General

  • Target
    47aa5a4e935e094d6a17efdee4ab9b765a402546d2ba994a415b96d33b5c6f90
  • Size 45KB
  • Sample260831-t7f9mswfmc
  • SHA256 47aa5a4e935e094d6a17efdee4ab9b765a402546d2ba994a415b96d33b5c6f90
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • javsub.blog:80

  • javsub.blog:22

  • javsub.blog:8080

  • javsub.blog:8880

  • javsub.blog:2052

  • javsub.blog:2082

  • javsub.blog:2086

  • javsub.blog:2095

  • javsub.blog:443

  • javsub.blog:2053

  • javsub.blog:2083

  • javsub.blog:2087

  • javsub.blog:2096

  • javsub.blog:8443

  • www.javsub.blog:80

  • www.javsub.blog:22

  • www.javsub.blog:8080

  • www.javsub.blog:8880

  • www.javsub.blog:2052

  • www.javsub.blog:2082

Mutex
  • YOcQoNPYmYse

Attributes
  • delay

    0

  • install

    true

  • install_file

    ocssvr.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      47aa5a4e935e094d6a17efdee4ab9b765a402546d2ba994a415b96d33b5c6f90
    • Size 45KB
    • SHA256 47aa5a4e935e094d6a17efdee4ab9b765a402546d2ba994a415b96d33b5c6f90
    • 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