Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/04/2024, 03:10

General

  • Target
    AsyncClient.exe
  • Size 47KB
  • Sample240424-dn7pgsed64
  • SHA256 cf339275e84ddcb64fbc020e64028935fc320ead86798beb95408815da7fe2ff
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • 0.tcp.in.ngrok.io:5353

  • 0.tcp.in.ngrok.io:18983

  • 127.0.0.1:5353

  • 127.0.0.1:18983

Mutex
  • b0JlpL7r9fcr

Attributes
  • delay

    3

  • install

    false

  • install_file

    DeepFreeze.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe
    "C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe"
    1⤵
      PID:228

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/228-0-0x0000000000A60000-0x0000000000A72000-memory.dmp

          memory/228-1-0x0000000074EA0000-0x0000000075650000-memory.dmp

          memory/228-2-0x0000000005470000-0x0000000005480000-memory.dmp

          memory/228-3-0x0000000074EA0000-0x0000000075650000-memory.dmp

          memory/228-4-0x0000000005470000-0x0000000005480000-memory.dmp