Overview

overview

10

Static

static

PDF_ADJUNT...df.exe

windows7_x64

10

PDF_ADJUNT...df.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    98ae0a2036cfeaccf8af49318171bb5aab03b459f25342a316517c3700e118ea

  • Size

    322KB

  • Sample

    220521-n57e6aeff9

  • MD5

    8e46fa0eda3d31bc39bb6c2034009a3f

  • SHA1

    6158b5159eddc7b6ff150fbf7035ec4042a7d47c

  • SHA256

    98ae0a2036cfeaccf8af49318171bb5aab03b459f25342a316517c3700e118ea

  • SHA512

    4d1d177eb9504ce59361694bea4348f749c87cab5f80bf6da5897bed2fdce3db861d00f393e17b1ffdb419697e85f569e405f7533783ac6ec4e4d2cff19b664f

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

      PDF_ADJUNTO_613615401883763997495709975568_09982616226275914808755066_9325247141959196491528328396_5724162511852732_pdf.exe

    • Size

      502KB

    • MD5

      9ea6f12332890b68bc782bdc6edf56f8

    • SHA1

      844f4500e3335cf1da93ba2bd2f6853c23c0e198

    • SHA256

      01725ebec49d4d44baf1ef214ac4475f7a2d13b284eaa756e41eb2fba4093d5e

    • SHA512

      daf7b73e2816cb46fa621b12b56544e4a7d27a2bb5776c4d3c170f9a6592f3fbfb7199457f047d2a242ee2eb5536e98d867e9ab49df4becf35065a7a92cdf261

    Score
    10/10
    remcoszonabancos1persistencerat

    • Remcos

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

      ratremcos

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks