152e0a7a5b4e847d45c2ec0442720604201e77187848bcedff0a582e8705ffdd | Triage

Analysis

max time kernel
140s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 19:24

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General

Target

$PLUGINSDIR/nsExec.dll
Size

8KB
MD5

249ae678f0dac4c625c6de6aca53823a
SHA1

6ac2b9e90e8445fed4c45c5dbf2d0227cd3b5201
SHA256

7298024a36310b7c4c112be87b61b62a0b1be493e2d5252a19e5e976daf674ce
SHA512

66e4081a40f3191bf28b810cf8411cb3c8c3e3ec5943e18d6672414fb5e7b4364f862cba44c9115c599ac90890ef02a773e254e7c979e930946bc52b0693aad7
SSDEEP

192:r/QeHNWSvUTfWdXw08LYKFaynLb3MRlbOVlR:7jBvwudT8LJxnnMRlyVlR

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

696 3204 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1020 wrote to memory of 3204	1020	rundll32.exe	rundll32.exe
PID 1020 wrote to memory of 3204	1020	rundll32.exe	rundll32.exe
PID 1020 wrote to memory of 3204	1020	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1020

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3204 -s 612
3⤵
- Program crash
PID:696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3204 -ip 3204
1⤵
PID:404

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3204-0-0x000000006E940000-0x000000006E948000-memory.dmp

Filesize
32KB

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