5bb2af4f0e70623e1ce277a4cd0c0c27e51890541e34f0e9a1e5b81ce4a12324 | Triage

Analysis

max time kernel
1758s
max time network
1171s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
14-04-2024 20:51

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

bf712f32249029466fa86756f5546950
SHA1

75ac4dc4808ac148ddd78f6b89a51afbd4091c2e
SHA256

7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af
SHA512

13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4
SSDEEP

192:0N2gQuUwXzioj4KALV2upWzVd7q1QDXEbBZ8KxHdGzyS/Kx:rJoiO8V2upW7vQjS/

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
5044	2664	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 1156 wrote to memory of 2664	1156	rundll32.exe	85
PID 1156 wrote to memory of 2664	1156	rundll32.exe	85
PID 1156 wrote to memory of 2664	1156	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 616
    3⤵
    - Program crash
    PID:5044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2664 -ip 2664
1⤵
PID:4256

Network

MITRE ATT&CK Matrix

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