General

  • Target

    Attachment.exe

  • Size

    692KB

  • Sample

    210806-gj6gkzhzvs

  • MD5

    d1c95c0acf80a1600a595da3194c0159

  • SHA1

    2b0b6da260c381e4ae15b7dd60511c98bdb7c80f

  • SHA256

    e5f79bde8290898a804457c994f654e33758135263c724c6b1c6fa44959e06b4

  • SHA512

    d6cb4753dba498fe12c7f12d4da68e469b339982e50946bfcea540a2be52bd77aa8574cf22a93ca7bc6105cbc2daee62b5bb535839882953577faeea5185ecd6

Malware Config

Extracted

Family

remcos

Version

3.1.0 Pro

Botnet

RemoteHost

C2

theshooter09.duckdns.org:3839

shooter99.duckdns.org:2404

theshooter09.duckdns.org:37729

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-CKKGGV

  • 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

      Attachment.exe

    • Size

      692KB

    • MD5

      d1c95c0acf80a1600a595da3194c0159

    • SHA1

      2b0b6da260c381e4ae15b7dd60511c98bdb7c80f

    • SHA256

      e5f79bde8290898a804457c994f654e33758135263c724c6b1c6fa44959e06b4

    • SHA512

      d6cb4753dba498fe12c7f12d4da68e469b339982e50946bfcea540a2be52bd77aa8574cf22a93ca7bc6105cbc2daee62b5bb535839882953577faeea5185ecd6

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Remcos

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

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Tasks