General

  • Target

    file.exe

  • Size

    3.3MB

  • Sample

    230131-qfh3dage32

  • MD5

    68fdb669425ec2a155ac6d508aa7a8a3

  • SHA1

    bda890389cdf441841377119c2eb81b29f5780a9

  • SHA256

    de8a8e788979f605ae68981ec3bf84711e957bfa4746d5f23c2015a8ec928c32

  • SHA512

    7428da2d05f145f738bf41b8a978475797d664d0d8896ca3a10e2f467e47bfd3c59ad171092675315d86c5ee6c979575115c86620476bca8d198279d95e45a67

  • SSDEEP

    24576:gAzFN9Z2XBQFio7Qg/pAqqE96RoS3p/PmV08YKwTQok4U02409htjRjLYBS7Rt2c:gA36Iio7Qg2UX0TSLjRj

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

rem.unionbindinqcompany.it:3361

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-F4O94O

  • 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

Targets

    • Target

      file.exe

    • Size

      3.3MB

    • MD5

      68fdb669425ec2a155ac6d508aa7a8a3

    • SHA1

      bda890389cdf441841377119c2eb81b29f5780a9

    • SHA256

      de8a8e788979f605ae68981ec3bf84711e957bfa4746d5f23c2015a8ec928c32

    • SHA512

      7428da2d05f145f738bf41b8a978475797d664d0d8896ca3a10e2f467e47bfd3c59ad171092675315d86c5ee6c979575115c86620476bca8d198279d95e45a67

    • SSDEEP

      24576:gAzFN9Z2XBQFio7Qg/pAqqE96RoS3p/PmV08YKwTQok4U02409htjRjLYBS7Rt2c:gA36Iio7Qg2UX0TSLjRj

    • 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.

    • Adds Run key to start application

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Tasks