Overview

overview

10

Static

static

3

260513_QT-AD-01.exe

windows10-2004-x64

10

260513_QT-AD-01.exe

windows11-ltsc_2024-x64

10

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows11-ltsc_2024-x64

3

Sharing

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General

  • Target
    27102026_1549_27102026_260513_QT-AD-01.exe.rar
  • Size 1.1MB
  • Sample261027-s9phcse18m
  • SHA256 d52951b2e8bee63d39a373fbba44606fcfcc24f31913398202b4f985c2a6524c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
guloaderremcosremotehostcollectiondefense_evasiondiscoverydownloaderprivilege_escalationratspywarestealer

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemoteHost

C2

  • 95.211.45.43:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    Rmc-W5WW3T

  • 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
      260513_QT-AD-01.exe
    • Size 1.2MB
    • SHA256 424e2957ad337d860c7353d6aa74abbf3608410d543acc76c91603bcf0d66466
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remotehostcollectiondefense_evasiondiscoverydownloaderguloaderremcosprivilege_escalationratspywarestealer

    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Family: Remcos

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

      ratremcos

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtCreateThreadExHideFromDebugger

      defense_evasion

    • Suspicious use of NtSetInformationThreadHideFromDebugger

      defense_evasion
    behavioral1behavioral2
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral3behavioral4
    • Target
      $PLUGINSDIR/nsDialogs.dll
    • Size 9KB
    • SHA256 89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral5behavioral6

MITRE ATT&CK Enterprise v16

Tasks