Overview

overview

10

Static

static

3

INVB098767...00.exe

windows7-x64

10

INVB098767...00.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    INVB0987678000090000.PDF.XZ.zip

  • Size

    865KB

  • Sample

    240929-wy3sdsvdkk

  • MD5

    08571874c5e7e72fac33591d8f0a0e18

  • SHA1

    46e47e2dedcb6df20925c2b47b10c263d41420c1

  • SHA256

    0432cb3a657e9bbc9d6ab246cba8191af7a85bae164488f1e680947c8c377e3a

  • SHA512

    cf41a409d7a1d0cb3c8e4453e8b7926021d1a2374b8c60a8ad8e156d89a24819932067442e0e9d2a7ccbb509615e39ee8b1376dd49586099db6a12c6f3a674d4

  • SSDEEP

    24576:ld9JNoCxEOX0NprYOsZJ3RCNo4RPb8joqs7BHo+c:lvDo4Ea0N+RAUjohHo9

Score
10/10
remcosremotehostdiscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.175.229.139:8087

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-IZFV1M

  • 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

      INVB0987678000090000.BAT

    • Size

      904KB

    • MD5

      4b08b3e2d346591d2f805256c63a8875

    • SHA1

      8fb4067bf05ffeb0c16b9ac9ea38507889ca07b0

    • SHA256

      f05ac4628bc3cc7da752894e47479c2f8532ed5c485943b7abb680a79d4dba9c

    • SHA512

      ece878beb8a207d08a8978f1978548e7f32c1ec6ca36647aa5549b99fcc587bc2e79f999e5dd6f3d32f1f8370ccff98f588e03baa1a8bcba3201ae997f71ace3

    • SSDEEP

      24576:7pItSAdsBeO/ECXs95roy+qdi3E4RPrgjizt:9tpekEGs9DdEkjiz

    Score
    10/10
    remcosremotehostdiscoveryexecutionrat

    • Remcos

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

      ratremcos

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks