5fc7d917b021dfa755b63d001baa14a6f8fb1a90e3ed8f68b2d30ebe2b860efe | Triage

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
16/11/2023, 11:00

Sharing

Report Analysis Logs

General

Target

WCUtil_2.dll
Size

180KB
MD5

9447980720dd10e24c60785f20048560
SHA1

be0222a6823c505a438c7887208cf5018f007688
SHA256

5fc7d917b021dfa755b63d001baa14a6f8fb1a90e3ed8f68b2d30ebe2b860efe
SHA512

affee01532aa54a4716be52e0a276c4ba5a0c843c0dfdd4cec44bf5af7ee1108f55bd399c9923c2c090cfdfdfb7d98d2b1ba398c6f4eeb5f086cd76785421e80
SSDEEP

3072:I74+blpt+wsxMl1NqAc5iSttkClpelrlLGbVaKoXAxOPYe:I74elpowsxizqyStZlpel5iyAxOPF

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	3920	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 3920	3772	rundll32.exe	88
PID 3772 wrote to memory of 3920	3772	rundll32.exe	88
PID 3772 wrote to memory of 3920	3772	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WCUtil_2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\WCUtil_2.dll,#1
  2⤵
  PID:3920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 540
    3⤵
    - Program crash
    PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3920 -ip 3920
1⤵
PID:4680

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads