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Analysis
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max time kernel
149s -
max time network
150s -
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, 16:23
Behavioral task
behavioral1
Sample
JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe
Resource
win7-20240903-en
8 signatures
150 seconds
General
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Target
JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe
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Size
36KB
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MD5
e8ba29eed7f3314d0aa91bb9a112aa93
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SHA1
3a2fe759163491954117ce29f282c2fc013a5d81
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SHA256
83e22e8780eea945eaca041a1ad45e5dc83a286d9366dc9c4b15bf68a9c4a758
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SHA512
bb3eacb6548795c241ab437eba5a1d25a969e1a8cbcfd8b6cf7bd975f78cfdaaaf3bac9b42e6c234764c6006b9e183731f160be8d1c8f8b698cc836953cbcf1e
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SSDEEP
768:3p22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J:3pYoX58z1uirL98xMWnT0OQ9J
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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C25CD331 = "C:\\Users\\Admin\\AppData\\Roaming\\C25CD331\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/2624-0-0x0000000000400000-0x0000000000417000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 4980 4808 WerFault.exe 84 -
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_e8ba29eed7f3314d0aa91bb9a112aa93.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4808 winver.exe 4808 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4808 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2624 wrote to memory of 4808 2624 JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe 84 PID 2624 wrote to memory of 4808 2624 JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe 84 PID 2624 wrote to memory of 4808 2624 JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe 84 PID 2624 wrote to memory of 4808 2624 JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe 84 PID 4808 wrote to memory of 3440 4808 winver.exe 56 PID 4808 wrote to memory of 2632 4808 winver.exe 44
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2632
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3440 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8ba29eed7f3314d0aa91bb9a112aa93.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624 -
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:4808 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 3524⤵
- Program crash
PID:4980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4808 -ip 48081⤵PID:3628