Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
12/08/2024, 03:44
Static task
static1
Behavioral task
behavioral1
Sample
8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe
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Size
1.3MB
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MD5
8d2f20aa8cc41a1192cf102897046cdd
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SHA1
2e459523250370ce43df3b1705f018e3699474dc
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SHA256
34ee973fbfce6410a1d05b8f552db4fc6a025b9694259ea45d974cbdbc798219
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SHA512
4ceb6d8fec4973d42bf5949d4e3075188f0ae02f0f9cf807a7255e3c59cb3390f557b986b4bcbc801f9323e276a44e20d7a59ab4aaa6efdb9d228e07d20f0e1f
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SSDEEP
24576:43xq6mQ4qTxNasGZX5lN1Oo3uDvWWaZ2bqjyZW62VWpxOmjk:VURTLas6TvuDLZWNEmmj
Malware Config
Signatures
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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:\\Users\\Admin\\AppData\\Local\\Temp\\Windupdt\\avast.exe" 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe -
Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate avast.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Executes dropped EXE 1 IoCs
pid Process 1636 avast.exe -
Loads dropped DLL 2 IoCs
pid Process 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\avast = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Windupdt\\avast.exe" notepad.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\avast = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Windupdt\\avast.exe" 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2812 set thread context of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language avast.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Checks processor information in registry 2 TTPs 12 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 avast.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString avast.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier avast.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier avast.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier avast.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeSecurityPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeSystemtimePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeBackupPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeRestorePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeShutdownPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeDebugPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeUndockPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeManageVolumePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeImpersonatePrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: 33 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: 34 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: 35 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2628 explorer.exe Token: SeSecurityPrivilege 2628 explorer.exe Token: SeTakeOwnershipPrivilege 2628 explorer.exe Token: SeLoadDriverPrivilege 2628 explorer.exe Token: SeSystemProfilePrivilege 2628 explorer.exe Token: SeSystemtimePrivilege 2628 explorer.exe Token: SeProfSingleProcessPrivilege 2628 explorer.exe Token: SeIncBasePriorityPrivilege 2628 explorer.exe Token: SeCreatePagefilePrivilege 2628 explorer.exe Token: SeBackupPrivilege 2628 explorer.exe Token: SeRestorePrivilege 2628 explorer.exe Token: SeShutdownPrivilege 2628 explorer.exe Token: SeDebugPrivilege 2628 explorer.exe Token: SeSystemEnvironmentPrivilege 2628 explorer.exe Token: SeChangeNotifyPrivilege 2628 explorer.exe Token: SeRemoteShutdownPrivilege 2628 explorer.exe Token: SeUndockPrivilege 2628 explorer.exe Token: SeIncreaseQuotaPrivilege 1636 avast.exe Token: SeSecurityPrivilege 1636 avast.exe Token: SeTakeOwnershipPrivilege 1636 avast.exe Token: SeLoadDriverPrivilege 1636 avast.exe Token: SeSystemProfilePrivilege 1636 avast.exe Token: SeSystemtimePrivilege 1636 avast.exe Token: SeProfSingleProcessPrivilege 1636 avast.exe Token: SeIncBasePriorityPrivilege 1636 avast.exe Token: SeCreatePagefilePrivilege 1636 avast.exe Token: SeBackupPrivilege 1636 avast.exe Token: SeRestorePrivilege 1636 avast.exe Token: SeShutdownPrivilege 1636 avast.exe Token: SeDebugPrivilege 1636 avast.exe Token: SeSystemEnvironmentPrivilege 1636 avast.exe Token: SeChangeNotifyPrivilege 1636 avast.exe Token: SeRemoteShutdownPrivilege 1636 avast.exe Token: SeUndockPrivilege 1636 avast.exe Token: SeManageVolumePrivilege 1636 avast.exe Token: SeImpersonatePrivilege 1636 avast.exe Token: SeCreateGlobalPrivilege 1636 avast.exe Token: 33 1636 avast.exe Token: 34 1636 avast.exe Token: 35 1636 avast.exe Token: SeManageVolumePrivilege 2628 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1636 avast.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2840 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 30 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 2628 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 31 PID 2812 wrote to memory of 1636 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 32 PID 2812 wrote to memory of 1636 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 32 PID 2812 wrote to memory of 1636 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 32 PID 2812 wrote to memory of 1636 2812 8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8d2f20aa8cc41a1192cf102897046cdd_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Loads dropped DLL
- 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:2812 -
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2840
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2628
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C:\Users\Admin\AppData\Local\Temp\Windupdt\avast.exe"C:\Users\Admin\AppData\Local\Temp\Windupdt\avast.exe"2⤵
- 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:1636
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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
1.3MB
MD58d2f20aa8cc41a1192cf102897046cdd
SHA12e459523250370ce43df3b1705f018e3699474dc
SHA25634ee973fbfce6410a1d05b8f552db4fc6a025b9694259ea45d974cbdbc798219
SHA5124ceb6d8fec4973d42bf5949d4e3075188f0ae02f0f9cf807a7255e3c59cb3390f557b986b4bcbc801f9323e276a44e20d7a59ab4aaa6efdb9d228e07d20f0e1f