User tags

Assigned on submission by the user, not by sandbox detections.

source:malwarebazaar sha256:fb4188d5ddf604044b44f1a771f634d4aa2785f5e2b4f63e2629594115942303

General

  • Target
    fb4188d5ddf604044b44f1a771f634d4aa2785f5e2b4f63e2629594115942303.zip
  • Size 5.2MB
  • Sample260831-2dmtbsfl3y
  • SHA256 6b7293bb5904396b9118da62a87632399dd3994e933bc131bd740c9a7118d8ed
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Credentials
  • Protocol

    ftp

  • Host

    138.201.132.148

  • Port

    21

  • Username

    anonymous

Targets

    • Target
      fb4188d5ddf604044b44f1a771f634d4aa2785f5e2b4f63e2629594115942303.exe
    • Size 5.4MB
    • SHA256 fb4188d5ddf604044b44f1a771f634d4aa2785f5e2b4f63e2629594115942303
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Looks up external IP address via web service

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

    • Hide Artifacts: Hidden Files and Directories

MITRE ATT&CK Enterprise v16

Tasks