Overview

overview

10

Static

static

3

39a150550c...39.exe

windows7-x64

10

39a150550c...39.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    39a150550c203ceed145c316398651e550941e0364510b5a1534bed963eaa739
  • Size 1.9MB
  • Sample240529-dc2zvsge48
  • SHA256 39a150550c203ceed145c316398651e550941e0364510b5a1534bed963eaa739
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratdefaultratupx

Malware Config

Extracted

Family

  • asyncrat

Botnet

  • Default

C2

  • allay.x3322.net:5050

Mutex

  • gnrfjlujxmukjuvrs

Attributes
  • delay

    1

  • install

    true

  • install_file

    WriteFile.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      39a150550c203ceed145c316398651e550941e0364510b5a1534bed963eaa739
    • Size 1.9MB
    • SHA256 39a150550c203ceed145c316398651e550941e0364510b5a1534bed963eaa739
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    asyncratdefaultratupx

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks