702eb07e628655fab1007a045174aaa3a3e0a70025f7052fb12017280267ec6d | Triage

Analysis

max time kernel
134s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 07:12

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General

Target

aminstall.dll
Size

157KB
MD5

cec88cfc2853cf5490d23af767f3aae4
SHA1

642b38211d1c18def13b9d6b76b622f7b36779a2
SHA256

2a7ee893990dc65bdd4865e0ff3295fe331c82981a5cc40751c8fdfe90d1190b
SHA512

9dc4ed2fcbdf1f01f0a873a7607a705d80f8621b08aa18ef56ea8b8b5cce29c304507bed6096a28bfdde4a15dd76a57ffcdd20b175157682add98d05db354b52
SSDEEP

3072:8oy/SJZ1bsvb7EX3jUzrK9TBffJqteZDXwtep6+:8aosXmK9TBZFK

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	3464	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 3464	1912	rundll32.exe	90
PID 1912 wrote to memory of 3464	1912	rundll32.exe	90
PID 1912 wrote to memory of 3464	1912	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aminstall.dll,#1
  2⤵
  PID:3464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 616
    3⤵
    - Program crash
    PID:2712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3464 -ip 3464
1⤵
PID:5040

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 --field-trial-handle=4268,i,7869973516895866428,11647313872437892197,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:8
1⤵
PID:2756

Network

MITRE ATT&CK Matrix

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