Overview

overview

10

Static

static

Factura Se...df.exe

windows7_x64

10

Factura Se...df.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    eebd107a39c23c8b61a8c2d2379e8f139461c93fd488060a775ea7678067bc74

  • Size

    235KB

  • Sample

    220521-n495naefc9

  • MD5

    a6c6faef95c91e83ab297e9660748fb2

  • SHA1

    9373d5e15816519b2568f14f352189315505a15a

  • SHA256

    eebd107a39c23c8b61a8c2d2379e8f139461c93fd488060a775ea7678067bc74

  • SHA512

    6c085a525bfc3fdf1f31eebbe8e82af6a9914d4bd39fcc81f50666f494960a5f680a6dd1d8a92855325be90e5e01c35fad49c2959c444e1430c17916af61e474

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

      Factura Serfinanza_034578048428307_3170631_0418109729596478852_04603130_103428501791086170850_68326557_16011451263_pdf.exe

    • Size

      269KB

    • MD5

      315bc7890c391279834739e77167f0bc

    • SHA1

      f15ac228bc00f92ad19fe58e971a0e6681dc4b00

    • SHA256

      d03674f0452d3be687784b62b84f2cb32e6d8dd59beaeccd1608b07cae1aef4f

    • SHA512

      17549fa2e7b0d69d9f0f06465d7d1870d8d130eeab0a8d3c2617a160a52915b6a5e7ab2a7b8538cfe42af72c2b292501f6d9ca321ee53a843a690aa3f56611a1

    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