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Analysis
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max time kernel
81s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 08:09
Static task
static1
Behavioral task
behavioral1
Sample
cf13b8d4ae69d22413a1cd2576768fb9_JaffaCakes118.dll
Resource
win7-20240903-en
General
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Target
cf13b8d4ae69d22413a1cd2576768fb9_JaffaCakes118.dll
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Size
480KB
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MD5
cf13b8d4ae69d22413a1cd2576768fb9
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SHA1
38d356969803b74583bf2b2a9dd911f9b0d35e88
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SHA256
cd7354678ae1d89ec89954f5fd25ff65e85ef80917f05a64df1262882268e878
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SHA512
3f3bb8db823a1474b1afd7bdc90c015ba80a340a660f1f0b34bca24990ead76e2a8f17d46048f864453794396f4d49922c46d42870fdebd945af9bc44aaef164
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SSDEEP
12288:GXo450qjYthuCNIm/kqF6a2FjyHIDifoh:P/ku6FjyHe3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2144 rundll32mgr.exe -
Loads dropped DLL 9 IoCs
pid Process 3040 rundll32.exe 3040 rundll32.exe 1192 WerFault.exe 1192 WerFault.exe 1192 WerFault.exe 1192 WerFault.exe 1192 WerFault.exe 1192 WerFault.exe 1192 WerFault.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1192 2144 WerFault.exe 30 -
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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32mgr.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 2248 wrote to memory of 3040 2248 rundll32.exe 29 PID 3040 wrote to memory of 2144 3040 rundll32.exe 30 PID 3040 wrote to memory of 2144 3040 rundll32.exe 30 PID 3040 wrote to memory of 2144 3040 rundll32.exe 30 PID 3040 wrote to memory of 2144 3040 rundll32.exe 30 PID 2144 wrote to memory of 1192 2144 rundll32mgr.exe 31 PID 2144 wrote to memory of 1192 2144 rundll32mgr.exe 31 PID 2144 wrote to memory of 1192 2144 rundll32mgr.exe 31 PID 2144 wrote to memory of 1192 2144 rundll32mgr.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cf13b8d4ae69d22413a1cd2576768fb9_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cf13b8d4ae69d22413a1cd2576768fb9_JaffaCakes118.dll,#12⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 1004⤵
- Loads dropped DLL
- Program crash
PID:1192
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
103KB
MD50ff8c1c8de1f818a51512f4d894e30d1
SHA1bd99a343ea5ca5ebdd7207651478a8425054716a
SHA2567cc54785e229b1605103e3219969939eb80f106e9edca3cb380917ac33526d28
SHA512da23767aa25ba5c1bb55c338fa82b1b60853c83fd1e4af28cc023fdd1405b46717bc58137d7bfe7a3a581dcd23de0520ab6ace88434b8cf35b3a0278f516dfd2