9f76bdf33649d6e035eddd507a6d6826283ef450a3055320806ce3053523a2aa | Triage

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 08:20

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

b5a1f9dc73e2944a388a61411bdd8c70
SHA1

dc9b20df3f3810c2e81a0c54dea385704ba8bef7
SHA256

288100583f65a2b7acfc0c7e231c0e268c58d3067675543f627c01e82f6fd884
SHA512

b9c8d71b5da00f2aff7847b9ec3bd8a588afeb525f47a0df235b52f7b2233edb3928a2c8e0b493f287c923cc52a340ad6fee99822595d6591df0e97870de92a8
SSDEEP

96:p7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNQ3e:lXhHR0aTQN4gRHdMqJVgNH

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

832 2320 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 2320	2696	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 832	2320	rundll32.exe	WerFault.exe
PID 2320 wrote to memory of 832	2320	rundll32.exe	WerFault.exe
PID 2320 wrote to memory of 832	2320	rundll32.exe	WerFault.exe
PID 2320 wrote to memory of 832	2320	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 224
3⤵
- Program crash
PID:832

MITRE ATT&CK Matrix

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