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Analysis
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max time kernel
144s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll
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Size
48KB
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MD5
860fc1b9a38fda474d3ef0434cbe8082
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SHA1
eeaa9c0033c68f6db579b0bd55bcbc6d2eb226d3
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SHA256
165dba56d6f966ffc038d3c3a0b86946888aef8535fb0350ae6ddfd9db05ac1b
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SHA512
e117e514ec883a0d3e763b1dfe649987425a1c51c67b8a715d8545f9c34eb214cc8f262aff000f7be7981024e9c9230cd9c767f5f992e0146c00b26b29836782
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SSDEEP
768:rPIvgS43Z4++hKjWLG53eB0/sq2KCLuyJNWAs673w2X:84SmtwGsQCrns6M
Malware Config
Signatures
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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 regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Rundll32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2360 Rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2360 Rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2636 wrote to memory of 2904 2636 regsvr32.exe 84 PID 2636 wrote to memory of 2904 2636 regsvr32.exe 84 PID 2636 wrote to memory of 2904 2636 regsvr32.exe 84 PID 2904 wrote to memory of 2360 2904 regsvr32.exe 85 PID 2904 wrote to memory of 2360 2904 regsvr32.exe 85 PID 2904 wrote to memory of 2360 2904 regsvr32.exe 85
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Windows\SysWOW64\Rundll32.exeC:\Windows\system32\Rundll32.exe C:\Users\Admin\AppData\Local\Temp\860fc1b9a38fda474d3ef0434cbe8082_JaffaCakes118.dll,DllUnregisterServer3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2360
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