Overview

overview

10

Static

static

10

AsyncClient.exe

windows10-2004-x64

10

AsyncClient.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    AsyncClient.exe
  • Size 45KB
  • Sample260810-mr79vs1zdv
  • SHA256 a62fc9b8df2abe3f8c8b9da94887016e098378e29642d444d4d2f46544cf8fa2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultcommand_and_controldiscoveryrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • ee-88.uk.com:6606

  • ee-88.uk.com:7707

  • ee-88.uk.com:8808

  • ee-88.uk.com:443

  • ee-88.uk.com:80

  • ee-88.uk.com:8844

  • ee-88.uk.com:22

  • ee-88.uk.com:53

Mutex

  • 4UWs9OPJ8vyg

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      AsyncClient.exe
    • Size 45KB
    • SHA256 a62fc9b8df2abe3f8c8b9da94887016e098378e29642d444d4d2f46544cf8fa2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultcommand_and_controldiscoveryasyncratrat

    • Family: AsyncRat

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

      ratasyncrat

    • Outbound SSH connection to public host

      SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

      command_and_control

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks