Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 01:30

General

  • Target
    a89667a64a05760547dd5b7f8a87181fb145a48ed2492392918e653c7e5bb9a6.exe
  • Size 47KB
  • Sample240406-bwt29ahb24
  • SHA256 a89667a64a05760547dd5b7f8a87181fb145a48ed2492392918e653c7e5bb9a6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • PROMESAS NEW 05

C2
  • promesasalvaro1.duckdns.org:7091

Mutex
  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Detects executables attemping to enumerate video devices using WMI 1 IoCs
  • Detects executables containing the string DcRatBy 1 IoCs
  • Detects executables embedding bas64-encoded APIs, command lines, registry keys, etc. 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a89667a64a05760547dd5b7f8a87181fb145a48ed2492392918e653c7e5bb9a6.exe
    "C:\Users\Admin\AppData\Local\Temp\a89667a64a05760547dd5b7f8a87181fb145a48ed2492392918e653c7e5bb9a6.exe"
    1⤵
      PID:2996

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2996-0-0x0000000000690000-0x00000000006A2000-memory.dmp

          memory/2996-1-0x00007FF958640000-0x00007FF959101000-memory.dmp

          memory/2996-2-0x000000001B2B0000-0x000000001B2C0000-memory.dmp

          memory/2996-3-0x00007FF958640000-0x00007FF959101000-memory.dmp

          memory/2996-4-0x000000001B2B0000-0x000000001B2C0000-memory.dmp