Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
29-03-2024 01:34
Static task
static1
Behavioral task
behavioral1
Sample
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
027545e09f397707e98abf5c192c35e5b01a51a74edc2070b9f950140b5c3ef2.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Overstretch/Automobilfirmaers/Natchezan/Outreckon.ps1
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Overstretch/Automobilfirmaers/Natchezan/Outreckon.ps1
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/nsExec.dll
-
Size
6KB
-
MD5
51e63a9c5d6d230ef1c421b2eccd45dc
-
SHA1
c499cdad5c613d71ed3f7e93360f1bbc5748c45d
-
SHA256
cd8496a3802378391ec425dec424a14f5d30e242f192ec4eb022d767f9a2480f
-
SHA512
c23d713c3c834b3397c2a199490aed28f28d21f5781205c24df5e1e32365985c8a55be58f06979df09222740ffa51f4da764ebc3d912cd0c9d56ab6a33cab522
-
SSDEEP
96:W7GUaYNwCLuGFctpiKFlYJ8hH4RVHpwdEeY3kRlDr6dMqqyVgN738:Iygp3FcHi0xhYMR8dMqJVgN
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2316 2176 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2304 wrote to memory of 2176 2304 rundll32.exe rundll32.exe PID 2176 wrote to memory of 2316 2176 rundll32.exe WerFault.exe PID 2176 wrote to memory of 2316 2176 rundll32.exe WerFault.exe PID 2176 wrote to memory of 2316 2176 rundll32.exe WerFault.exe PID 2176 wrote to memory of 2316 2176 rundll32.exe WerFault.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⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 2283⤵
- Program crash