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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04/10/2024, 12:51
Static task
static1
Behavioral task
behavioral1
Sample
136daef5db1daf92620bac201248ed05_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
136daef5db1daf92620bac201248ed05_JaffaCakes118.exe
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Size
58KB
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MD5
136daef5db1daf92620bac201248ed05
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SHA1
0cd559d1365d2b62f6158239c5a3a1028eea160a
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SHA256
9fe3450ddc8a907df48476e1428d9b602c875d82748d4541b76553326837d879
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SHA512
5014b5195908adeaaadd288823f770e5e5555517f339a7e3110732c168c061094cbd06ecf184c1769680c14e0e24d361e7c80f4b7ac3a28535feb89ea923a2c5
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SSDEEP
1536:9wmpi5mCTP6FpZ68EHr7dVMOmF2jbxWGq6i:mJmQPL/dV5S2jbxWGqN
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\ProgramData\\SystemRoot.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 1100 svchost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DisplaySwitch = "\"C:\\ProgramData\\SystemRoot.exe\"" svchost.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe 1100 svchost.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1712 wrote to memory of 1100 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe 30 PID 1712 wrote to memory of 1100 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe 30 PID 1712 wrote to memory of 1100 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe 30 PID 1712 wrote to memory of 1100 1712 136daef5db1daf92620bac201248ed05_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\136daef5db1daf92620bac201248ed05_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\136daef5db1daf92620bac201248ed05_JaffaCakes118.exe"1⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Modifies WinLogon for persistence
- Deletes itself
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1100
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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
1