Overview

overview

10

Static

static

10

o.exe

windows10-2004-x64

10

o.exe

windows10-ltsc_2021-x64

10

o.exe

windows11-21h2-x64

10

o.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    o.exe
  • Size 644KB
  • Sample261026-va138abe39
  • SHA256 393d1d4767730fe6272ec4697c303b441fe352135953276233c916eb71e04457
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
beyeugroupratremcos

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • BeYeuGroup

C2

  • redmob.cc:8080

  • qq88.fan:8080

  • luck80.net:8080

  • 8kbetn.net:8080

  • 8kbett.shop:8080

  • 8kbett.icu:8080

  • 8kbett.one:8080

  • qh88.casino:8080

  • 8kbet.hk.com:8080

  • qq88.studio:8080

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0AssignedName=tele@VietNamReport

  • connect_interval

    5

  • copy_file

    Updater.exe

  • copy_folder

    byg

  • 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

    Rmc-Y2LFBE

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    facebook;discord;telegram

Signatures

  • Family: Remcos

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

    ratremcos
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • o.exe
    .exe 644KB

o.exe

  • IMPHASH 91e69cff27767212388496ea08379c84
  • SHA256 393d1d4767730fe6272ec4697c303b441fe352135953276233c916eb71e04457
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:5windowsx64arch:x64

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
2
Major OS version
5
Entry point
312880
Magic Number
523
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB paths