9b1becaae353cfed426aac596fdaee9a343dffbdae42e3be55f245cd16be4b6a | Triage

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2024 11:27

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

12KB
MD5

cce5450725a9429a1d3c7aa851d40e8d
SHA1

05722500e42757ac03f2558452a064b906e31937
SHA256

d850c786a68df9520a3ecf2a96f4f091c9bae71d3adbf7731e8c172533cb266d
SHA512

3ddb56429e097ecf942e8a5147ba4c4191c52b736df267934f0dca75ffa74faffee8911dda47c5d2542f91138abbcaf61be3e3d68b368631d6bc21e254b5c637
SSDEEP

384:kKlm7i+c3QW6ckPhyDEaLnD2bbBBIXwZ:xqi8BcyhEhLKbbTI

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2612 1288 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3204 wrote to memory of 1288	3204	rundll32.exe	rundll32.exe
PID 3204 wrote to memory of 1288	3204	rundll32.exe	rundll32.exe
PID 3204 wrote to memory of 1288	3204	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3204

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
2⤵
PID:1288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1288 -s 624
3⤵
- Program crash
PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1288 -ip 1288
1⤵
PID:3408

Network

MITRE ATT&CK Matrix

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