Overview

overview

10

Static

static

3

ca811679ed...0N.exe

windows10-2004-x64

10

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General

  • Target

    ca811679ed43268456b3e323cae3ed70N.exe

  • Size

    160KB

  • Sample

    240825-y5189ashmd

  • MD5

    ca811679ed43268456b3e323cae3ed70

  • SHA1

    c0056591460dff8c5a163f6ce0ec7b22d469a4cb

  • SHA256

    ad2d7654ab36d32f4c07992d995163624df810591a8a62a5bb6708a491734f98

  • SHA512

    147ef3311cb53a1efab3d4d05465758d3bee8e040867edb731e385a5c07939ed94008225b790f258f5ee4649cf1d0856d0f32f266fc7cd4797ac7dd4738a789f

  • SSDEEP

    3072:4ahKyd2n31ui5GWp1icKAArDZz4N9GhbkrNEk1uiUT:4ahOw0p0yN90QEZi4

Score
10/10
remcoshst2discoveryexecutionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

HST2

C2

111.90.148.123:2404

111.90.148.123:80

111.90.148.123:8080

111.90.148.123:5651
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

    swasf-IQB1JV

  • 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

      ca811679ed43268456b3e323cae3ed70N.exe

    • Size

      160KB

    • MD5

      ca811679ed43268456b3e323cae3ed70

    • SHA1

      c0056591460dff8c5a163f6ce0ec7b22d469a4cb

    • SHA256

      ad2d7654ab36d32f4c07992d995163624df810591a8a62a5bb6708a491734f98

    • SHA512

      147ef3311cb53a1efab3d4d05465758d3bee8e040867edb731e385a5c07939ed94008225b790f258f5ee4649cf1d0856d0f32f266fc7cd4797ac7dd4738a789f

    • SSDEEP

      3072:4ahKyd2n31ui5GWp1icKAArDZz4N9GhbkrNEk1uiUT:4ahOw0p0yN90QEZi4

    Score
    10/10
    remcoshst2discoveryexecutionpersistencerat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks