General

  • Target
    client.exe
  • Size 73.8MB
  • Sample260623-vqym2aew8t
  • SHA256 58d2e3468cf57d56f1fca4765fb19dfdebcfc6870a105b524e412b68d80973d3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      client.exe
    • Size 73.8MB
    • SHA256 58d2e3468cf57d56f1fca4765fb19dfdebcfc6870a105b524e412b68d80973d3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

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

    • Looks up external IP address via web service

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v16

Tasks