General

  • Target

    https://download2356.mediafire.com/dmxj06qb521gNWiZ1GXZ_HVXNBBdL5jZMeIGU1TzcbbiROlvNARelnzRi0X7nQMZQKMcKrAX25Ld2ANtIWXGM0-oDQXdd2gSnfapkzpNIMm_2Vda-LPl3m6FgrltmlAc0af98EcYjII-smA-6qWOmUSVSyd49pT3jE3A4iAhjeKI/ok95x08drvy416d/S0FTWARE.rar

  • Sample

    240825-p7fwnavgna

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

e5f25c023529d1a14d80fa58f094095b

C2

https://steamcommunity.com/profiles/76561199761128941

https://t.me/iyigunl

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Targets

    • Target

      https://download2356.mediafire.com/dmxj06qb521gNWiZ1GXZ_HVXNBBdL5jZMeIGU1TzcbbiROlvNARelnzRi0X7nQMZQKMcKrAX25Ld2ANtIWXGM0-oDQXdd2gSnfapkzpNIMm_2Vda-LPl3m6FgrltmlAc0af98EcYjII-smA-6qWOmUSVSyd49pT3jE3A4iAhjeKI/ok95x08drvy416d/S0FTWARE.rar

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks