Overview

overview

10

Static

static

10

b60fc4a087...23.exe

windows10-2004-x64

10

b60fc4a087...23.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    b60fc4a087faa97ec65e4e0b96b31058846d511a2e116b2f558e9bf5b67e9823.bin
  • Size 512KB
  • Sample260729-xztrjs1bkf
  • SHA256 b60fc4a087faa97ec65e4e0b96b31058846d511a2e116b2f558e9bf5b67e9823
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcospass stardefense_evasiondiscoveryexecutionpersistenceratsuricatatrojan

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.6 Pro

Botnet

  • Pass Star

C2

  • poulsennew1.duckdns.org:2015

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Drievers.exe

  • copy_folder

    Wirless

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-6L9M35

  • 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
      b60fc4a087faa97ec65e4e0b96b31058846d511a2e116b2f558e9bf5b67e9823.bin
    • Size 512KB
    • SHA256 b60fc4a087faa97ec65e4e0b96b31058846d511a2e116b2f558e9bf5b67e9823
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    pass stardiscoveryexecutionremcospersistenceratsuricatadefense_evasiontrojan

    • Family: Remcos

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

      ratremcos

    • Suricata alert: REMCOS RAT Malware Inbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • UAC bypass

      defense_evasiontrojan

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Executes a VBScript file via the Windows Script Host.

      execution
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Visual Basic

1
T1059.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks