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General

  • Target

    BOQ-523-2022 R01.pdf.exe

  • Size

    723KB

  • Sample

    230109-j6pvaade42

  • MD5

    7bfb43461dc7e45a2d2019202453f437

  • SHA1

    24092359be8e8957d45a5f912e8011ec2310c657

  • SHA256

    3ae59bff704751af19ea535dd681e1549cceaafcd053f41d64c982235c8e4148

  • SHA512

    85ce8e41ffa0aa3c4db5602fe0ff8eceaae23fcc0b836f2ca25bc1ae8d497f91bc1c05d6abdcca90724f1aa286a9f42b090747f7818ff56c9e1b6a006d7a5e06

  • SSDEEP

    12288:NhrRcQ1GIjHQK1dbre1I8wtBzvoRcbM3VBcO9zJkF5kVn27jvTyUiats:jNGIjHX1re1I8YMRcb+VBcO9zu5S2/vS

Malware Config

Extracted

Family

remcos

Botnet

Jan_2023_Port_60976

C2

pentester0.accesscam.org:60976

pentester01.duckdns.org:56796

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    onedriver.exe

  • copy_folder

    onedriver

  • 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

    dropboxs

  • mouse_option

    false

  • mutex

    CMR-QITYAA

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    onedriver

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      BOQ-523-2022 R01.pdf.exe

    • Size

      723KB

    • MD5

      7bfb43461dc7e45a2d2019202453f437

    • SHA1

      24092359be8e8957d45a5f912e8011ec2310c657

    • SHA256

      3ae59bff704751af19ea535dd681e1549cceaafcd053f41d64c982235c8e4148

    • SHA512

      85ce8e41ffa0aa3c4db5602fe0ff8eceaae23fcc0b836f2ca25bc1ae8d497f91bc1c05d6abdcca90724f1aa286a9f42b090747f7818ff56c9e1b6a006d7a5e06

    • SSDEEP

      12288:NhrRcQ1GIjHQK1dbre1I8wtBzvoRcbM3VBcO9zJkF5kVn27jvTyUiats:jNGIjHX1re1I8YMRcb+VBcO9zu5S2/vS

    • 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.

    • ModiLoader Second Stage

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks