Overview

overview

10

Static

static

1

Consulta 2...SA.xls

windows7-x64

10

Consulta 2...SA.xls

windows10-2004-x64

1

Sharing

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General

  • Target

    Consulta 220062 Lesvindecrus SA.xls

  • Size

    112KB

  • Sample

    240603-hh292afb61

  • MD5

    c9d5cf50eb8386215d469053c7f72d58

  • SHA1

    1d5541cf7563940b620fca376b46e22168ba6cd8

  • SHA256

    294f6f483ce0639dfae240779693ff85413fae318c557fbd631a036b1834666a

  • SHA512

    dbf659f62354b6038d865ec124732eb6ec296725cfe99907d38f3a25442622d78f283f801ffa3737abe92f0ebddab5ff2525b486621a25b7d6cadda077cf6ae5

  • SSDEEP

    3072:+K4QBWWaiqzxjKsShFRytnQfjqb08Y4dYd3qzo4eO:+KcWaiqwHL0nQZ8Y4dEMLeO

Score
10/10
remcosremotehostcollectionexecutionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.172.31.6:1070

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-5YSTYW

  • 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

      Consulta 220062 Lesvindecrus SA.xls

    • Size

      112KB

    • MD5

      c9d5cf50eb8386215d469053c7f72d58

    • SHA1

      1d5541cf7563940b620fca376b46e22168ba6cd8

    • SHA256

      294f6f483ce0639dfae240779693ff85413fae318c557fbd631a036b1834666a

    • SHA512

      dbf659f62354b6038d865ec124732eb6ec296725cfe99907d38f3a25442622d78f283f801ffa3737abe92f0ebddab5ff2525b486621a25b7d6cadda077cf6ae5

    • SSDEEP

      3072:+K4QBWWaiqzxjKsShFRytnQfjqb08Y4dYd3qzo4eO:+KcWaiqwHL0nQZ8Y4dEMLeO

    Score
    10/10
    remcosremotehostcollectionexecutionratspywarestealer

    • Remcos

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

      ratremcos

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Abuses OpenXML format to download file from external location

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks