898afd6a9a30b774d8f6183de0c8ea19b54b69bc362af208e0960c5fe9fb52ad | Triage

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 19:09

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

4125926391466fdbe8a4730f2374b033
SHA1

fdd23034ada72d2537939ac6755d7f7c0e9b3f0e
SHA256

6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5
SHA512

32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008
SSDEEP

192:4O6dJA/ruAFEiUdWWE6hE5RYUdJfbub1algMO:RKAFERdlxhGRYUzqZal

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3004	2928	WerFault.exe	16

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2916 wrote to memory of 2928	2916	rundll32.exe	16
PID 2928 wrote to memory of 3004	2928	rundll32.exe	29
PID 2928 wrote to memory of 3004	2928	rundll32.exe	29
PID 2928 wrote to memory of 3004	2928	rundll32.exe	29
PID 2928 wrote to memory of 3004	2928	rundll32.exe	29

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 224
  2⤵
  - Program crash
  PID:3004

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916

Network

MITRE ATT&CK Matrix

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