98598c90bd75b930aba968467f4b540a5784aa28612b8010d8a9cf31992843c6 | Triage

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
15-06-2024 19:05

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

b38561661a7164e3bbb04edc3718fe89
SHA1

f13c873c8db121ba21244b1e9a457204360d543f
SHA256

c2c88e4a32c734b0cb4ae507c1a9a1b417a2375079111fb1b35fab23aedd41d9
SHA512

fedcaac20722de3519382011ccf22314af3edcd11b69f814db14710966853b69b9b5fc98383edcdb64d050ff825264eaba27b1c5adfe61d1fc9d77f13a052ced
SSDEEP

96:f7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNPS3e:zXhHR0aTQN4gRHdMqJVgNPR

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2452 4284 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2868 wrote to memory of 4284	2868	rundll32.exe	rundll32.exe
PID 2868 wrote to memory of 4284	2868	rundll32.exe	rundll32.exe
PID 2868 wrote to memory of 4284	2868	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  PID:4284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4284 -s 612
    3⤵
    - Program crash
    PID:2452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4284 -ip 4284
1⤵
PID:3008

Network

MITRE ATT&CK Matrix

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