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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24/08/2024, 10:01
Static task
static1
Behavioral task
behavioral1
Sample
be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe
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Size
62KB
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MD5
be5b87e0bb953a1ab3496cf6f7fb5897
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SHA1
a6aa09fa8b71a3951911b521e34435093ebd39ec
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SHA256
444d3e227591e251b3114bee41ac0b14627d3e4aebcc84749bab77316c631bd0
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SHA512
b93828b41153b217d456de5758c84cb70a2b9ef212494270530f9157afcc29dd7d068cd66aaa305dd5301c460e3662434696d73d61d562b949f0f72755940e74
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SSDEEP
768:hEDHCnRXpBeLqa0FBh14k7iZLZx4J7W8XmXNBlNDFX7fq/vdqx03weoSb03xd:lRXpBeU6n4PYB7l7oV0S8
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-2734\\ju7bd.exe" be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ju7bd = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-2734\\ju7bd.exe" be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Drops desktop.ini file(s) 1 IoCs
description ioc Process File created C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-2734\Desktop.ini be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Modifies WinLogon 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-2734\\ju7bd.exe" be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2256 set thread context of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4992 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 4992 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 2256 wrote to memory of 4992 2256 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 100 PID 4992 wrote to memory of 3584 4992 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 56 PID 4992 wrote to memory of 3584 4992 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 56 PID 4992 wrote to memory of 3584 4992 be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3584
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C:\Users\Admin\AppData\Local\Temp\be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Users\Admin\AppData\Local\Temp\be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\be5b87e0bb953a1ab3496cf6f7fb5897_JaffaCakes118.exe3⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops desktop.ini file(s)
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4992
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