Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-10-2024 06:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe
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Size
362KB
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MD5
72b3881c944a5b65102974cd718bd13a
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SHA1
80e1defffd848951eeb859d1720fba6809a60d27
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SHA256
7ec6eb6f91ee0c13f4b98dd9f3bddde62a22e1244111b3e3c27a51a42130af39
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SHA512
962a72f035d5370248989b2ccecda7fc64d3798fc7d55e5ee0a1fbe109db7c613c6fb56edbeec8be1449c253cf3a8017ff83da36c47dc6d29d8777c77f0d4e76
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SSDEEP
6144:gFw8wzBhaEUJ45mnk3PB4y6J1MhPrycmXN5BO9UY9FOnZKNBwgqFeOsmVmrvVry1:gFszBhqS5mEB+J1M52bk+n6BwVFeOqVy
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
test.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windupdt\\winupdate.exe" test.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
Processes:
explorer.exedescription ioc Process 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
test.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate test.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Executes dropped EXE 1 IoCs
Processes:
test.exepid Process 3036 test.exe -
Loads dropped DLL 2 IoCs
Processes:
72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exepid Process 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
test.exenotepad.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" test.exe Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
test.exedescription pid Process procid_target PID 3036 set thread context of 2844 3036 test.exe 32 -
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.
Processes:
notepad.exeexplorer.exe72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exetest.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 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language test.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
test.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier test.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier test.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 test.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString test.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
test.exeexplorer.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier test.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
test.exeexplorer.exedescription pid Process Token: SeIncreaseQuotaPrivilege 3036 test.exe Token: SeSecurityPrivilege 3036 test.exe Token: SeTakeOwnershipPrivilege 3036 test.exe Token: SeLoadDriverPrivilege 3036 test.exe Token: SeSystemProfilePrivilege 3036 test.exe Token: SeSystemtimePrivilege 3036 test.exe Token: SeProfSingleProcessPrivilege 3036 test.exe Token: SeIncBasePriorityPrivilege 3036 test.exe Token: SeCreatePagefilePrivilege 3036 test.exe Token: SeBackupPrivilege 3036 test.exe Token: SeRestorePrivilege 3036 test.exe Token: SeShutdownPrivilege 3036 test.exe Token: SeDebugPrivilege 3036 test.exe Token: SeSystemEnvironmentPrivilege 3036 test.exe Token: SeChangeNotifyPrivilege 3036 test.exe Token: SeRemoteShutdownPrivilege 3036 test.exe Token: SeUndockPrivilege 3036 test.exe Token: SeManageVolumePrivilege 3036 test.exe Token: SeImpersonatePrivilege 3036 test.exe Token: SeCreateGlobalPrivilege 3036 test.exe Token: 33 3036 test.exe Token: 34 3036 test.exe Token: 35 3036 test.exe Token: SeIncreaseQuotaPrivilege 2844 explorer.exe Token: SeSecurityPrivilege 2844 explorer.exe Token: SeTakeOwnershipPrivilege 2844 explorer.exe Token: SeLoadDriverPrivilege 2844 explorer.exe Token: SeSystemProfilePrivilege 2844 explorer.exe Token: SeSystemtimePrivilege 2844 explorer.exe Token: SeProfSingleProcessPrivilege 2844 explorer.exe Token: SeIncBasePriorityPrivilege 2844 explorer.exe Token: SeCreatePagefilePrivilege 2844 explorer.exe Token: SeBackupPrivilege 2844 explorer.exe Token: SeRestorePrivilege 2844 explorer.exe Token: SeShutdownPrivilege 2844 explorer.exe Token: SeDebugPrivilege 2844 explorer.exe Token: SeSystemEnvironmentPrivilege 2844 explorer.exe Token: SeChangeNotifyPrivilege 2844 explorer.exe Token: SeRemoteShutdownPrivilege 2844 explorer.exe Token: SeUndockPrivilege 2844 explorer.exe Token: SeManageVolumePrivilege 2844 explorer.exe Token: SeImpersonatePrivilege 2844 explorer.exe Token: SeCreateGlobalPrivilege 2844 explorer.exe Token: 33 2844 explorer.exe Token: 34 2844 explorer.exe Token: 35 2844 explorer.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exetest.exedescription pid Process procid_target PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 1984 wrote to memory of 3036 1984 72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe 30 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 3024 3036 test.exe 31 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32 PID 3036 wrote to memory of 2844 3036 test.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\72b3881c944a5b65102974cd718bd13a_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Users\Admin\AppData\Local\Temp\test.exe"C:\Users\Admin\AppData\Local\Temp\test.exe"2⤵
- 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:3036 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3024
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Modifies firewall policy service
- 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:2844
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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
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
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Downloads
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Filesize
690KB
MD5765fc776cdb4b56c5dabe62e0d80cb15
SHA1cc4a7f5b201e5ef6ab95fdfe9bea5b66b94c798c
SHA256e66f25c91c1fc5551d81ee62b7f9aa2d0d79acc0bd85fb3441a715bdf408cbad
SHA51251c60ce71d1ccebe76a9ca87703cd646fd26e173f248e784095577766fafb7a389fedd12225374eb63e3e3197a01aedb74d723967a8fd42db398047b5feeba55