249bdaa4332b3e1a3a2148d4fd587a42bd48615af556d1c72da51c55bb2ca697 | Triage

Analysis

max time kernel
152s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08-03-2024 08:19

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General

Target

vulkan-1.dll
Size

616KB
MD5

5cfcea352b182820083249567842e7ba
SHA1

0998def9b65a187d02b77763343ac81d1eb245c8
SHA256

96b5833d66faea81bea3da7e7c5735ecb43f3b1e713715304d20377cc1f67a27
SHA512

0ac1b06bcb6e66d4d326fc73c0573a3caefb54e343e0f7e0298e9af08e15db9432375dbccc51a1abbd6a900a5e21a64dcaad58d266a114b01d9455aeebeef3d5
SSDEEP

12288:3qVxi0ZmVhGfA8gFlkPdcarfoxpQGyHua8pyE/XPVPYo:4xJRrfQry4yE

Score

3^/10

Malware Config

Signatures

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2388 3220 WerFault.exe rundll32.exe
872 3220 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1780 wrote to memory of 3220	1780	rundll32.exe	rundll32.exe
PID 1780 wrote to memory of 3220	1780	rundll32.exe	rundll32.exe
PID 1780 wrote to memory of 3220	1780	rundll32.exe	rundll32.exe
PID 3220 wrote to memory of 2388	3220	rundll32.exe	WerFault.exe
PID 3220 wrote to memory of 2388	3220	rundll32.exe	WerFault.exe
PID 3220 wrote to memory of 2388	3220	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vulkan-1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vulkan-1.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 620
3⤵
- Program crash
PID:2388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3220 -s 620
3⤵
- Program crash
PID:872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3220 -ip 3220
1⤵
PID:2876

Network

MITRE ATT&CK Matrix

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