Overview

overview

10

Static

static

Protected Client.vbs

windows7-x64

8

Protected Client.vbs

windows10-2004-x64

10

Sharing

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General

  • Target

    Protected Client.vbs

  • Size

    2KB

  • Sample

    220805-qcmw6adae7

  • MD5

    72fc1ac661bc37bb1490dac2c0c5ca9b

  • SHA1

    f315cd14c12f8024ef17a21594aea6c06432dcfb

  • SHA256

    31ee16ff5b988670caab281265a8e02f4ff168f5ee7fef232c4625ebbe693c15

  • SHA512

    37e6befb5e37773fc3d8726af53a9cae36031a81f348d834b0a47358d3c96cb91768a6ea62ac9586adeb1a2a073a838053eb775da429e99228ddda518fe40684

Score
10/10
remcosremotehostrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

williamsmack.duckdns.org:991

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

    Remcos-947HIW

  • 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

      Protected Client.vbs

    • Size

      2KB

    • MD5

      72fc1ac661bc37bb1490dac2c0c5ca9b

    • SHA1

      f315cd14c12f8024ef17a21594aea6c06432dcfb

    • SHA256

      31ee16ff5b988670caab281265a8e02f4ff168f5ee7fef232c4625ebbe693c15

    • SHA512

      37e6befb5e37773fc3d8726af53a9cae36031a81f348d834b0a47358d3c96cb91768a6ea62ac9586adeb1a2a073a838053eb775da429e99228ddda518fe40684

    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.

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks