992bff89ab8fe26950f9e32ef2da184ae618036c46ca639c0027b7f9d6df86d1 | Triage

Analysis

max time kernel
133s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 09:11

Sharing

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

21KB
MD5

5ebc73650256e9c8ddbcda231db829a1
SHA1

988d4535e18754ab2a6248abae96c5697d7dbcd5
SHA256

1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493
SHA512

b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270
SSDEEP

384:BdnVZA7eabl9fgEdsPhh20WwrHIbeocXX2LJQxMhqyWCqhcZPFv:7ucksPzDWAorcAQxMAyW4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4400	2740	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 2740	3652	rundll32.exe	83
PID 3652 wrote to memory of 2740	3652	rundll32.exe	83
PID 3652 wrote to memory of 2740	3652	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 612
    3⤵
    - Program crash
    PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2740 -ip 2740
1⤵
PID:4748

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2740-0-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

Filesize
52KB

Download