Analysis
- max time kernel
90s - max time network
92s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
22/01/2025, 00:38
Behavioral task
behavioral1
Sample
1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe
Resource
win7-20240903-en
3 signatures
120 seconds
Behavioral task
behavioral2
Sample
1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe
Resource
win10v2004-20241007-en
7 signatures
120 seconds
General
- Target 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe
- Size 3.3MB
- Sample250122-ay84hszldl
- SHA256 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7
- MD5 2f0fcaa5e89062a81b58c83b674a64c0
- SHA1 13e33c1618c51ed9b1addb7f44b3b65879862545
- SHA512 d5f13e8501fa2debed15854fa49cc901d33f5c53291a1c09901260f4ad23c7fbc4fa6bbba1fea52f347bf4e337455ddf7dc65b400309612e9abae4c1bbe56557
- SSDEEP 98304:/9JzAeYfc6nrsoXGOOmjwj7ag+KFDgKcE4cxFub:/TzxSAoXGlD7pNDgWxYb
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
skuld
C2
-
https://discord.com/api/webhooks/1328819841737691156/GQdbtF6NI_oe0OnUTJWsjVTdzNbgAZYn13jZrPxtL_1Auu1nh-mM1mLtqtoNq50gPvUV
Signatures
- Skuld family
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Realtek HD Audio Universal Service = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Protect\\SecurityHealthSystray.exe" 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe -
resource yara_rule behavioral2/memory/2916-0-0x0000000000CC0000-0x0000000001709000-memory.dmp upx behavioral2/memory/2916-1-0x0000000000CC0000-0x0000000001709000-memory.dmp upx - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2916 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2916 wrote to memory of 1752 2916 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe 88 PID 2916 wrote to memory of 1752 2916 1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe 88 - Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1752 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe"C:\Users\Admin\AppData\Local\Temp\1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916 -
C:\Windows\system32\attrib.exeattrib +h +s C:\Users\Admin\AppData\Local\Temp\1d7166f1cb758d252af9904e32bd128df4a9b4292ca2d162a611eff35eabe8f7N.exe2⤵
- Views/modifies file attributes
PID:1752
-