Overview

overview

10

Static

static

3

GZD2407002...cr.exe

windows7-x64

10

GZD2407002...cr.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    GZD24070024-HBL - 931677(WIS36)-308-12814975,76,308-12823182,3326,308-12831767,1774,6329,6332-INV.pdf.scr.exe
  • Size 907KB
  • Sample240708-eshftstfrh
  • SHA256 aa5728008a7a4b1173fc74eb5e41666688baddefbb2d5214d46cd6815646b5f3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • 104.250.180.178:7902

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Adobe.exe

  • copy_folder

    Adobe

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Adobe-OTOIRK

  • 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
      GZD24070024-HBL - 931677(WIS36)-308-12814975,76,308-12823182,3326,308-12831767,1774,6329,6332-INV.pdf.scr.exe
    • Size 907KB
    • SHA256 aa5728008a7a4b1173fc74eb5e41666688baddefbb2d5214d46cd6815646b5f3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    remcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • 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