Overview

overview

10

Static

static

3

f5a51a5492...e9.exe

windows7-x64

8

f5a51a5492...e9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f5a51a5492d785c8e485251c34b7ccef2f676bc507794c219403e750c788fbe9

  • Size

    928KB

  • Sample

    241107-t2s19aykcn

  • MD5

    72079fd01da9b11fff30f4dd4c010319

  • SHA1

    1d2201f1a15f0dca379980cb2726d4a7a9f82bfd

  • SHA256

    f5a51a5492d785c8e485251c34b7ccef2f676bc507794c219403e750c788fbe9

  • SHA512

    060f30fc7b32637923d8d1a3c4239e60ff0b58b97f6274cac03ea4da8f991cd5702ff48623b63ee792dbdbe70e7c777210ff2fd655091a195f313044665cb0b0

  • SSDEEP

    24576:CQ0//PDtwSEDMeR5s093rVSE7ZAUEErxyszIx/JX:CQELtwSsTLNYE7S9E7zS/F

Score
10/10
remcosnewfilediscoveryexecutionrat

Malware Config

Extracted

Family

remcos

Botnet

newfile

C2

novsereverconfigconnect.duckdns.org:45682

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

    465-V3XM2U

  • 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

      f5a51a5492d785c8e485251c34b7ccef2f676bc507794c219403e750c788fbe9

    • Size

      928KB

    • MD5

      72079fd01da9b11fff30f4dd4c010319

    • SHA1

      1d2201f1a15f0dca379980cb2726d4a7a9f82bfd

    • SHA256

      f5a51a5492d785c8e485251c34b7ccef2f676bc507794c219403e750c788fbe9

    • SHA512

      060f30fc7b32637923d8d1a3c4239e60ff0b58b97f6274cac03ea4da8f991cd5702ff48623b63ee792dbdbe70e7c777210ff2fd655091a195f313044665cb0b0

    • SSDEEP

      24576:CQ0//PDtwSEDMeR5s093rVSE7ZAUEErxyszIx/JX:CQELtwSsTLNYE7S9E7zS/F

    Score
    10/10
    discoveryexecutionremcosnewfilerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • 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