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Analysis
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max time kernel
16s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
01/08/2024, 21:35
Static task
static1
Behavioral task
behavioral1
Sample
81cebb9b0e4ca293e6056d669b3358c7_JaffaCakes118.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
81cebb9b0e4ca293e6056d669b3358c7_JaffaCakes118.dll
Resource
win10v2004-20240730-en
General
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Target
81cebb9b0e4ca293e6056d669b3358c7_JaffaCakes118.dll
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Size
36KB
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MD5
81cebb9b0e4ca293e6056d669b3358c7
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SHA1
cc25e45863228f2b6de277dc5121ec81c44d4515
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SHA256
6ec69206aecfa297a122d9746934e581a39fbc22f115ad2c31b872b77ef31fce
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SHA512
1ddb025fbc7b99dec3bc8b149030038295a0163456edd9131414ea38be61805817ac3f319eb65e0d6416e2bf15004b5c1b8618ea9b26115fb5140ff7364d0d29
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SSDEEP
768:VjgiGxy+iC146BDRK97J3+ZFWo2iU+DaLW:tMy+hQYFWuaLW
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regedit.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\"" rundll32.exe -
Runs .reg file with regedit 1 IoCs
pid Process 2372 regedit.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2360 rundll32.exe 2360 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 712 wrote to memory of 2360 712 rundll32.exe 30 PID 2360 wrote to memory of 3008 2360 rundll32.exe 31 PID 2360 wrote to memory of 3008 2360 rundll32.exe 31 PID 2360 wrote to memory of 3008 2360 rundll32.exe 31 PID 2360 wrote to memory of 3008 2360 rundll32.exe 31 PID 3008 wrote to memory of 2372 3008 cmd.exe 33 PID 3008 wrote to memory of 2372 3008 cmd.exe 33 PID 3008 wrote to memory of 2372 3008 cmd.exe 33 PID 3008 wrote to memory of 2372 3008 cmd.exe 33
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81cebb9b0e4ca293e6056d669b3358c7_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:712 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81cebb9b0e4ca293e6056d669b3358c7_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\a.reg3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\regedit.exe"regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"4⤵
- System Location Discovery: System Language Discovery
- Runs .reg file with regedit
PID:2372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD5b100f5324ef74ded0b998e64d07a2e19
SHA140b0d7f51bf2dd8451f1b723d21355c471a5fa46
SHA2563db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042
SHA512c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04