b29ad0aa376658bc8d2343aac56e35f9e7ffbdd1e6110aef19beaeb6a8a51b31 | Triage

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2024, 20:25

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

7df8fb4196186f28cb308f9952d7ef64
SHA1

f20a7259ad233ac3795b6e6537de658209a8fd40
SHA256

72253837028abed272e5d50a3a6771933e9dd1aad73e90b8db4538aa9c786cbf
SHA512

3f373d69664ce015ceab16c12ba4c806c3489b89ae9db282551ec2452acd2ced1d70ddd4de0ef8c56d62a715624c9d2ceddc968adf07e905f2e4c81c2850ae4b
SSDEEP

192:jEvCcZ5+twSkY1YLKs4C/nWRfVMd8kQdOPEbpNZ8rQ6prY8:iCAGCYNs4C/nWxVg8kTM1yTFY8

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2928	2740	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 2740	4236	rundll32.exe	82
PID 4236 wrote to memory of 2740	4236	rundll32.exe	82
PID 4236 wrote to memory of 2740	4236	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4236
- 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 616
    3⤵
    - Program crash
    PID:2928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2740 -ip 2740
1⤵
PID:1348

Network

MITRE ATT&CK Matrix

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