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Overview

overview

10

Static

static

1

a07bf67c7d...ed.exe

windows7-x64

10

a07bf67c7d...ed.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a07bf67c7d1ee19cea84d7e54681b732471db08588e08eaa64e2c3d3e60a74ed

  • Size

    933KB

  • Sample

    250322-y8ppmatps3

  • MD5

    b6ac42cf48a2543935d5d40075f5fd14

  • SHA1

    93bc000564f1c4eb583d75db7f15aab972458fc8

  • SHA256

    a07bf67c7d1ee19cea84d7e54681b732471db08588e08eaa64e2c3d3e60a74ed

  • SHA512

    665540a63ebbf407737cee76b0e74cdeb66aa7102036c51762b02c4e66575beff6df08bc58954572d672b76aa7da4e54ffa5761b30bda43fcfdcc8437f4e7f98

  • SSDEEP

    12288:0p+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3A5:0pugRNJI1D39dlfGQrFUxwAeA5

Score
10/10
remcoshostdiscoverypersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    read.dat

  • keylog_flag

    false

  • keylog_folder

    CastC

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_sccafsoidz

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      a07bf67c7d1ee19cea84d7e54681b732471db08588e08eaa64e2c3d3e60a74ed

    • Size

      933KB

    • MD5

      b6ac42cf48a2543935d5d40075f5fd14

    • SHA1

      93bc000564f1c4eb583d75db7f15aab972458fc8

    • SHA256

      a07bf67c7d1ee19cea84d7e54681b732471db08588e08eaa64e2c3d3e60a74ed

    • SHA512

      665540a63ebbf407737cee76b0e74cdeb66aa7102036c51762b02c4e66575beff6df08bc58954572d672b76aa7da4e54ffa5761b30bda43fcfdcc8437f4e7f98

    • SSDEEP

      12288:0p+rgRNyA55IxJ+feDOa9rZj5XqkJD0QrOod7XxlW91RRzwAY3A5:0pugRNJI1D39dlfGQrFUxwAeA5

    Score
    10/10
    remcoshostdiscoverypersistenceratspywarestealer

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks