General

  • Target

    4dd999541cc08d5040453656aa214c147f2021a00a1bdded8f7dfb9a699c6a6a.exe

  • Size

    2.8MB

  • Sample

    241113-vfgxjavndx

  • MD5

    9ddc364ea13c420ede5aee7804537fcb

  • SHA1

    caebce5529a883c6ade8270a269036830becf14e

  • SHA256

    4dd999541cc08d5040453656aa214c147f2021a00a1bdded8f7dfb9a699c6a6a

  • SHA512

    5bf288d272ecb9c28f2b76af37767f03c28331e4f3d2f24b8c33fd46a42f6eea16b0417ce5485be6fc2d39fea44f5148a1edbc99bd0a8feeb1b0f435ab33ba61

  • SSDEEP

    24576:F6dIM+8OJCgAxQbSQNam/mLn8362tjRlZpSM8xFB5:YdIMnxQFN1mL833tjRlZcnFz

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

198.46.178.148:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-LAHLH8

  • 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

      4dd999541cc08d5040453656aa214c147f2021a00a1bdded8f7dfb9a699c6a6a.exe

    • Size

      2.8MB

    • MD5

      9ddc364ea13c420ede5aee7804537fcb

    • SHA1

      caebce5529a883c6ade8270a269036830becf14e

    • SHA256

      4dd999541cc08d5040453656aa214c147f2021a00a1bdded8f7dfb9a699c6a6a

    • SHA512

      5bf288d272ecb9c28f2b76af37767f03c28331e4f3d2f24b8c33fd46a42f6eea16b0417ce5485be6fc2d39fea44f5148a1edbc99bd0a8feeb1b0f435ab33ba61

    • SSDEEP

      24576:F6dIM+8OJCgAxQbSQNam/mLn8362tjRlZpSM8xFB5:YdIMnxQFN1mL833tjRlZcnFz

    • Remcos

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

    • Remcos family

    • UAC bypass

    • Windows security bypass

    • 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.

    • Windows security modification

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks