3ba266ddbe5624aeedec1a23c6bf86d6cfd5b547e8c1a31169f6a08434c9e615 | Triage

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
21-02-2024 18:11

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General

Target

$PLUGINSDIR/UAC.dll
Size

14KB
MD5

adb29e6b186daa765dc750128649b63d
SHA1

160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA256

2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
SHA512

b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP

192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2536 2520 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2520	1728	rundll32.exe	rundll32.exe
PID 2520 wrote to memory of 2536	2520	rundll32.exe	WerFault.exe
PID 2520 wrote to memory of 2536	2520	rundll32.exe	WerFault.exe
PID 2520 wrote to memory of 2536	2520	rundll32.exe	WerFault.exe
PID 2520 wrote to memory of 2536	2520	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 228
    3⤵
    - Program crash
    PID:2536

Network

MITRE ATT&CK Matrix

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