General

  • Target

    DOC-IMG43536738320.LZH

  • Size

    898KB

  • Sample

    240724-nz2bysxfrg

  • MD5

    46d60338a6134ca3fe9e04675d02715b

  • SHA1

    551d364861e667e087dbe72235ac593af59a2ea1

  • SHA256

    071f824ea645c0222d8bbf2576fde2c085598aab5d701c127b21eec7341bc6b8

  • SHA512

    483236567a3890eb00629ee7d9a57620ddeaf39b74478420573bce03978bde97303b3bd9b5d1af91db911347b47f6a9851c67ef9b6265110d7c3ad2f636b72da

  • SSDEEP

    24576:IBES5XED7nbpHDmy9IyeF56kY9Zw0ImWbz:ICeXIHQyeDuZw3mS

Malware Config

Extracted

Family

remcos

Botnet

JUNE

C2

alibabaforwader10.ddns.net:60247

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

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-3GVAQM

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      3PUXRk65Nfsp4yy.exe

    • Size

      944KB

    • MD5

      afcf121945fa1a4592be8e5307a4adee

    • SHA1

      4bc24b1c5e13bdf90fc7730b2db3f362941f4235

    • SHA256

      1359b71cc3999f196b40f337134479f15d6cd8443d61dc7c22ccff6691f1f861

    • SHA512

      ebfdbb9bc0ea5cc2b5b1df3a1be74dd4cbb078d3b6cbf0772d4368c811b4f3627dddcbb8bc4f126afd2bc7848813de233f8c30de0b801bd3c23d4bc883ae0b25

    • SSDEEP

      24576:0swoIc0ZIEXANQpZJ3sAA/gAalp3rFQx2IZ9QYVSgP:05QsZJ3sTqnSX5QgP

    • Remcos

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks