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Analysis
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max time kernel
147s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/01/2025, 19:20
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
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Size
88KB
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MD5
ec02a1ffd19435f90e54947264902d95
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SHA1
f059c0cab64ee9b98b8cc144ac3e92fab9b30c55
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SHA256
54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785
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SHA512
2b1399aa4434f30a41c5b305b40e4b5ead2243440dd0d993e555a642c2c7874e0477947cdcefa64c80c615568b38d942087de1eaba09095bbe103bd8a8576bf8
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SSDEEP
1536:F5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:F5fvp12UFKcD/6jwqWsN
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8F290184 = "C:\\Users\\Admin\\AppData\\Roaming\\8F290184\\bin.exe" winver.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 740 2420 WerFault.exe 85 -
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 JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2420 winver.exe 2420 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3396 Explorer.EXE Token: SeCreatePagefilePrivilege 3396 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2420 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3524 wrote to memory of 2420 3524 JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe 85 PID 3524 wrote to memory of 2420 3524 JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe 85 PID 3524 wrote to memory of 2420 3524 JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe 85 PID 3524 wrote to memory of 2420 3524 JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe 85 PID 2420 wrote to memory of 3396 2420 winver.exe 56 PID 2420 wrote to memory of 2668 2420 winver.exe 44
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2668
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3396 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3524 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 3524⤵
- Program crash
PID:740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2420 -ip 24201⤵PID:1308