Overview

overview

10

Static

static

10

buid.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    buid.exe
  • Size 48KB
  • Sample260727-wbb16axgra
  • SHA256 547f2854f803d29595baf6089f8b2df9152dcf9174e25fcafdcd154df82784f3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • phimsexvn69.com:8004

  • phimsexvn69.com:8005

  • phimsexvn69.com:7600

  • phimsexvn69.com:7601

  • phimsexvn69.com:7602

  • phimsexvn69.com:7603

  • www.phimsexvn69.com:8004

  • www.phimsexvn69.com:8005

  • www.phimsexvn69.com:7600

  • www.phimsexvn69.com:7601

  • www.phimsexvn69.com:7602

  • www.phimsexvn69.com:7603

  • NotPetya.phimsexvn69.com:8004

  • NotPetya.phimsexvn69.com:8005

  • NotPetya.phimsexvn69.com:7600

  • NotPetya.phimsexvn69.com:7601

  • NotPetya.phimsexvn69.com:7602

  • NotPetya.phimsexvn69.com:7603

  • Stuxnet.phimsexvn69.com:8004

  • Stuxnet.phimsexvn69.com:8005

Mutex

  • BxPBDH8ecZDl

Attributes
  • delay

    3

  • install

    true

  • install_file

    buid.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      buid.exe
    • Size 48KB
    • SHA256 547f2854f803d29595baf6089f8b2df9152dcf9174e25fcafdcd154df82784f3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

    • 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

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks