18b57b16d8cf8de731d91bff236bf84fbfe1e08c67169f582086dec0e100a8c8 | Triage

Analysis

max time kernel
3s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
04/05/2024, 15:46

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General

Target

portal2.exe
Size

350KB
MD5

4426dbea59084e7442b9fd924ce38ecf
SHA1

754149fc8da2e131c2f13324c9e087f2a690f197
SHA256

18b57b16d8cf8de731d91bff236bf84fbfe1e08c67169f582086dec0e100a8c8
SHA512

e847944f6f39f6f65ce3e04020f2c1184b18f1daffe1ad3fc2c8aa2dda8c6d55d43cb35ff8d20527c4d88c35065f42967005d8c87880dc11793b0129144c8a9e
SSDEEP

1536:2MXtoVAMsiKe4zrgVfP3h2cI2oMd/SO8Ek2ah1OOOOOOOOOOOOOOOOOOOOOOOOO/:GVAf7Axh2cj/XJaPtuncn1

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Videos\Captures\desktop.ini	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3240	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\portal2.exe
"C:\Users\Admin\AppData\Local\Temp\portal2.exe"
1⤵
PID:3848

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
PID:5116

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:3240

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Drops desktop.ini file(s)
PID:2392

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\Videos\Captures\desktop.ini

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

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