29e65b74b8ffaedfc0fc4e233684c89eaa4a2f36c4fe478a3d851991b32e5950 | Triage

Analysis

max time kernel
134s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 16:32

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General

Target

$TEMP/R2RXFEKG.dll
Size

3KB
MD5

fb235a312dbde4daf45aa6d62923d2c4
SHA1

67580595f059640b974cd585b3deac25aba5928e
SHA256

fb2ef28d03f1bbc60cb564cc8d90b3469f3ad393d81020b4afe2501c1b60da9c
SHA512

14c7ba743221520753266119b4f91023321fdead7e3f941e4c6ede1b439886fcdfe7565eefd00d03f7c93686234ccd7369e150f2ad344d365ed0447c6aa6f898

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3076 4540 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4772 wrote to memory of 4540	4772	rundll32.exe	rundll32.exe
PID 4772 wrote to memory of 4540	4772	rundll32.exe	rundll32.exe
PID 4772 wrote to memory of 4540	4772	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RXFEKG.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4772

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RXFEKG.dll,#1
2⤵
PID:4540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 600
3⤵
- Program crash
PID:3076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4540 -ip 4540
1⤵
PID:320

Network

MITRE ATT&CK Matrix

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