211c37d00b6555ca57c72c779220f31fdb21394436066991149c604487b44991 | Triage

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
12-05-2024 10:21

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General

Target

DuiLib.dll
Size

945KB
MD5

753a6bad1d1496933feae090b79c8658
SHA1

3363a1aef6650b156191d2cf4d6270715d142000
SHA256

c0385fa6e91efc54c7fdfb05010f468eb1adff21b9dec367b21582d4cb07452d
SHA512

3ec3e063cbc54783eac9cb9d5f6f9e5e797d63389367cb5a6c745394cb8ae1022e188bf6e5706d872d6948028d646fbe905adebffb20599784264451ec165607
SSDEEP

12288:MfYVWYM85wseVM1KRb7hiGHEWrF8nm6S9ZGGFt/PKS6pWTJJJ:MftkmMY7PEiF8FS9ZGgt/v6mLJ

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2104 2180 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 1116 wrote to memory of 2180	1116	rundll32.exe	rundll32.exe
PID 2180 wrote to memory of 2104	2180	rundll32.exe	WerFault.exe
PID 2180 wrote to memory of 2104	2180	rundll32.exe	WerFault.exe
PID 2180 wrote to memory of 2104	2180	rundll32.exe	WerFault.exe
PID 2180 wrote to memory of 2104	2180	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DuiLib.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 228
    3⤵
    - Program crash
    PID:2104

Network

MITRE ATT&CK Matrix

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