Overview

overview

10

Static

static

1

4ab073f5eb...d8.hta

windows7-x64

10

4ab073f5eb...d8.hta

windows10-2004-x64

10

Sharing

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General

  • Target

    4ab073f5eb82cd26d4c4ecb978119ca00eb1d4627f88e894563b1ed9ae0ed5d8.hta

  • Size

    17KB

  • Sample

    241102-m25lqasgjk

  • MD5

    5a08f69d84eb7894cb78e92e64554b10

  • SHA1

    c111805da53355f3e9c73cc62a16b9ccf4c537e3

  • SHA256

    4ab073f5eb82cd26d4c4ecb978119ca00eb1d4627f88e894563b1ed9ae0ed5d8

  • SHA512

    72bafdc8493faad4f2370ce08097d09072bd022b818bed85035f1fa9df0196f1e8d4b8ff442453683f893527755d13e38a933945d3d449f962fd5c52f8bc836e

  • SSDEEP

    384:ersOobc2zpo+h3L9J6GCBJmJzhgMTyWH2bFDWbFdEc49P919+FnPHWokvEiyq2MW:erdolpF7eLwq2MiP

Score
10/10
remcosremotehostdiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

66.63.162.79:2404

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

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-1CY96M

  • 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

      4ab073f5eb82cd26d4c4ecb978119ca00eb1d4627f88e894563b1ed9ae0ed5d8.hta

    • Size

      17KB

    • MD5

      5a08f69d84eb7894cb78e92e64554b10

    • SHA1

      c111805da53355f3e9c73cc62a16b9ccf4c537e3

    • SHA256

      4ab073f5eb82cd26d4c4ecb978119ca00eb1d4627f88e894563b1ed9ae0ed5d8

    • SHA512

      72bafdc8493faad4f2370ce08097d09072bd022b818bed85035f1fa9df0196f1e8d4b8ff442453683f893527755d13e38a933945d3d449f962fd5c52f8bc836e

    • SSDEEP

      384:ersOobc2zpo+h3L9J6GCBJmJzhgMTyWH2bFDWbFdEc49P919+FnPHWokvEiyq2MW:erdolpF7eLwq2MiP

    Score
    10/10
    remcosremotehostdiscoveryexecutionpersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

      execution

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks