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Analysis
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max time kernel
140s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 02:57
Behavioral task
behavioral1
Sample
dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll
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Size
302KB
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MD5
dd882c6a89883b46c37edc969bf5e388
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SHA1
85aa3e5630109f49a45c256cc63a1d26c6cbc935
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SHA256
5388730edaa08c80a2e19d8ef5a2c06a906d53f26e04b647d58fed2822d1f17d
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SHA512
73e18650d1e6a537e63ea09f13c1af185b86ea4ebf702a7722ae9c7442275069cb0699e3592dd411c289191c4e6782e05bb9e65858a423e3493876520a718131
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SSDEEP
6144:1hzho3uHTdtA0slNuGgzncbJp4tYGM9ueny7Vo/215TiD55fondbPvWS8FAX:1hzKCT0Znulzsp4tYGM9LnCV+2/GjQdP
Malware Config
Signatures
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Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\storagesvc\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\storagesvc\Parameters\ServiceDll = "c:\\users\\admin\\appdata\\local\\temp\\dd882c6a89883b46c37edc969bf5e388_jaffacakes118.dll" svchost.exe -
Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\storagesvc\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k storagesvc" svchost.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\storagesvc\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k storagesvc" regsvr32.exe -
resource yara_rule behavioral2/memory/3068-0-0x0000000000400000-0x00000000004DE000-memory.dmp upx behavioral2/memory/3548-2-0x0000000000400000-0x00000000004DE000-memory.dmp upx -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\viscp8000.txt svchost.exe -
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 svchost.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4712 wrote to memory of 3068 4712 regsvr32.exe 85 PID 4712 wrote to memory of 3068 4712 regsvr32.exe 85 PID 4712 wrote to memory of 3068 4712 regsvr32.exe 85
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\dd882c6a89883b46c37edc969bf5e388_JaffaCakes118.dll2⤵
- Server Software Component: Terminal Services DLL
- Sets service image path in registry
- System Location Discovery: System Language Discovery
PID:3068
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k storagesvc -s storagesvc1⤵
- Server Software Component: Terminal Services DLL
- Sets service image path in registry
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:3548