General

  • Target
    mcoasld.exe
  • Size 45KB
  • Sample260906-wxl39azdnb
  • SHA256 f33e7270bff1d16d84db48a1517d27716431596cb05111ce9d7a4876fa642787
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Admin

C2
  • lmfencingpa.com:80

  • lmfencingpa.com:443

  • lmfencingpa.com:7788

  • lmfencingpa.com:7879

  • lmfencingpa.com:3577

  • www.lmfencingpa.com:80

  • www.lmfencingpa.com:443

  • www.lmfencingpa.com:7788

  • www.lmfencingpa.com:7879

  • www.lmfencingpa.com:3577

Mutex
  • wheTJhovEIf7

Attributes
  • delay

    3

  • install

    true

  • install_file

    mcoasld.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      mcoasld.exe
    • Size 45KB
    • SHA256 f33e7270bff1d16d84db48a1517d27716431596cb05111ce9d7a4876fa642787
    • 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

MITRE ATT&CK Enterprise v16

Tasks