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Analysis
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max time kernel
148s -
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
07/01/2025, 19:23
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe
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Size
88KB
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MD5
74f7624ec5295a6a1be74d517797fd9c
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SHA1
d387c4f7192865cb894b3ea88b0e29edb535039d
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SHA256
53c2fdf367aecbd4ee973a4fb5cde6148eaf0c542a1afb9b470cf0e36a8a0afd
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SHA512
d015aba8592ae93e09f412e3fdeec6ad1a3127595717bb97f5cfb6cb2ac36317ba3bff9bda9f8406987bcac6d748e32cead368037713455a8b178b1e064331aa
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SSDEEP
1536:M5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:M5fvp12UFKcD/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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8AE2C4A8 = "C:\\Users\\Admin\\AppData\\Roaming\\8AE2C4A8\\bin.exe" winver.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4264 4200 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_74f7624ec5295a6a1be74d517797fd9c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4200 winver.exe 4200 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3464 Explorer.EXE Token: SeCreatePagefilePrivilege 3464 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4200 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1512 wrote to memory of 4200 1512 JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe 84 PID 1512 wrote to memory of 4200 1512 JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe 84 PID 1512 wrote to memory of 4200 1512 JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe 84 PID 1512 wrote to memory of 4200 1512 JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe 84 PID 4200 wrote to memory of 3464 4200 winver.exe 56 PID 4200 wrote to memory of 2988 4200 winver.exe 50
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2988
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1512 -
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:4200 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 3524⤵
- Program crash
PID:4264
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 42001⤵PID:2708