Overview

overview

10

Static

static

1

DEBIT_ADVI...DF.bat

windows7-x64

10

DEBIT_ADVI...DF.bat

windows10-2004-x64

10

Sharing

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General

  • Target
    DEBIT_ADVICE_000610PAY001522024.PDF.tar.gz
  • Size 892KB
  • Sample240326-mlsl8agb75
  • SHA256 d1a3e9d965809db746d3dbe909753f38e2073737347cc8d5714c78969b352d06
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
modiloaderremcosremotehostcollectionpersistencerattrojan

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • 127.0.0.1:45671

  • 127.0.0.1:55677

  • 192.3.101.8:55677

  • 192.3.101.8:45671

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-2P1XPK

  • 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
      DEBIT_ADVICE_000610PAY001522024.PDF.bat
    • Size 3.1MB
    • SHA256 0a2ae63e384bb787bfaf113777640ad36ce8aabc235fd071de1cc746f32c1701
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    modiloaderremcosremotehostcollectionpersistencerattrojan

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

      trojanmodiloader

    • Remcos

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

      ratremcos

    • ModiLoader Second Stage

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks