General

  • Target
    hatabat.exe
  • Size 13.0MB
  • Sample240630-bcm5lavbkl
  • SHA256 0b80872ae84d5a7de900b51596d85e09361774ae22cd577ec4898b4350737a53
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

C2
  • 147.185.221.17:14348

  • 147.185.221.17:14348:14348

Attributes
  • Install_directory

    %AppData%

  • install_file

    sgredgkrtf09weut3r435.exe

  • telegram

    https://api.telegram.org/bot7150716400:AAE41jshl4_joK29lZ3HuflfsurF6ZZKlDg/sendMessage?chat_id=5187782651

Targets

    • Target
      hatabat.exe
    • Size 13.0MB
    • SHA256 0b80872ae84d5a7de900b51596d85e09361774ae22cd577ec4898b4350737a53
    • MD5 SHA1 SHA512 SSDEEP
    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Xworm Payload

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks