Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
22-06-2024 11:43
Behavioral task
behavioral1
Sample
01f9e1833b74f65843d6fffc54d4c31e_JaffaCakes118.dll
Resource
win7-20240508-en
3 signatures
150 seconds
General
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Target
01f9e1833b74f65843d6fffc54d4c31e_JaffaCakes118.dll
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Size
441KB
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MD5
01f9e1833b74f65843d6fffc54d4c31e
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SHA1
9db59f4b4ce5afa2350131ec6a88e78e3e35fb0d
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SHA256
62ab8be336e0479fdcf1eacc88a063e5f2b45199fdc88bf349666721c1d945d9
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SHA512
475fc0c760f962fe48cdc8bf61d831ac4e9d1a619cad04016fb402dfb6dd7d9dda26c1a0708c6868edbe19990a3591c10e7ec3de9a37cd8f7069e42cfc5959ac
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SSDEEP
12288:7pzdGE/fjJ4rCnR4F20Bmp/i5v8540CiuQIeMqOu:fz/d4rCnH081ie5vFIeMq
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\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB} regsvr32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\01f9e1833b74f65843d6fffc54d4c31e_JaffaCakes118.dll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{FCADDC14-BD46-408A-9842-CDBE1C6D37EB}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28 PID 2024 wrote to memory of 1508 2024 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\01f9e1833b74f65843d6fffc54d4c31e_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\01f9e1833b74f65843d6fffc54d4c31e_JaffaCakes118.dll2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
PID:1508
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