0db9ac02645846b5033b403a818544371046214bfedef7e70d44f5f825713c00 | Triage

Analysis

max time kernel
150s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 08:59

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General

Target

weasel.dll
Size

529KB
MD5

67f09d52dd96d48109af11170c132716
SHA1

b0cff198a4b714e27df6d71d72c1a80d3fc0ab8c
SHA256

29ac764b285f0de2e330d7b52964dc70d24139e45d2354206144e41e1b9aed61
SHA512

69053196bbd58ad3d83dc02081ff1fdfe5c77157e32c83c486c7fdc2505f2a41ea633771224710999c6198177f1f64f4725043d0454116d5f0a145fb7b1533cf
SSDEEP

12288:qNd/JY0gmbEvxfCUBJNvbT8pZi82YC0Nuo4Iqp5/DeTTuRyVbbVyAm:qNPBmJNvbT8pZi82Y6NIu/MuRylpyA

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5116	2816	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3840 wrote to memory of 2816	3840	rundll32.exe	89
PID 3840 wrote to memory of 2816	3840	rundll32.exe	89
PID 3840 wrote to memory of 2816	3840	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\weasel.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\weasel.dll,#1
  2⤵
  PID:2816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 612
    3⤵
    - Program crash
    PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2816 -ip 2816
1⤵
PID:2512

Network

MITRE ATT&CK Matrix

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