5aa1234eb23bef8628cdc9189879d629b418cd1d176c99c024a15c3bfe5e413a | Triage

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2024 23:53

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General

Target

$SYSDIR/vcomp140.dll
Size

178KB
MD5

1cd23a0f3daf4210f86ba8eb60b2612b
SHA1

979ab8d98d27fc0c8810822d80a4f1361657f21d
SHA256

dbc67dd65ef7d68bde9147c6244e7aaa8cb275ed6d0ef60301c7e4fbb95a5a42
SHA512

90941648d2cebf4bcd65e54c503a2ced7362fe2b5afa6772b0ecc8ca945d2e43ea14e90a17e64f3eab8ef76ecbb0ea3cc801dbcfeaa8a90ab8b1fe2e081c17c6
SSDEEP

3072:KDGRbh7RozAcuolrdTl2E72uRcQnFCt+DVFf/w62dQ:HoTuIT73CG/SQ

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	5112	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 5112	3436	rundll32.exe	85
PID 3436 wrote to memory of 5112	3436	rundll32.exe	85
PID 3436 wrote to memory of 5112	3436	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\vcomp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\vcomp140.dll,#1
  2⤵
  PID:5112
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5112 -s 596
    3⤵
    - Program crash
    PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5112 -ip 5112
1⤵
PID:1796

Network

MITRE ATT&CK Matrix

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Downloads