9a0c600669772bc530fe07c2dbb23dbb4808c640d016ffb832460ed25d2bb49e | Triage

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07/06/2024, 01:57

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General

Target

pcre.dll
Size

593KB
MD5

21cdd0a64e8ac9ed58de9b88986c8983
SHA1

98f43e01ce3aa5e887549e7dd84705ca382c9082
SHA256

9a0c600669772bc530fe07c2dbb23dbb4808c640d016ffb832460ed25d2bb49e
SHA512

1e189ef400ebe8756470d2d3572eb64d9e8780473660b659c8c04b147347c24b6dd2629372b1da44d4871db7623b07cef1777fc3d252431836ba72557ad56d5a
SSDEEP

12288:dRQ3rXdUOSC5Ir7OGs4dgqzeifQFL+WIulHEJzvrddn+y:dKDdaC5IeGs5qzeiIsWIulkJzHT

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	1712	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1724 wrote to memory of 1712	1724	rundll32.exe	28
PID 1712 wrote to memory of 2224	1712	rundll32.exe	29
PID 1712 wrote to memory of 2224	1712	rundll32.exe	29
PID 1712 wrote to memory of 2224	1712	rundll32.exe	29
PID 1712 wrote to memory of 2224	1712	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\pcre.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\pcre.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 220
    3⤵
    - Program crash
    PID:2224

Network

MITRE ATT&CK Matrix

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