ad639bb9d966273c305fc59b2f2a661cfb77944cd4aa0c83e3333c65cc13a510 | Triage

Analysis

max time kernel
134s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2024 04:23

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General

Target

$PLUGINSDIR/nsProcess.dll
Size

4KB
MD5

05450face243b3a7472407b999b03a72
SHA1

ffd88af2e338ae606c444390f7eaaf5f4aef2cd9
SHA256

95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89
SHA512

f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1960 784 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3192 wrote to memory of 784	3192	rundll32.exe	rundll32.exe
PID 3192 wrote to memory of 784	3192	rundll32.exe	rundll32.exe
PID 3192 wrote to memory of 784	3192	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcess.dll,#1
  2⤵
  PID:784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 784 -s 600
    3⤵
    - Program crash
    PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 784 -ip 784
1⤵
PID:2864

Network

MITRE ATT&CK Matrix

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