25449e29a38dc9c7b102b263b6c076a8b45ac2d2149c336ed9c885cd41905a8c | Triage

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 22:06

Sharing

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fccff8cb7a1067e23fd2e2b63971a8e1
SHA1

30e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA256

6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
SHA512

f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
SSDEEP

192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2028 1936 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1580 wrote to memory of 1936	1580	rundll32.exe	rundll32.exe
PID 1936 wrote to memory of 2028	1936	rundll32.exe	WerFault.exe
PID 1936 wrote to memory of 2028	1936	rundll32.exe	WerFault.exe
PID 1936 wrote to memory of 2028	1936	rundll32.exe	WerFault.exe
PID 1936 wrote to memory of 2028	1936	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1580

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 224
3⤵
- Program crash
PID:2028

MITRE ATT&CK Matrix

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