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Analysis
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max time kernel
84s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29/08/2024, 13:10
Behavioral task
behavioral1
Sample
c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll
Resource
win7-20240704-en
3 signatures
150 seconds
General
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Target
c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll
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Size
78KB
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MD5
c8e11e2a4878368f56d475b952a80a80
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SHA1
8f82a736182f9e571893aeb29922193307a356c0
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SHA256
f69fa3c7c341cff45f5ce5a5eb3e461e8ae4b182a0b1535f705aa364152e90af
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SHA512
3e29b663d81867951af1968831613fcf5b857a9cb199d67b4965efac5b1c387aa51ea98690d394246b7ba99e6624abac64dc0b18e5d1b998060bb89e3f6fedf3
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SSDEEP
1536:UTEmAfnmTdX7ZAni/rUSUd9+VfgT5C3bB+sQziI3:U4mumTdX7Kni/oSUb+VfFhQzt
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4528-0-0x0000000010000000-0x000000001000B000-memory.dmp upx behavioral2/memory/4528-1-0x0000000010000000-0x000000001000B000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2872 4528 WerFault.exe 84 -
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 use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4496 wrote to memory of 4528 4496 rundll32.exe 84 PID 4496 wrote to memory of 4528 4496 rundll32.exe 84 PID 4496 wrote to memory of 4528 4496 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c8e11e2a4878368f56d475b952a80a80_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4528 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 5723⤵
- Program crash
PID:2872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4528 -ip 45281⤵PID:3304