Analysis
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max time kernel
16s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
01-08-2024 21:16
Static task
static1
Behavioral task
behavioral1
Sample
81c67cc331cb5c138183b9576f8a06d0_JaffaCakes118.dll
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
81c67cc331cb5c138183b9576f8a06d0_JaffaCakes118.dll
Resource
win10v2004-20240730-en
General
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Target
81c67cc331cb5c138183b9576f8a06d0_JaffaCakes118.dll
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Size
60KB
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MD5
81c67cc331cb5c138183b9576f8a06d0
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SHA1
84e18fa56dd7223cf81dd2a519a1e63b3fcbd7de
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SHA256
a61f6a50be7c672b56fd4e32de7fafd94108a5bd8ba79664c62aeaaa507d7ce8
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SHA512
ffefa82bf231710bc95b4f0e9a30c89da834261435573fc02e5bc8e93604bd4ab358303027f7206f9f88646f71e7eceea6176493a0b7c1bd27851c3ca184cb2d
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SSDEEP
768:EBZX+Nzp4mjNx4Ss4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscYp:EPdc2inuWdB9r8YXPJY2BmscYp
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 2868 regedit.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1696 rundll32.exe 1696 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1020 wrote to memory of 1696 1020 rundll32.exe 29 PID 1696 wrote to memory of 1988 1696 rundll32.exe 30 PID 1696 wrote to memory of 1988 1696 rundll32.exe 30 PID 1696 wrote to memory of 1988 1696 rundll32.exe 30 PID 1696 wrote to memory of 1988 1696 rundll32.exe 30 PID 1988 wrote to memory of 2868 1988 cmd.exe 32 PID 1988 wrote to memory of 2868 1988 cmd.exe 32 PID 1988 wrote to memory of 2868 1988 cmd.exe 32 PID 1988 wrote to memory of 2868 1988 cmd.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81c67cc331cb5c138183b9576f8a06d0_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81c67cc331cb5c138183b9576f8a06d0_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1696 -
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:1988 -
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:2868
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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