General

  • Target
    54c5b40ab90a7d68135de7db2342b372bcfb157ceb901b92fe78f45bbe6003e7
  • Size 45KB
  • Sample260919-mlafmsbj4s
  • SHA256 54c5b40ab90a7d68135de7db2342b372bcfb157ceb901b92fe78f45bbe6003e7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • vnsextop1.com:80

  • vnsextop1.com:22

  • vnsextop1.com:8080

  • vnsextop1.com:8880

  • vnsextop1.com:2052

  • vnsextop1.com:2082

  • vnsextop1.com:2086

  • vnsextop1.com:2095

  • vnsextop1.com:443

  • vnsextop1.com:2053

  • vnsextop1.com:2083

  • vnsextop1.com:2087

  • vnsextop1.com:2096

  • vnsextop1.com:8443

  • www.vnsextop1.com:80

  • www.vnsextop1.com:22

  • www.vnsextop1.com:8080

  • www.vnsextop1.com:8880

  • www.vnsextop1.com:2052

  • www.vnsextop1.com:2082

Mutex
  • 7gtzKvZirphS

Attributes
  • delay

    0

  • install

    true

  • install_file

    flfo.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      54c5b40ab90a7d68135de7db2342b372bcfb157ceb901b92fe78f45bbe6003e7
    • Size 45KB
    • SHA256 54c5b40ab90a7d68135de7db2342b372bcfb157ceb901b92fe78f45bbe6003e7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Async RAT payload

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Outbound SSH connection to public host

      SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

MITRE ATT&CK Enterprise v16

Tasks