General

  • Target

    WaveInstaller_2.5.exe

  • Size

    35.9MB

  • Sample

    241018-2t5dbasglf

  • MD5

    ee462d9e9b760b6d5f84847046fc608a

  • SHA1

    af4928d2d723ac17fcb7644e01e0c7a5be08bc49

  • SHA256

    f06d703e9fef41979a899049dc50232b950543e6a9c0adee9b652277e9be64ce

  • SHA512

    895efddeb85d6246d2cc6661baeb77ee66219ac0cecc5f826533e2c21b27b254d0ddf01d3e3895b89f83f87e91230cd777d6de159a290bdaef0acef22a85b28d

  • SSDEEP

    393216:m1Du8BtuBw2FEL3Z3aLUoQvo6LP/SgbSpYvKEh1EdKwlGQKPJuGsiTfREsrgCYfw:mMguj8Q4VfvlqFTrYV

Malware Config

Extracted

Family

xworm

Version

5.0

C2

roblox.airdns.org:62604

Mutex

G7obyOuwlcJIJWSW

Attributes
  • Install_directory

    %AppData%

  • install_file

    Runtime Broker.exe

  • telegram

    https://api.telegram.org/bot6871887156:AAH4uOJPQoZzoRxR8zOxOqMIkNDYQQvogdM

aes.plain

Extracted

Family

gurcu

C2

https://api.telegram.org/bot6871887156:AAH4uOJPQoZzoRxR8zOxOqMIkNDYQQvogdM/sendMessage?chat_id=-4513157803

Targets

    • Target

      WaveInstaller_2.5.exe

    • Size

      35.9MB

    • MD5

      ee462d9e9b760b6d5f84847046fc608a

    • SHA1

      af4928d2d723ac17fcb7644e01e0c7a5be08bc49

    • SHA256

      f06d703e9fef41979a899049dc50232b950543e6a9c0adee9b652277e9be64ce

    • SHA512

      895efddeb85d6246d2cc6661baeb77ee66219ac0cecc5f826533e2c21b27b254d0ddf01d3e3895b89f83f87e91230cd777d6de159a290bdaef0acef22a85b28d

    • SSDEEP

      393216:m1Du8BtuBw2FEL3Z3aLUoQvo6LP/SgbSpYvKEh1EdKwlGQKPJuGsiTfREsrgCYfw:mMguj8Q4VfvlqFTrYV

    • Detect Xworm Payload

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks