Overview

overview

10

Static

static

10

cfservice.exe

windows10-2004-x64

10

cfservice.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    cfservice.exe
  • Size 46KB
  • Sample251223-lm6d2askfw
  • SHA256 4667ed50b048c63ac3052a58aee327457d3fb665d53229bd008e1d66b010bc51
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • 21food.cn.com:443

  • 21food.cn.com:8080

  • 21food.cn.com:8848

  • 21food.cn.com:80

  • 21food.cn.com:8443

  • 21food.cn.com:4782

  • mingxing.cn.com:443

  • mingxing.cn.com:8080

  • mingxing.cn.com:8848

  • mingxing.cn.com:80

  • mingxing.cn.com:8443

  • mingxing.cn.com:4782

  • chis.cn.com:443

  • chis.cn.com:8080

  • chis.cn.com:8848

  • chis.cn.com:80

  • chis.cn.com:8443

  • chis.cn.com:4782

  • iciba.cn.com:443

  • iciba.cn.com:8080

Mutex

  • gb8Arf95yD6I

Attributes
  • delay

    3

  • install

    true

  • install_file

    cfservice.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      cfservice.exe
    • Size 46KB
    • SHA256 4667ed50b048c63ac3052a58aee327457d3fb665d53229bd008e1d66b010bc51
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

    • AsyncRat

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

      ratasyncrat

    • Asyncrat family

      asyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks