6abf9fcec5883b6e4d70810e60bd2d8a133a1a62bc28ca5d17dcc6f45d35214a | Triage

Analysis

max time kernel
133s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-05-2024 17:39

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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

Processes:

WerFault.exe

pid pid_target process target process

2120 3512 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2504 wrote to memory of 3512	2504	rundll32.exe	rundll32.exe
PID 2504 wrote to memory of 3512	2504	rundll32.exe	rundll32.exe
PID 2504 wrote to memory of 3512	2504	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
2⤵
PID:3512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3512 -s 628
3⤵
- Program crash
PID:2120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3512 -ip 3512
1⤵
PID:684

Network

MITRE ATT&CK Matrix

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