General

  • Target

    16052024_0928_15052024_Order-List & specification_pdf00000.7z

  • Size

    15KB

  • Sample

    240516-lfansaee55

  • MD5

    dac0b785e874bb0247dbe6042335267b

  • SHA1

    3deb712093d91c5a97aa6b669615576101235609

  • SHA256

    666c68f26b2d743e53fcc05e7cb9e72a8dd23f496cd7d22092c5e490c3a4fe72

  • SHA512

    10aff324dd7e74b8066901e413d0cee3fd8f879c4c32559e2e27bc7c2ac00555d9b13af9227d59fee0cffbef4b43c56fa7903030207efb6e818b2778a0ee8f39

  • SSDEEP

    384:LNk4bcNxXjl3SNMnDBcYo8Xt15frDdD0FP9Q3/wUH:LKhjl3SNMDfo8Xt15frDh0oIUH

Malware Config

Extracted

Family

remcos

Botnet

Protected

C2

janbours92harbu01.duckdns.org:3980

janbours92harbu01.duckdns.org:3981

janbours92harbu02.duckdns.org:3980

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    kajsoiestc.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    aksoiestgb-1YOAXH

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Order-List & specification_pdf00000.vbs

    • Size

      156KB

    • MD5

      92fb04e0f8028a0889c35bf998aad436

    • SHA1

      1b629e0a8bec9d33c38ca47f043df6f3a3a1cc9d

    • SHA256

      9ce9b8793d75a23f6ba6ee34f7a82f60e67341834f79bb73ea24e24e905dd468

    • SHA512

      8a348f5eb6a48c0773ca00a8186ec1b088caa6cc0c9b1b6f58d82e3837856c4ba2c6b491557b603c858f05deb579a84405f34ff5bfb1654f0bab73adf1dd9a44

    • SSDEEP

      1536:ViS+Od99CObilCocEW1aJK66n5yhtW0/5JpWn4cRx9qSZg0BFbUZlu9gISsRkf:VPdw9JK6X/vcjg0BFcB

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks computer location settings

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks