Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04/07/2024, 02:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2466453aa6174395caceacbd2eff85c7_JaffaCakes118.dll
Resource
win7-20240508-en
3 signatures
150 seconds
General
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Target
2466453aa6174395caceacbd2eff85c7_JaffaCakes118.dll
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Size
634KB
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MD5
2466453aa6174395caceacbd2eff85c7
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SHA1
de4fe57c73afa8b588ffc4b063a25caf788083b7
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SHA256
316cd940d02999ab8d7fac5cfd49412075e0840d70519bc1bceb6af1f9b906f6
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SHA512
8d844416b39540e13e2c42ad62a9fe4cce129a5c18c7d1702817f742f052a0c7cd74d8eb5f081fc2fe6f0d40351ffa7299318399c457b88871b0f59191b14458
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SSDEEP
12288:uM0t9FNcxDMmfrLAF8rZIRf2MmsXaPe6b4CphhJ/fO79s:GtjNcXnVInvaPeM4C7hh
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548} regsvr32.exe -
Modifies registry class 11 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\ = "axc" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.axc regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.axc\Clsid regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.axc\ = "axc" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.axc\Clsid\ = "{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\ProgID\ = "2466453aa6174395caceacbd2eff85c7_JaffaCakes118.axc" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8F11-BC75-3FEC-E6AD8D29A548}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.dll" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28 PID 1304 wrote to memory of 1680 1304 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\2466453aa6174395caceacbd2eff85c7_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1680
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