b843dfbd30313cb1e86953faf55eb88f1024e5118b3bb133060e1c8910acb331 | Triage

Analysis

max time kernel
80s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2022, 10:18

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General

Target

WSOCK32.dll
Size

1.3MB
MD5

8b780f075d5c9d5a56ab722e6b1cbfc3
SHA1

74feeaca7e72a5ea028790efaf4bb5b208638e60
SHA256

5ef0e6cfa540b7fa7a5c3eee17ad5788c931a6546b0ffebd7eda136bc5d985e2
SHA512

a18ad328a3304617e47b1401c6498ad9bf1448951c22a0039043e80a158542807dfeaf0dc9830f90e5cdc3ebd91dc26e003301ec78d50ce2e79e5608b5120b96
SSDEEP

24576:o7xngIBr+ok/cLNvC+J8We/TzpuBuArYq3b:8xLsKvb8We/TUBuAb

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4860	3476	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 3476	1668	rundll32.exe	84
PID 1668 wrote to memory of 3476	1668	rundll32.exe	84
PID 1668 wrote to memory of 3476	1668	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WSOCK32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\WSOCK32.dll,#1
  2⤵
  PID:3476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 624
    3⤵
    - Program crash
    PID:4860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3476 -ip 3476
1⤵
PID:3784

Network

MITRE ATT&CK Matrix

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