General

  • Target

    74878666958ecc6556b360afb6aa0ac0.zip

  • Size

    15KB

  • Sample

    241031-yq2aps1nct

  • MD5

    74878666958ecc6556b360afb6aa0ac0

  • SHA1

    a9b40d2f241ad6830f0204457cc61ad874495f41

  • SHA256

    27b7242c6898f3122d53add479d1568240a6d8e26aa4b312820e6dd0a2581ee0

  • SHA512

    b52c65a8c069325a1a5f711fcc52b1fd027377c43c1d42cac03775747d44679d476dd96fdf7c6a223adf45e35537c1c035847f8f4af13fc210fae9ab90b0e793

  • SSDEEP

    384:+tZN171jBinjWmM1vo5g9NvPy+5iKeohS6Q/OQ:+LNrjBijDgvb9NHxiKeohS6k

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://pastebin.com/raw/J6uRjZrv

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

trabajo25.duckdns.org:4000

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      LEER NOTIFICACION N-00474706 FISCALIA GENERAL DE LA NACION.vbs

    • Size

      28.3MB

    • MD5

      5f0d3141a31581c672a26ed55daf951e

    • SHA1

      7aa56e653b5305c077a9c71e357c550dc79dd4f4

    • SHA256

      d9ea362e4c21df8703a0904c36caf3d92969bda9566ae4d6885471e385aa8514

    • SHA512

      a548f1224bd27ef4f89f0e35dc2053aa63351efce6e5547d1294a62b4e5b7716ee510785f606ed6cc6bbd92c71594644cfe22270fda0c0b6444b9ddd82186949

    • SSDEEP

      768:P++++++++++++++++++e++++++++++++++++++J++++++++++++++++++e+++++Z:UZkcpv+bcoI

    • AsyncRat

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

    • Asyncrat family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Checks computer location settings

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

    • Legitimate hosting services abused for malware hosting/C2

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks