General

  • Target

    b4ca7ff5efd0278fef09daf595489560.bat

  • Size

    14KB

  • Sample

    241217-kj5snavpfv

  • MD5

    b4ca7ff5efd0278fef09daf595489560

  • SHA1

    112847b2bf3d344b10aae9d6bb375de51b0d3b7b

  • SHA256

    5d3e1ec332b5f64b4fed0d5f4dae21008ae05ec7f754f804f813925c4573e12c

  • SHA512

    5e3933d702ecad73bdd81723bd2de7bfb919a10e768a2f1a7e2c90bdb02b6f6ee30a80a9233fe7ca3bc72efb3e7b1f20ff3a6bd05960e172d77bc928418b25b2

  • SSDEEP

    192:SLmONLs0foAt5SVQfFY3vJG5finGma/E0DlNwYaJQnY+1adnG7RQBaFovHSehrvb:/0foNGUvoLwzJQIdnG7R/EHZbGNpM

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

103.125.189.155:8848

Mutex

DcRatMutex_6565

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      b4ca7ff5efd0278fef09daf595489560.bat

    • Size

      14KB

    • MD5

      b4ca7ff5efd0278fef09daf595489560

    • SHA1

      112847b2bf3d344b10aae9d6bb375de51b0d3b7b

    • SHA256

      5d3e1ec332b5f64b4fed0d5f4dae21008ae05ec7f754f804f813925c4573e12c

    • SHA512

      5e3933d702ecad73bdd81723bd2de7bfb919a10e768a2f1a7e2c90bdb02b6f6ee30a80a9233fe7ca3bc72efb3e7b1f20ff3a6bd05960e172d77bc928418b25b2

    • SSDEEP

      192:SLmONLs0foAt5SVQfFY3vJG5finGma/E0DlNwYaJQnY+1adnG7RQBaFovHSehrvb:/0foNGUvoLwzJQIdnG7R/EHZbGNpM

    • AsyncRat

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

    • Asyncrat family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops startup file

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks