Overview

overview

10

Static

static

1

IEnetworkings.vbs

windows7-x64

10

IEnetworkings.vbs

windows10-1703-x64

10

IEnetworkings.vbs

windows10-2004-x64

10

IEnetworkings.vbs

windows11-21h2-x64

10

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General

  • Target

    IEnetworkings.html

  • Size

    111KB

  • Sample

    240420-lrmgqadg35

  • MD5

    42d96a63fe345fe4a01752e1dcb06d1d

  • SHA1

    f8d791007c1507cd15fdb53ee3f0ca477e7698ea

  • SHA256

    d27cb4de5a03f7b59ab211482839e4d18ec395c136079735636ca23b096531d0

  • SHA512

    b87b3f16a8f437731e8e26fb09478a708f0a079eeebd5cd22cac3f23f239c521a34c837fafacb1c979109bb173dc6227008f0c70df57a897a52461f2d0721b83

  • SSDEEP

    1536:y++/U1lBHFcJUJI+YZb5bJ9Gmgz/+rtfRDFqGb5uJZUU0tKl9CP8Z:y/U1DHFUGmgURDFBe0tKl9CP4

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

sembe.duckdns.org:14645

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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    notess

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-P0AEMX

  • 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

      IEnetworkings.html

    • Size

      111KB

    • MD5

      42d96a63fe345fe4a01752e1dcb06d1d

    • SHA1

      f8d791007c1507cd15fdb53ee3f0ca477e7698ea

    • SHA256

      d27cb4de5a03f7b59ab211482839e4d18ec395c136079735636ca23b096531d0

    • SHA512

      b87b3f16a8f437731e8e26fb09478a708f0a079eeebd5cd22cac3f23f239c521a34c837fafacb1c979109bb173dc6227008f0c70df57a897a52461f2d0721b83

    • SSDEEP

      1536:y++/U1lBHFcJUJI+YZb5bJ9Gmgz/+rtfRDFqGb5uJZUU0tKl9CP8Z:y/U1DHFUGmgURDFBe0tKl9CP4

    Score
    10/10
    remcosremotehostpersistencerat

    • 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.

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Resource Development

Reconnaissance

Tasks