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Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2024, 04:02
Static task
static1
Behavioral task
behavioral1
Sample
ea8ce0804830714e899f00910b765a10_JaffaCakes118.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ea8ce0804830714e899f00910b765a10_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
ea8ce0804830714e899f00910b765a10_JaffaCakes118.dll
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Size
18KB
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MD5
ea8ce0804830714e899f00910b765a10
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SHA1
d476426b34fd40fa98ec80c781d8e95aae1e8ef0
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SHA256
87186bb751763a56c01af938e5ecab66df03734a2caf8013186fd967a87886a8
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SHA512
24e6fbe79d119214bf4c9501e87b8babd9ed63481d3c2925c292d86b8348680fb2484144e0d48da1a47adc380528d1a5df70541783b0504cdec91ec3e9ae4c9d
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SSDEEP
384:21YvLhGivfs946vrQwr13yXf9whfmQX7ko6hWAN6PI/SI:f17yF34fqxX7ko6dNmc
Malware Config
Signatures
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Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\WMIApiSrv.dll rundll32.exe File opened for modification C:\Windows\SysWOW64\WMIApiSrv.dll rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4980 1228 WerFault.exe 82 -
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 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1228 rundll32.exe 1228 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3116 wrote to memory of 1228 3116 rundll32.exe 82 PID 3116 wrote to memory of 1228 3116 rundll32.exe 82 PID 3116 wrote to memory of 1228 3116 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ea8ce0804830714e899f00910b765a10_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ea8ce0804830714e899f00910b765a10_JaffaCakes118.dll,#12⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1228 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 6483⤵
- Program crash
PID:4980
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1228 -ip 12281⤵PID:2500