General

  • Target

    Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe

  • Size

    884KB

  • Sample

    240403-rbbyyaed69

  • MD5

    cb60f9802b22337e3182ff3045e848fa

  • SHA1

    b3d29c2524c103e786e2a73c3dfdbe37b8e0ee28

  • SHA256

    16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce

  • SHA512

    bb7a9e679caa06f904eff2b4f08006d2cbeae03dfaa9e7a6b90e667040bedee607c8d147a16b56d5ecae99a11e0e9f6fdafc436f48867e12022198020f749be0

  • SSDEEP

    24576:6OKGhEYdA9mPUiGZHQZcrOuP115OI7BN1:dKGhEYdAMfhSd155B

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

91.92.244.17:2707

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-ZBS4C6

  • 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

      Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe

    • Size

      884KB

    • MD5

      cb60f9802b22337e3182ff3045e848fa

    • SHA1

      b3d29c2524c103e786e2a73c3dfdbe37b8e0ee28

    • SHA256

      16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce

    • SHA512

      bb7a9e679caa06f904eff2b4f08006d2cbeae03dfaa9e7a6b90e667040bedee607c8d147a16b56d5ecae99a11e0e9f6fdafc436f48867e12022198020f749be0

    • SSDEEP

      24576:6OKGhEYdA9mPUiGZHQZcrOuP115OI7BN1:dKGhEYdAMfhSd155B

    Score
    10/10
    • Remcos

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

    • Checks computer location settings

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

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks