Overview

overview

10

Static

static

3

Invoice # ...66.exe

windows7-x64

10

Invoice # ...66.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Invoice # 78600667766.exe
  • Size 869KB
  • Sample230522-ql79fsbd6w
  • SHA256 f3a3371dbbdf89fca72ec55ee13431692ddb09a0f66e17ee3f2caed32352ab4e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
modiloaderremcossky-yakpersistencerattrojan

Malware Config

Extracted

Family

  • remcos

Botnet

  • SKY-YAK

C2

  • www.christopherferr.com:2404

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

    12345

  • mouse_option

    false

  • mutex

    Rmc-E68T3F

  • 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
      Invoice # 78600667766.exe
    • Size 869KB
    • SHA256 f3a3371dbbdf89fca72ec55ee13431692ddb09a0f66e17ee3f2caed32352ab4e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    modiloadertrojanremcossky-yakpersistencerat

    • 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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks