHA256ae030038639228088c0ffd198200efad2f7f69f2ff909414ad2dbb6331d9a265
SHA5120fcb788f2122ee8101dfbbbffc55960a1df4e4b3054c0803ac0b2dc244fd28018951c874700c6d5d7a7433d301c860d44db1a24761b0c53b68e18df0c81caade
-
Filesize
900KB
MD571f53dcd12ea8bcfb67a8f6b9051ca6a
SHA161eaa05adbe3ea7b3f83c04de61626922373f056
SHA256ca6adeaaa00617e173a3865d0922f176bc57f2edc753b4a4a4213c6dc6e6b99d
SHA512e75566379a81663396bc0133dd3c4cd7c615a62a308246acd8b17030638e0525bd6c13aac351965a937e7c67a905c8c17ad04746da0dffb98372071183a08b90