General

  • Target
    Xerox Loader.bat
  • Size 1KB
  • Sample260703-cdwnssh13w
  • SHA256 d9926f9ce537dac77ef0603b3e65528dd20ec9932d0776d41ee95455e5004721
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://raw.githubusercontent.com/jujusminecraftig-bot/asd/main/xxo.b64

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • exe.dropper

    https://raw.githubusercontent.com/jujusminecraftig-bot/asd/main/xxo.b64

Extracted

Family
  • quasar

Mutex
  • �

Attributes
  • encryption_key

    2CCA35A9746E4DCF1479747700C0450757A3737C

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      Xerox Loader.bat
    • Size 1KB
    • SHA256 d9926f9ce537dac77ef0603b3e65528dd20ec9932d0776d41ee95455e5004721
    • MD5 SHA1 SHA512 TLSH
    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Executes dropped EXE

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Deobfuscate/Decode Files or Information

      Payload decoded via CertUtil.

MITRE ATT&CK Enterprise v16

Tasks