Overview

overview

10

Static

static

10

clnt.exe

windows7-x64

10

clnt.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    clnt.exe

  • Size

    47KB

  • Sample

    230528-x4xzrsgg7y

  • MD5

    f71b4a615cfaa1241f1ac60fcce7e8cb

  • SHA1

    e2140355b8ee6096f34c037f339e5a56ae566b85

  • SHA256

    ec86cb639bfd206923c44b83aac126b5229bd4be84e63197cffd25e614f79cd7

  • SHA512

    033f01844fc40ba9c74c3e0fb7b28271ba96aedca681a7e86352fe6f1db35e35e01864d1ae8feaafb4d964a9a980aa8bf3aa5d542854f135e7cbd1ca740c148a

  • SSDEEP

    768:yuCINTAolrhWU5TeLmo2qr8lDIlLuLQPIGgBSNB0bhcwciIfCnx3jbPmOwZAM2BE:yuCINTA2G2RlYuZGgBS0bh/WCxTbPmpj

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

127.0.0.1:55498

82.197.208.225:55498

192.168.1.186:55498

185.65.134.165:55498
Mutex

xrxservices

Attributes
  • delay

    3

  • install

    true

  • install_file

    service.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      clnt.exe

    • Size

      47KB

    • MD5

      f71b4a615cfaa1241f1ac60fcce7e8cb

    • SHA1

      e2140355b8ee6096f34c037f339e5a56ae566b85

    • SHA256

      ec86cb639bfd206923c44b83aac126b5229bd4be84e63197cffd25e614f79cd7

    • SHA512

      033f01844fc40ba9c74c3e0fb7b28271ba96aedca681a7e86352fe6f1db35e35e01864d1ae8feaafb4d964a9a980aa8bf3aa5d542854f135e7cbd1ca740c148a

    • SSDEEP

      768:yuCINTAolrhWU5TeLmo2qr8lDIlLuLQPIGgBSNB0bhcwciIfCnx3jbPmOwZAM2BE:yuCINTA2G2RlYuZGgBS0bh/WCxTbPmpj

    Score
    10/10
    asyncratdefaultrat

    • AsyncRat

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

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks