Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
26-06-2024 10:04
Behavioral task
behavioral1
Sample
119d1b4e7a8313b2fee3121a73c86487_JaffaCakes118.dll
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
119d1b4e7a8313b2fee3121a73c86487_JaffaCakes118.dll
Resource
win10v2004-20240508-en
General
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Target
119d1b4e7a8313b2fee3121a73c86487_JaffaCakes118.dll
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Size
60KB
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MD5
119d1b4e7a8313b2fee3121a73c86487
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SHA1
3dd2e34c9c84934f10d07396197405fb7b57b7da
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SHA256
6fafeab6cd6ba5bcffd29430eaf89bf04b933aeb874f9bf0629ae4c3cc664bf2
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SHA512
b76d5181fe1cf012d910a717b69e72fd202537838e3a4b44e254925005e0461faff9dbd6639d28b9559e3f96772257b1cb4a00a692a6636729caefd51c153d8d
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SSDEEP
1536:MJiYU3BtpCdtWMrd4IJfzc5TOtnVxhxMU:MJil3BHCdtWxSLMTOtVxgU
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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resource yara_rule behavioral1/memory/1524-0-0x0000000010000000-0x000000001000F000-memory.dmp vmprotect -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2756 regedit.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1524 rundll32.exe 1524 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 2268 wrote to memory of 1524 2268 rundll32.exe 28 PID 1524 wrote to memory of 1724 1524 rundll32.exe 29 PID 1524 wrote to memory of 1724 1524 rundll32.exe 29 PID 1524 wrote to memory of 1724 1524 rundll32.exe 29 PID 1524 wrote to memory of 1724 1524 rundll32.exe 29 PID 1724 wrote to memory of 2756 1724 cmd.exe 31 PID 1724 wrote to memory of 2756 1724 cmd.exe 31 PID 1724 wrote to memory of 2756 1724 cmd.exe 31 PID 1724 wrote to memory of 2756 1724 cmd.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\119d1b4e7a8313b2fee3121a73c86487_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\119d1b4e7a8313b2fee3121a73c86487_JaffaCakes118.dll,#12⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\a.reg3⤵
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\SysWOW64\regedit.exe"regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"4⤵
- Runs .reg file with regedit
PID:2756
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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