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
  • Sample260729-gffsksvhpg
  • SHA256 f2a3de8137b7ada86803c8904fa8b68e8c5c5f19ae864bc95808f480779ee627
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultcommand_and_controldiscoveryrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • delisun.co/vi-vn/:6606

  • delisun.co/vi-vn/:7707

  • delisun.co/vi-vn/:8808

  • delisun.co/vi-vn/:443

  • delisun.co/vi-vn/:80

  • delisun.co/vi-vn/:8844

  • delisun.co/vi-vn/:22

  • delisun.co/vi-vn/:53

  • delisun.co:6606

  • delisun.co:7707

  • delisun.co:8808

  • delisun.co:443

  • delisun.co:80

  • delisun.co:8844

  • delisun.co:22

  • delisun.co:53

  • www.achterdecarmel32.nl/vi-vn/:6606

  • www.achterdecarmel32.nl/vi-vn/:7707

  • www.achterdecarmel32.nl/vi-vn/:8808

  • www.achterdecarmel32.nl/vi-vn/:443

Mutex

  • k4tCliUoJ3jP

Attributes
  • delay

    9

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      AsyncClient.exe
    • Size 45KB
    • SHA256 f2a3de8137b7ada86803c8904fa8b68e8c5c5f19ae864bc95808f480779ee627
    • 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