Overview

overview

10

Static

static

3

2024-12-05...er.exe

windows7-x64

10

2024-12-05...er.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-12-05_cb587f984dd95327b0b9b655ebea3de9_formbook_luca-stealer_magniber

  • Size

    6.4MB

  • Sample

    241205-w1v6bssnbn

  • MD5

    cb587f984dd95327b0b9b655ebea3de9

  • SHA1

    2994f9b9c26e85b1d7e01b79d4229f4afd2c79ba

  • SHA256

    ab44f5a0181610c908d1a21fc90ee43a6e783b700a4e8f70cb4d221f7ba63d8f

  • SHA512

    497ab95786abb4e1427822d29cb695f2248a519ebbae0fb369572cf8bcfd82ebf6bff466849f2ebaee87307e161b882c0a729b77ff97cdd6a3d5e99a05c644b6

  • SSDEEP

    98304:K3h6d68gwIteZNiiPwVp/3h6d68gwIteZNiiPwVpQIpxrXGxqvO/cPY:KR668aaELbR668aaELxpFvqcA

Score
10/10
remcosxredabillion+nairabackdoordiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

remcos

Botnet

ABILLION+NAIRA

C2

nzobaku.ddns.net:8081

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-S0L1LJ

  • 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

      2024-12-05_cb587f984dd95327b0b9b655ebea3de9_formbook_luca-stealer_magniber

    • Size

      6.4MB

    • MD5

      cb587f984dd95327b0b9b655ebea3de9

    • SHA1

      2994f9b9c26e85b1d7e01b79d4229f4afd2c79ba

    • SHA256

      ab44f5a0181610c908d1a21fc90ee43a6e783b700a4e8f70cb4d221f7ba63d8f

    • SHA512

      497ab95786abb4e1427822d29cb695f2248a519ebbae0fb369572cf8bcfd82ebf6bff466849f2ebaee87307e161b882c0a729b77ff97cdd6a3d5e99a05c644b6

    • SSDEEP

      98304:K3h6d68gwIteZNiiPwVp/3h6d68gwIteZNiiPwVpQIpxrXGxqvO/cPY:KR668aaELbR668aaELxpFvqcA

    Score
    10/10
    remcosxredabillion+nairabackdoordiscoveryexecutionpersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • 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