06aa393ec4cef895ebbf9923200f9f5d71df6ae27f091004c89176a92825014f | Triage

Analysis

max time kernel
138s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/05/2024, 22:39

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General

Target

Modules/nls.dll
Size

150KB
MD5

f8d4328ec95e1c9c2da90a40afca7fc5
SHA1

365f1e0be60f9409a5011ca52ffded27a4958317
SHA256

d7f5649ca516c6a6e49adc09d21822e00577638132e88a1e7ffe37fe10cca323
SHA512

a3abf56de3f602cbbb64da70102226414c5b87e28577a41f7232f10135b320cf4191da7a10b3d0ed2820775baa2e24c0001b8eacbb035594131f58ee4e313ffe
SSDEEP

3072:p/w1bxOjPhv3+aQb4aXY61y+gfztlZQTOLHwwrx:S1bYjZ2aQbzFTktlZQKH1

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2176	972	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 972	4472	rundll32.exe	83
PID 4472 wrote to memory of 972	4472	rundll32.exe	83
PID 4472 wrote to memory of 972	4472	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\nls.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\nls.dll,#1
  2⤵
  PID:972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 608
    3⤵
    - Program crash
    PID:2176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 972 -ip 972
1⤵
PID:2936

Network

MITRE ATT&CK Matrix

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