3343644e85fc33f8cd3b97e0f7275053f1c272932379c61b3c0d3c620a23a4ee | Triage

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08-02-2024 19:42

240208-ye7cksbg28 10

08-02-2024 19:33

240208-x9kavshh6s 10

Analysis

max time kernel
125s
max time network
132s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
08-02-2024 19:33

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General

Target

Korepi/d3dcompiler_47.dll
Size

3.9MB
MD5

ab3be0c427c6e405fad496db1545bd61
SHA1

76012f31db8618624bc8b563698b2669365e49cb
SHA256

827d12e4ed62520b663078bbf26f95dfd106526e66048cf75b5c9612b2fb7ce6
SHA512

d1dc2ec77c770c5da99e688d799f88b1e585f8dcf63e6876e237fe7fce6e23b528e6a5ef94ffc68283c60ae4e465ff19d3fd6f2fae5de4504b5479d68cbc4dba
SSDEEP

98304:q4Xyn7IfxiYMzgom1mEU/AJC/vujMD9rM:809om1hU/Aavu4D9rM

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3512 4352 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 300 wrote to memory of 4352	300	rundll32.exe	rundll32.exe
PID 300 wrote to memory of 4352	300	rundll32.exe	rundll32.exe
PID 300 wrote to memory of 4352	300	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\d3dcompiler_47.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:300

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\d3dcompiler_47.dll,#1
2⤵
PID:4352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 620
3⤵
- Program crash
PID:3512

Network

MITRE ATT&CK Matrix

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