Resubmissions

13-01-2025 00:07

250113-aet59aymcl 3

11-01-2025 23:31

250111-3h1resxjcl 10

11-01-2025 23:29

250111-3g1p2awrgr 10

General

  • Target

    new.rar

  • Size

    410KB

  • Sample

    250111-3h1resxjcl

  • MD5

    c572d170d5e25b24adf34894889dc062

  • SHA1

    3749e822ecee526adc6dfb90e4efaf869cb166c5

  • SHA256

    80a014e40493d25ab26964e06ee2c8c885bb8c70d549d1eacd6fb2626cd9a9f5

  • SHA512

    03b93d6a609daf825da2ef2c61f680fa3e4aa44b92ed47fac205bfa939c6929bb82d7047d3ab22f6e2d8dd9fd6ce3bbc4d3e30cd559ce45014095297db33a47b

  • SSDEEP

    12288:AQ+Ixt+pBkED/pZP6ov9jSuJwsiMyuKEboMpdoJnGjopKmBX:AQ+o8BkE7riovhSuJ3iWK3IEG3i

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

136.243.175.182:7777

Mutex

9HD6aMtS9FtK

Attributes
  • delay

    3

  • install

    true

  • install_file

    Runtime Broker.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Drivers.exe

    • Size

      21KB

    • MD5

      3dbe554d99db5921c2869df9745b32be

    • SHA1

      ec61ad96e9848de6e55121c8acd8be6221cc204b

    • SHA256

      70b2d5ddb11d58b8a53d0fdc74259241057812e4dfc21a03b937a320e290d822

    • SHA512

      6e752d09c1c214bd73f5295eb6ff65eb324d123a57de4ae5516b972f9ec3208e962aca9089f9ef6b91ca3c9394d5c6fd68e806012e9b4aff3f9277b3ee8cd6cc

    • SSDEEP

      384:vTRQmNZSqP8MyoXKQmXNQltXpQyXlQx/uoOQtGQmXE9RrA5iXNjd2Ht5rkFJ0Wqx:WlOq2tzclrldjdKkFJCVA3g

    • AsyncRat

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

    • Asyncrat family

    • Modifies Windows Defender Real-time Protection settings

    • Async RAT payload

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v15

Tasks