6690c8fe22bef50e4ea21298c3dffee89f2d89cd2b2fc91c06c25bde5f0b549d | Triage

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 13:18

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General

Target

zip_contents/unrar.dll
Size

304KB
MD5

851c9e8ce9f94457cc36b66678f52494
SHA1

40abd38c4843ce33052916904c86df8aab1f1713
SHA256

0891edb0cc1c0208af2e4bc65d6b5a7160642f89fd4b4dc321f79d2b5dfc2dcc
SHA512

cdf62a7f7bb7a6d511555c492932e9bcf18183c64d4107cd836de1741f41ac304bd6ed553fd868b442eaf5da33198e4900e670cd5ae180d534d2bd56b42d6664
SSDEEP

6144:e2Gk6wDaKov/5qrawOZI8uN0f/UVvN3MwdZFmiVFC+OEu:e2GkNo35qrawqmG/yM8PmiO+Ol

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3324	1452	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 1452	4480	rundll32.exe	84
PID 4480 wrote to memory of 1452	4480	rundll32.exe	84
PID 4480 wrote to memory of 1452	4480	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\zip_contents\unrar.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\zip_contents\unrar.dll,#1
  2⤵
  PID:1452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1452 -s 624
    3⤵
    - Program crash
    PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1452 -ip 1452
1⤵
PID:4596

Network

MITRE ATT&CK Matrix

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