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Analysis
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max time kernel
141s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2024, 08:47
Static task
static1
Behavioral task
behavioral1
Sample
f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe
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Size
78KB
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MD5
f0b03aaee68bcca5a24557329f085635
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SHA1
805a8ef296dd2afb6f6e9ba83fc4be66f8725926
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SHA256
16a05d5f7229b1357201fe0058c7c37d2c9dc44d43ed83454ba5f445ca153dec
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SHA512
2375f959e7dad386e6a0e63460344cd6debd645c6c9886dde9e8bd534cf59b2a728a517c8fac06ddfb1437231cd0605d69ba0de9787f3c0456595d67e41fa920
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SSDEEP
1536:06j+c2C7ZdUeZvziG9/vFD2q5YvCwS0gxtvIo9ZHiv:0637ZdVZ79952qOCwSjBImHiv
Malware Config
Signatures
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Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Windows Messenge\Parameters\ServiceDll = "C:\\Windows\\system32\\Messenger.dll" f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe -
Loads dropped DLL 1 IoCs
pid Process 2312 svchost.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Messenger.dll f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\Messenger.dll f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2520 wrote to memory of 2576 2520 f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe 87 PID 2520 wrote to memory of 2576 2520 f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe 87 PID 2520 wrote to memory of 2576 2520 f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f0b03aaee68bcca5a24557329f085635_JaffaCakes118.exe"1⤵
- Sets DLL path for service in the registry
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\cmd.execmd /c del C:\Users\Admin\AppData\Local\Temp\F0B03A~1.EXE2⤵PID:2576
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k netsvcs1⤵
- Loads dropped DLL
PID:2312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
72KB
MD57c5490a19523579a63d7b84dc3ab775b
SHA19709beea9d588df0caccd97cfa0c5f82391332e8
SHA256cbb85dc095f31e63f0fac61e72f47f4e13ac7e04f025bb85a42490fe499e840d
SHA51251e39f794d7f6351e96ec75fdbc0ab9b2e1211d0b2285493e14a02508c896567d0bb6cfe860081fdeff6fe3094df36369e43e0eca4faff1de31131a4bb661c0c