8fc177801ebf737d388b516947106943c8bd3c6b4b3c1ed72486621b617cc397 | Triage

Analysis

max time kernel
140s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2024 11:59

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

ab101f38562c8545a641e95172c354b4
SHA1

ec47ac5449f6ee4b14f6dd7ddde841a3e723e567
SHA256

3cdf3e24c87666ed5c582b8b028c01ee6ac16d5a9b8d8d684ae67605376786ea
SHA512

72d4b6dc439f40b7d68b03353a748fc3ad7ed10b0401741c5030705d9b1adef856406075e9ce4f1a08e4345a16e1c759f636c38ad92a57ef369867a9533b7037
SSDEEP

96:o3W4JlD3c151V1gQoE8cxM2DjDf3GEst+Nt+jvcx4K8qndYv0PLE:o3p3ggQF8REskpxZdO0PLE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4984 3544 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3812 wrote to memory of 3544	3812	rundll32.exe	rundll32.exe
PID 3812 wrote to memory of 3544	3812	rundll32.exe	rundll32.exe
PID 3812 wrote to memory of 3544	3812	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
  2⤵
  PID:3544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 636
    3⤵
    - Program crash
    PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3544 -ip 3544
1⤵
PID:5004

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3940 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:1600

Network

MITRE ATT&CK Matrix

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