Overview

overview

10

Static

static

5

80b0df0c22...5c.exe

windows7-x64

10

80b0df0c22...5c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    80b0df0c222b1014ee941834a09ca07b170397c2f4348bce3f0ab815130d6f5c.exe

  • Size

    1.1MB

  • Sample

    250123-a1b7katmas

  • MD5

    a34daefed7eb94754c00b649849cacc2

  • SHA1

    f0f5944e61508d4b31aea73bd4a03100f2ebeb8b

  • SHA256

    80b0df0c222b1014ee941834a09ca07b170397c2f4348bce3f0ab815130d6f5c

  • SHA512

    27559c1ec390672a365516d4aa56b5d788febe94f6360bf5e5262389b64b4d7d7fb5889ad3cc301487f12d99cc770e2748bec1df2717b389e42ea2cd1298c558

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYk:Xu0c++OCvkGs9Fak4BYk

Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.2.0 Pro

Botnet

RemoteHost

C2

185.217.1.142:3337

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-VBI2IL

  • 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

      80b0df0c222b1014ee941834a09ca07b170397c2f4348bce3f0ab815130d6f5c.exe

    • Size

      1.1MB

    • MD5

      a34daefed7eb94754c00b649849cacc2

    • SHA1

      f0f5944e61508d4b31aea73bd4a03100f2ebeb8b

    • SHA256

      80b0df0c222b1014ee941834a09ca07b170397c2f4348bce3f0ab815130d6f5c

    • SHA512

      27559c1ec390672a365516d4aa56b5d788febe94f6360bf5e5262389b64b4d7d7fb5889ad3cc301487f12d99cc770e2748bec1df2717b389e42ea2cd1298c558

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYk:Xu0c++OCvkGs9Fak4BYk

    Score
    10/10
    remcosremotehostdiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks