Overview

overview

10

Static

static

1

inv.exe

windows7-x64

7

inv.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    malware.malware

  • Size

    301KB

  • Sample

    230329-mv7shafh72

  • MD5

    75b23b41f36243fffc52da611b3b82d9

  • SHA1

    ea627869c1a8fe8bb880bb9cf3295ab3dbd26b90

  • SHA256

    d08870854a4dbb6c6e9b1e652b47bf473c3ae3276c7444d38abe5d52e8787d73

  • SHA512

    3c131d58b55ad0abfa72cf6db4f364d28f43468a9ff06565709759bc26eedf61a735c57ed5a7c544f795c74baf48d77569a9d5c2c7c9db23d5369fa961b1f94f

  • SSDEEP

    6144:XVuT5A5YTlJVGtI9PKwa3khbtHNjr8s8c3Hwwj+DjV8cYsEprsj6B:FzeXGtSPh6OdNjr863j+DWcnElsj6B

Score
10/10
remcosmmiripersistencerat

Malware Config

Extracted

Family

remcos

Botnet

MMIRI

C2

ndimmiri.hopto.org:2405

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-MXTD7V

  • 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

      inv.exe

    • Size

      317KB

    • MD5

      acce8a554e6154f61067c59535eac1c1

    • SHA1

      ce196388ce5ee689312a9b34deb73508a21d64ea

    • SHA256

      38f5687fad9929a8e43aea5b4917d7be22694fc8cffbf4160505a3c9f6e34df8

    • SHA512

      8d8b81d772811da03fd8a38e2dd3862caea42b1dc98ffa8de4db9b436e69ea44fd23f288a3cc2d64c9c0c471f7cd8b63e30f1a9812fb03be39f4bed4a88a12d4

    • SSDEEP

      6144:o7eFFxh7tYTUwPWj+Pc7LJ/WlWXsZ8FubzMJnqMbNwkFGVD4Wx4DE3H:q8FxhRYH8+0R/WlWXKbzuPNdMfxj

    Score
    10/10
    persistenceremcosmmirirat

    • Remcos

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

      ratremcos

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks