d311509ef08c9eb1b0505bef41b4ec206b82beb5ee756f680cf4b0bcfab10189 | Triage

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 19:31

Sharing

Report Analysis Logs

General

Target

vcomp140.dll
Size

135KB
MD5

b87b8492acb6f354901e7c5c84739749
SHA1

6b7abc68efa547db761b93baab397d6b7a560739
SHA256

6a058633c9eb8805e3e2e145b7e7aca3e1af15480f6d3b18ed5f051a1fceb738
SHA512

b9f8a811f339d1d0226011b038a6301341700372154a4d5452824ac04a40380b7744a2839f11a3c897ad872b6b84c811f759204c19b41e251a761d590c2ede79
SSDEEP

3072:Kyrx4If0ZGQ62xfOW6Z34bL/wmPV4U/baG5fEqpECoW:MGQ+ZaL/P/2ioW

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4788	4812	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 4812	1052	rundll32.exe	86
PID 1052 wrote to memory of 4812	1052	rundll32.exe	86
PID 1052 wrote to memory of 4812	1052	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcomp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\vcomp140.dll,#1
  2⤵
  PID:4812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 596
    3⤵
    - Program crash
    PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4812 -ip 4812
1⤵
PID:3016

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads