Overview

overview

10

Static

static

EXTRACTO_P..._9.exe

windows7_x64

10

EXTRACTO_P..._9.exe

windows10-2004_x64

1

Sharing

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General

  • Target

    e27e4eb82c8d2a0937a578a7713ff491aa1d54686142029ddf5d5fd05e09f308

  • Size

    337KB

  • Sample

    220521-n5dsvahgeq

  • MD5

    0a0c59dc3b8a343dd22ad04f6089d546

  • SHA1

    3b78c3d6497a9f8d222ccee10d7bc3f6ab105c4f

  • SHA256

    e27e4eb82c8d2a0937a578a7713ff491aa1d54686142029ddf5d5fd05e09f308

  • SHA512

    b67e2b419d4ef07ba5cd4192d754e6f5795a59088b0cd0eca89acb4bcc17f67f4e0c4719b09a84c132146e7d1eae02b39a66239e75684683e4f91cc0dbd170a6

Score
10/10
remcoszonabancos1persistencerat

Malware Config

Extracted

Family

remcos

Version

2.5.1 Pro

Botnet

ZonaBancos1

C2

recuperaciondecartera.website:6790

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    PXServiceNet.exe

  • copy_folder

    System32

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    xlogs9.dat

  • keylog_flag

    false

  • keylog_folder

    Runtime5

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos-WMUCYW

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    MServices

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      EXTRACTO_PDF_#901325845779754887446404430116675784945407632457978757043431216548775454645742424211_9787645445430121134647879454456021416487576450442331254874272462_0134242467879450775765245425_97845_pdf.exe

    • Size

      718KB

    • MD5

      bc1cc686b0a8bd06936fa48ea04ab5ab

    • SHA1

      74bad1bb84538a47e3e1f7ced26f822a59c8872d

    • SHA256

      1b1534ad213c2c08d30d101d8df8e7f94f83faf838656de33b29776a6a181ab4

    • SHA512

      e4bc791adfc1c2698a55bc7e6d1e05b69a3a05b7cfb0e0b5af68ce42b015f911814f924c43ba98c23e7e21c90a420be0f5eb352d059ab97c45c1846f25c460ee

    Score
    10/10
    remcoszonabancos1persistencerat

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Remcos

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

      ratremcos

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks