Analysis
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max time kernel
143s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2023 20:31
Behavioral task
behavioral1
Sample
7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080.dll
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080.dll
Resource
win10v2004-20230621-en
General
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Target
7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080.dll
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Size
2.0MB
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MD5
59b8875f57a36e84fe6188d0f9909623
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SHA1
8ab4440690ffbf6ab0923a23fe5cb3b9757ff47f
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SHA256
7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080
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SHA512
fa16dc7dc900ca12cf9a475b491533ce875593be16b9f6a23d654afcb4976e3f0519ba2bcdacac3f2b0a3465760a54046a494220b20279970bd1a68f088b1bfd
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SSDEEP
49152:LXPCqrporFlfSRnTdZF03Da+VFXbSbv4:zPndMiTvF03Da+VFXb3
Malware Config
Signatures
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Drops file in System32 directory 4 IoCs
Processes:
rundll32.exedescription ioc process File created C:\Windows\SysWOW64\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê.ink rundll32.exe File opened for modification C:\Windows\SysWOW64\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê.ink rundll32.exe File opened for modification C:\Windows\SysWOW64\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê.lnk rundll32.exe File opened for modification C:\Windows\SysWOW64\×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê×Ê rundll32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3216 4660 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 4660 rundll32.exe 4660 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3700 wrote to memory of 4660 3700 rundll32.exe rundll32.exe PID 3700 wrote to memory of 4660 3700 rundll32.exe rundll32.exe PID 3700 wrote to memory of 4660 3700 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3700 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7eeff3e4441260104fe2aa14e9f8c9da21aa46e5d1f58d17341ff551ebd91080.dll,#12⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:4660 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 7043⤵
- Program crash
PID:3216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4660 -ip 46601⤵PID:4204