752fa6e4b62d30146d4639d84307a5cbbd74ef990305327cd15c7a6f070d53e4 | Triage

Analysis

max time kernel
138s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
02-05-2024 10:14

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General

Target

$PLUGINSDIR/nsisdl.dll
Size

14KB
MD5

a5a4cee2eb89d2687c05ef74299f0dba
SHA1

b9bff5987be422887f2f402357b47db2288a1a42
SHA256

cb82268b778703db75961cddef33a695a674f0dfd28b7e710b198ef2d26d3963
SHA512

f485267c6239f84d294ed4b0a82f317081e6e2e0c5613bd012bbd496b9ebccb8aca6944e80f84af51d17ac13f4d83480c34edfe37a3a9508ce0e67fc9f0b96f0
SSDEEP

384:yck76gi51kE5aYOMLDC4UnDp9B0Jc5HNw2xE:yck76gibLCMLDLCx04HNVxE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4732	1456	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4524 wrote to memory of 1456	4524	rundll32.exe	84
PID 4524 wrote to memory of 1456	4524	rundll32.exe	84
PID 4524 wrote to memory of 1456	4524	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4524
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
  2⤵
  PID:1456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 628
    3⤵
    - Program crash
    PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1456 -ip 1456
1⤵
PID:1192

Network

MITRE ATT&CK Matrix

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