Analysis

  • max time kernel
    156s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 05:10

General

  • Target
    06fccbe26fa141b29fa96d8557088fd2.exe
  • Size 502KB
  • Sample231225-ft7msacgcq
  • SHA256 14b8c6744a3ea825dd9f3381af9ceef553496d116b75f9803c6cd368f277a11b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • quasar

Version
  • 1.4.0

Botnet
  • Office04

C2
  • 192.168.1.187:6921

Mutex
  • 22448551-7e73-476f-a4fb-aa8c303b807e

Attributes
  • encryption_key

    A6B2ED097096544D3B83D9F55CF8C4FD59EBABB9

  • install_name

    HypixelCoinGeneratorV2.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    .Minecraft

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06fccbe26fa141b29fa96d8557088fd2.exe
    "C:\Users\Admin\AppData\Local\Temp\06fccbe26fa141b29fa96d8557088fd2.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Roaming\.Minecraft\HypixelCoinGeneratorV2.exe
      "C:\Users\Admin\AppData\Roaming\.Minecraft\HypixelCoinGeneratorV2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3564

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        HypixelCoinGeneratorV2.exe

        • Path C:\Users\Admin\AppData\Roaming\.Minecraft\HypixelCoinGeneratorV2.exe
        • Size 502KB
        • SHA256 14b8c6744a3ea825dd9f3381af9ceef553496d116b75f9803c6cd368f277a11b
        • MD5 SHA1 SHA512 SSDEEP

        memory/1096-0-0x0000000000360000-0x00000000003E4000-memory.dmp

        memory/1096-1-0x00007FFA2CD30000-0x00007FFA2D7F1000-memory.dmp

        memory/1096-2-0x000000001B2F0000-0x000000001B300000-memory.dmp

        memory/1096-9-0x00007FFA2CD30000-0x00007FFA2D7F1000-memory.dmp

        memory/3564-8-0x00007FFA2CD30000-0x00007FFA2D7F1000-memory.dmp

        memory/3564-10-0x00000000025F0000-0x0000000002600000-memory.dmp

        memory/3564-11-0x000000001BC90000-0x000000001BCE0000-memory.dmp

        memory/3564-12-0x000000001BDA0000-0x000000001BE52000-memory.dmp

        memory/3564-13-0x00007FFA2CD30000-0x00007FFA2D7F1000-memory.dmp

        memory/3564-14-0x00000000025F0000-0x0000000002600000-memory.dmp