General

  • Target

    JaffaCakes118_49b3efccb302b34666813c88d9d95dae

  • Size

    612KB

  • Sample

    250107-dgn9ka1lbt

  • MD5

    49b3efccb302b34666813c88d9d95dae

  • SHA1

    0fd6a780221ef0f620468e512d3beee841f8429e

  • SHA256

    3242e8b156688b8925a6aa109a87844a9879d35425c0197128212ab6324d90ae

  • SHA512

    4b9c692cc40686ca0b224fae128cfba22895bc4f010fbfd40f6dabed7ed0164135141514f5214fe30a48d203ddbdf1cc83ad8ad6dd244ddd14c2a3f0ee5d157f

  • SSDEEP

    12288:XwN8XUsW8uCJjuCn6iQUB8CHPku8TvKNK6KSKF2C1vXRyk5x5PYSvBSc/amlC38e:XdW2spxF91vXRyoIKCUmnYyZ

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

ACH

C2

freightmgmt.duckdns.org:691

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-2PRHXT

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      JaffaCakes118_49b3efccb302b34666813c88d9d95dae

    • Size

      612KB

    • MD5

      49b3efccb302b34666813c88d9d95dae

    • SHA1

      0fd6a780221ef0f620468e512d3beee841f8429e

    • SHA256

      3242e8b156688b8925a6aa109a87844a9879d35425c0197128212ab6324d90ae

    • SHA512

      4b9c692cc40686ca0b224fae128cfba22895bc4f010fbfd40f6dabed7ed0164135141514f5214fe30a48d203ddbdf1cc83ad8ad6dd244ddd14c2a3f0ee5d157f

    • SSDEEP

      12288:XwN8XUsW8uCJjuCn6iQUB8CHPku8TvKNK6KSKF2C1vXRyk5x5PYSvBSc/amlC38e:XdW2spxF91vXRyoIKCUmnYyZ

    • Remcos

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

    • Remcos family

    • Checks computer location settings

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

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks