Overview

overview

10

Static

static

75720_IN.exe

windows7_x64

7

75720_IN.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    17bbd72cdcf2d447e99f6aefa6c87687aa30b20cd3d18d413568872cac5f59e5

  • Size

    1.2MB

  • Sample

    220521-pcw96aacck

  • MD5

    5d6fb67a92fef036e1e739df2698ce70

  • SHA1

    56283020bc452783ee68997b6c67592e447a79a0

  • SHA256

    17bbd72cdcf2d447e99f6aefa6c87687aa30b20cd3d18d413568872cac5f59e5

  • SHA512

    5bbc6afc4cb28d9c9e344bef60d61844a8dc58bf61b175408b9c8eda8b50559a8347808444412acc5c4b0b7c8482d1abd791635d658e0565b89b662c1cbc6894

Score
10/10
remcosremotehostratsuricata

Malware Config

Extracted

Family

remcos

Version

2.5.1 Pro

Botnet

RemoteHost

C2

john777.ddns.net:6640

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    ooooooooooooooo-FZRZ60

  • 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

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      75720_IN.EXE

    • Size

      465KB

    • MD5

      c37b2befe2b64b740624f049bb008418

    • SHA1

      8e4c73accd4610cca66ff696a2a53ce861a2b44b

    • SHA256

      340893d3759388ad045a1cb3f2a0d16f668974d227f8742ade77267e5dea32e8

    • SHA512

      b7caa56d276cef443f8983ab2ef3b56e076604a869632287f9bf8a5464c76aa894b5353ce53bc9e4105b31380a790a791adb01fd9f557c6b78370ab02121d828

    Score
    10/10
    remcosremotehostratsuricata

    • Remcos

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

      ratremcos

    • suricata: ET MALWARE Remcos RAT Checkin 23

      suricata: ET MALWARE Remcos RAT Checkin 23

      suricata

    • Checks computer location settings

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

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks