Overview

overview

10

Static

static

076943b4bd...8a.exe

windows7_x64

10

076943b4bd...8a.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    076943b4bde772d9f6c5239dae006557e6ea21a6c72307a98475a422b75b618a

  • Size

    618KB

  • Sample

    220502-dfswcsafe9

  • MD5

    55325b6ce1861b7982b9a3e38be7e8c1

  • SHA1

    f936c13014e3346c0fa88aca690e0f29276cc991

  • SHA256

    076943b4bde772d9f6c5239dae006557e6ea21a6c72307a98475a422b75b618a

  • SHA512

    34d4c2a0498f2c430ff2e9049d2634b1fb49e4155b54749ba31c8dac16e7f1a87947485192d0f77ba5eae7c679040c1e047e8ea875b35b9c0142082844425593

Score
10/10
poullightremcoshostpersistenceratspywarestealersuricatatrojan

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

Artemlok134-50915.portmap.io:50915

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    WindowsDefender.exe

  • copy_folder

    WindowsDefender

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %SystemDrive%

  • keylog_crypt

    false

  • keylog_file

    ban.dat

  • keylog_flag

    false

  • keylog_folder

    LolWtf

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_igwinxzuvw

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    qTorrent

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

Targets

    • Target

      076943b4bde772d9f6c5239dae006557e6ea21a6c72307a98475a422b75b618a

    • Size

      618KB

    • MD5

      55325b6ce1861b7982b9a3e38be7e8c1

    • SHA1

      f936c13014e3346c0fa88aca690e0f29276cc991

    • SHA256

      076943b4bde772d9f6c5239dae006557e6ea21a6c72307a98475a422b75b618a

    • SHA512

      34d4c2a0498f2c430ff2e9049d2634b1fb49e4155b54749ba31c8dac16e7f1a87947485192d0f77ba5eae7c679040c1e047e8ea875b35b9c0142082844425593

    Score
    10/10
    poullightremcoshostpersistenceratspywarestealersuricatatrojan

    • Modifies WinLogon for persistence

      persistence

    • Poullight

      Poullight is an information stealer first seen in March 2020.

      trojanstealerpoullight

    • Remcos

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

      ratremcos

    • suricata: ET MALWARE Matrix Max Stealer Exfiltration Observed

      suricata: ET MALWARE Matrix Max Stealer Exfiltration Observed

      suricata

    • suricata: ET MALWARE Trojan Generic - POST To gate.php with no accept headers

      suricata: ET MALWARE Trojan Generic - POST To gate.php with no accept headers

      suricata

    • suricata: ET MALWARE Trojan Generic - POST To gate.php with no referer

      suricata: ET MALWARE Trojan Generic - POST To gate.php with no referer

      suricata

    • suricata: ET MALWARE Win32/X-Files Stealer Activity

      suricata: ET MALWARE Win32/X-Files Stealer Activity

      suricata

    • Adds policy Run key to start application

      persistence

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

2
T1004

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

5
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks