613eeb99f67cfd46a977f60eb531764ba96fbad207eef1635e39b6f52bc888bb

Analysis

max time kernel
111s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 21:08

Target

3663e5f8931f9f02a9d6b1b1a595925d_JaffaCakes118.dll
Size

52KB
MD5

3663e5f8931f9f02a9d6b1b1a595925d
SHA1

2325bf6cd91e482754a95fc0a91dc74fbdf3981b
SHA256

613eeb99f67cfd46a977f60eb531764ba96fbad207eef1635e39b6f52bc888bb
SHA512

cc744a3bdee4ae06ce8a794d56c10945e4f3fc5318fb45b54528052c2e163c35e8592511232a13dcf897ed2a7bddf72d1d62bfc7ad15c04b80f9c9bdd76682e1
SSDEEP

768:6XMNoe6mhGYkBVPMgF++mr/AkPz7U92lRM89hbZbDEJ7ZBN6f5gPVk0A:7oSGYyVC+e/JccFpwN6fmB

Score

4^/10

Drops file in Windows directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File opened for modification C:\Windows\O„¡êá3Ø†4ô regsvr32.exe

description	ioc	process
File opened for modification	C:\Windows\O„¡êá3Ø†4ô	regsvr32.exe

Modifies registry class 8 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Cˆæí\% ¶›õmÍö4š‹µã`ß‰hŽ—T•ÊéèŒ"–žªõ`í™/‘ƒ ¢ = "4š‹µã`ß‰hŽ—\x17T•\x10Ê\x14éèŒ\"–žªõ`í™/‘ƒ\r\a¢"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Cˆæí\ = "\"€Ÿ¦ÝuÇ–\x0f’…\aa"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Cˆæí\ = "\x02„‚»êjÕÁ'ƒ’RPŒ\x1dÏ#"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\;©¼”ÄSš•¯™ÛN¥O££åOLÿ	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\;©¼”ÄSš•¯™ÛN¥O££åOLÿ\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3663e5f8931f9f02a9d6b1b1a595925d_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\L‡¢éâB‹„[	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\L‡¢éâB‹„[\ = "JÐŒ‘µl\u008dö.–•£ùqÛ…/\u0090”\x0f\x11Ð:"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Cˆæí	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 404 wrote to memory of 3928	404	regsvr32.exe	regsvr32.exe
PID 404 wrote to memory of 3928	404	regsvr32.exe	regsvr32.exe
PID 404 wrote to memory of 3928	404	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3663e5f8931f9f02a9d6b1b1a595925d_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:404

C:\Windows\O„¡êá3Ø†4ô

Filesize
117B

MD5
a78aa906d3deed7941982a6e25bf0b46

SHA1
c5d066bc25f163ed91a2eaafb7e9b05f06fb2a82

SHA256
a5093ec6f258ab48a58782e0d208bedf849e1eaa640fc4d3bad29fa6f3353338

SHA512
a378c2ad1fd3c34b058c977cf37acaedcfea0b864e4a6a5192b1c20b6bccee38143a8f83fa6a5964a0633f59df180a5aa67467c7aa1cdca587acb87528dc80cd

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