d11ecfdc1f5d350ff4ff2d1aa08d4e72b0eb424203aee450d39a63c21e489146 | Triage

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 13:12

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General

Target

$PLUGINSDIR/UAC.dll
Size

17KB
MD5

88ad3fd90fc52ac3ee0441a38400a384
SHA1

08bc9e1f5951b54126b5c3c769e3eaed42f3d10b
SHA256

e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42
SHA512

359496f571e6fa2ec4c5ab5bd1d35d1330586f624228713ae55c65a69e07d8623022ef54337c22c3aab558a9b74d9977c8436f5fea4194899d9ef3ffd74e7dbb
SSDEEP

384:59TzaeW+WyB8c7LX+OGkrwWvVrkUiEMAWm5nskAvXkq:5ZaB+W62Mr5vGUiEum5sk

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2108 1100 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1084 wrote to memory of 1100	1084	rundll32.exe	rundll32.exe
PID 1100 wrote to memory of 2108	1100	rundll32.exe	WerFault.exe
PID 1100 wrote to memory of 2108	1100	rundll32.exe	WerFault.exe
PID 1100 wrote to memory of 2108	1100	rundll32.exe	WerFault.exe
PID 1100 wrote to memory of 2108	1100	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:1084

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 228
3⤵
- Program crash
PID:2108

MITRE ATT&CK Matrix

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