Overview

overview

10

Static

static

7

74eff35aee...0b.exe

windows7-x64

7

74eff35aee...0b.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    74eff35aee68f271e0a9882e41d44abf8f82d058ee4755ddd0832bdc674c520b.exe
  • Size 766KB
  • Sample240719-tc6aaascrf
  • SHA256 74eff35aee68f271e0a9882e41d44abf8f82d058ee4755ddd0832bdc674c520b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
remcosremotehostcollectionratspywarestealerupx

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • 107.175.229.139:8823

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-2BGC0K

  • 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
      74eff35aee68f271e0a9882e41d44abf8f82d058ee4755ddd0832bdc674c520b.exe
    • Size 766KB
    • SHA256 74eff35aee68f271e0a9882e41d44abf8f82d058ee4755ddd0832bdc674c520b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    upxremcosremotehostcollectionratspywarestealer

    • Remcos

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

      ratremcos

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Accesses Microsoft Outlook accounts

      collection

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks