Overview

overview

10

Static

static

3

jOznfGmiVF...cr.exe

windows7-x64

10

jOznfGmiVF...cr.exe

windows10-2004-x64

10

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General

  • Target

    jOznfGmiVFjhuhjR.scr.exe

  • Size

    1.2MB

  • Sample

    250207-1aah6azlfn

  • MD5

    c70ee775124aa53da36e09d2cedc4c47

  • SHA1

    9ca7007514abef3766643cb05bc94d8f2f61c253

  • SHA256

    a625ecad0006b950b07194830e7f33e7e820ac29ab8d8d90305f7bf441c0803e

  • SHA512

    8cf46875c3eeb1b9589b8775b8a5d4db4058c156fc6d15bc7823bf6d1da9194783b3bf415f172b0df5a3bec01b7760b81ef2df8a274ccfdca86962a662eb6f19

  • SSDEEP

    24576:bN/BUBb+tYjBFHNuuNVcjNBRdgdixzwfGj2RhEhX1zJ54D+qN5U:JpUlRhNV7SBudixUfXfEhX1zJ5w+x

Score
10/10
remcosstopdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

STOP

C2

novermber12.duckdns.org:65320

Novermber12.freeddns.org:65320

Novermber12.freeddns.org/novermber12.duckdns.org:65320
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

    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-2SJINH

  • 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

      jOznfGmiVFjhuhjR.scr.exe

    • Size

      1.2MB

    • MD5

      c70ee775124aa53da36e09d2cedc4c47

    • SHA1

      9ca7007514abef3766643cb05bc94d8f2f61c253

    • SHA256

      a625ecad0006b950b07194830e7f33e7e820ac29ab8d8d90305f7bf441c0803e

    • SHA512

      8cf46875c3eeb1b9589b8775b8a5d4db4058c156fc6d15bc7823bf6d1da9194783b3bf415f172b0df5a3bec01b7760b81ef2df8a274ccfdca86962a662eb6f19

    • SSDEEP

      24576:bN/BUBb+tYjBFHNuuNVcjNBRdgdixzwfGj2RhEhX1zJ54D+qN5U:JpUlRhNV7SBudixUfXfEhX1zJ5w+x

    Score
    10/10
    remcosstopdiscoverypersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks