Resubmissions

28-04-2024 23:10

240428-25tqysbe34 10

28-04-2024 23:04

240428-22nersbd53 10

General

  • Target

    RobloxCrycheat.exe

  • Size

    16.2MB

  • Sample

    240428-25tqysbe34

  • MD5

    5c0b835b948d5232c5b270d7e35b0cd8

  • SHA1

    724ec687d39ca8bef83050dc23522ced7cbb8099

  • SHA256

    3cbe5711b5020ec5e092efffaffc87f435cd1009e5d8445087694115c4767c6f

  • SHA512

    6b6cc1ca6ddf5019443eed9b77e6bd03aa104fdddfdaf21650ddcea033286f818ee84c5c1a23f9279f2896c4cc1737270fb7168708a88b1699223e6d41bb421e

  • SSDEEP

    393216:tqhgdjac8EjhIbi2f5XVvO30YVw941W6Q61EesE3U:MhioEWLf5F8iO86QGErE3U

Malware Config

Extracted

Family

xworm

C2

19.ip.gl.ply.gg:37159

Attributes
  • Install_directory

    %AppData%

  • install_file

    $77host.exe

Targets

    • Target

      RobloxCrycheat.exe

    • Size

      16.2MB

    • MD5

      5c0b835b948d5232c5b270d7e35b0cd8

    • SHA1

      724ec687d39ca8bef83050dc23522ced7cbb8099

    • SHA256

      3cbe5711b5020ec5e092efffaffc87f435cd1009e5d8445087694115c4767c6f

    • SHA512

      6b6cc1ca6ddf5019443eed9b77e6bd03aa104fdddfdaf21650ddcea033286f818ee84c5c1a23f9279f2896c4cc1737270fb7168708a88b1699223e6d41bb421e

    • SSDEEP

      393216:tqhgdjac8EjhIbi2f5XVvO30YVw941W6Q61EesE3U:MhioEWLf5F8iO86QGErE3U

    • Detect Umbral payload

    • Detect Xworm Payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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