Overview

overview

10

Static

static

10

73298073bf...c5.exe

windows10-2004-x64

10

73298073bf...c5.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    73298073bf55c528311a6a76e14eb9dbce90efad62d9096f8375168d280c30c5
  • Size 45KB
  • Sample260816-py158sbk7s
  • SHA256 73298073bf55c528311a6a76e14eb9dbce90efad62d9096f8375168d280c30c5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultcommand_and_controldefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • zorvec.name:80

  • zorvec.name:22

  • zorvec.name:8080

  • zorvec.name:8880

  • zorvec.name:2052

  • zorvec.name:2082

  • zorvec.name:2086

  • zorvec.name:2095

  • zorvec.name:443

  • zorvec.name:2053

  • zorvec.name:2083

  • zorvec.name:2087

  • zorvec.name:2096

  • zorvec.name:8443

  • www.zorvec.name:80

  • www.zorvec.name:22

  • www.zorvec.name:8080

  • www.zorvec.name:8880

  • www.zorvec.name:2052

  • www.zorvec.name:2082

Mutex

  • XctOcKQ1HESG

Attributes
  • delay

    0

  • install

    true

  • install_file

    kybux.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      73298073bf55c528311a6a76e14eb9dbce90efad62d9096f8375168d280c30c5
    • Size 45KB
    • SHA256 73298073bf55c528311a6a76e14eb9dbce90efad62d9096f8375168d280c30c5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistenceratcommand_and_control

    • Async RAT payload

      rat

    • Family: AsyncRat

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

      ratasyncrat

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks