Overview

overview

10

Static

static

1

envifa.vbs

windows7-x64

8

envifa.vbs

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    envifa.vbs

  • Size

    154KB

  • Sample

    231207-r1ar6scb48

  • MD5

    18bb62e29138d9c8dd098e5be9a4c13c

  • SHA1

    5362535f49fee8fd7333be8fc6ea249deffa2eb9

  • SHA256

    e0ad36136960203db1aea53780b49ef2c819ad31d68980822c4dff0d8dab1a14

  • SHA512

    0a0e37dab52b3892a9148e40f12408256c8d8eb6dede9217bb47cda010ae672775bd88535b0ab94c6800b3e22ab7c53ae6e9fe8dcd790e9849cfb749fa5b77b8

  • SSDEEP

    384:5UDkE9rQyhN65y//88tyLYtymNDycT+zjgyX4uynPivlytR/dJPfyFfhywzqggCq:j2Nek58Rc

Score
10/10
remcosremotehostrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

remccoss2023.duckdns.org:4576

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

    registros.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-E5ZBB0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Capturas de pantalla

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      envifa.vbs

    • Size

      154KB

    • MD5

      18bb62e29138d9c8dd098e5be9a4c13c

    • SHA1

      5362535f49fee8fd7333be8fc6ea249deffa2eb9

    • SHA256

      e0ad36136960203db1aea53780b49ef2c819ad31d68980822c4dff0d8dab1a14

    • SHA512

      0a0e37dab52b3892a9148e40f12408256c8d8eb6dede9217bb47cda010ae672775bd88535b0ab94c6800b3e22ab7c53ae6e9fe8dcd790e9849cfb749fa5b77b8

    • SSDEEP

      384:5UDkE9rQyhN65y//88tyLYtymNDycT+zjgyX4uynPivlytR/dJPfyFfhywzqggCq:j2Nek58Rc

    Score
    10/10
    remcosremotehostrat

    • Remcos

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

      ratremcos

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks