Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 02:02
Static task
static1
Behavioral task
behavioral1
Sample
c90ceb7aa59148b1da8a27b97c51b557d24f7cb84d344a1820abc70fb43e0e20.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c90ceb7aa59148b1da8a27b97c51b557d24f7cb84d344a1820abc70fb43e0e20.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240426-en
General
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Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
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MD5
ac0f93b2dec82e9579bff14c8572a6c8
-
SHA1
6460244317cbb77e342adb3561ec3acb496c84d5
-
SHA256
3aa8e0abadefea2de58281198acfe48713a1d5b43aea5619f563cea098e9fd34
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SHA512
8055a6af150c45547927499f9cbf645d7f39c8e4f9caff4726fd711d2401abca01a79837095e5752b9f57b06446973ea6506796f2223bdb0179243d6e0575bd2
-
SSDEEP
96:5OBtEB2flLkatAthPZJoi9jpfW/er6cBbcB/NFyVOHd0+u3wEX:5hB2flXAVJtjf6cBbcB/N8Ved0PJ
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4012 1872 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1868 wrote to memory of 1872 1868 rundll32.exe rundll32.exe PID 1868 wrote to memory of 1872 1868 rundll32.exe rundll32.exe PID 1868 wrote to memory of 1872 1868 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 6123⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1872 -ip 18721⤵