2fb680ad3d71082b098f86c2e0951771327e41f3f91f8e985fd5af4a3e19afb5 | Triage

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 01:17

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

ac0f93b2dec82e9579bff14c8572a6c8
SHA1

6460244317cbb77e342adb3561ec3acb496c84d5
SHA256

3aa8e0abadefea2de58281198acfe48713a1d5b43aea5619f563cea098e9fd34
SHA512

8055a6af150c45547927499f9cbf645d7f39c8e4f9caff4726fd711d2401abca01a79837095e5752b9f57b06446973ea6506796f2223bdb0179243d6e0575bd2
SSDEEP

96:5OBtEB2flLkatAthPZJoi9jpfW/er6cBbcB/NFyVOHd0+u3wEX:5hB2flXAVJtjf6cBbcB/N8Ved0PJ

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2272 2144 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 2144	1752	rundll32.exe	rundll32.exe
PID 2144 wrote to memory of 2272	2144	rundll32.exe	WerFault.exe
PID 2144 wrote to memory of 2272	2144	rundll32.exe	WerFault.exe
PID 2144 wrote to memory of 2272	2144	rundll32.exe	WerFault.exe
PID 2144 wrote to memory of 2272	2144	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:1752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 220
3⤵
- Program crash
PID:2272

Network

MITRE ATT&CK Matrix

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