Overview

overview

10

Static

static

3

PDF-0001 D...DO.exe

windows7-x64

10

PDF-0001 D...DO.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-10-2024 23:46

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General

  • Target

    PDF-0001 DOCUMENTOS DE PROVEEDORES - COFIRMACION DE RECIBIDO.exe

  • Size

    4.6MB

  • MD5

    2a84a14745b27324475711bcec5a2e04

  • SHA1

    194fc405cba7608dacb845e395fa1911caab22fb

  • SHA256

    e49d7ec32dfb6e23e15a88a5b6dfa7b7ac865979a36271bca9a39798653498a4

  • SHA512

    f98afb20281372aea0e9eb12f3054d46ca3dda62f7b38ae105beda7e1473d599618853c4ce83a24aacd80a8c7cad3dcf0ed55bc05ec5863950d9df42c5e17329

  • SSDEEP

    98304:Yu/DzSth7zOCb2hwSYRoYrydDMxEWAozrjFRP5jMI:YuKnie2hwSYRoYry50EsjFRPFx

Score
10/10
remcoslos breeediscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

LOS BREEE

C2

mariabeniteslora09.con-ip.com:1880

Attributes
  • audio_folder

    MicRecords

  • 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-L523P4

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

    ratremcos
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF-0001 DOCUMENTOS DE PROVEEDORES - COFIRMACION DE RECIBIDO.exe
    "C:\Users\Admin\AppData\Local\Temp\PDF-0001 DOCUMENTOS DE PROVEEDORES - COFIRMACION DE RECIBIDO.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\PDF-0001 DOCUMENTOS DE PROVEEDORES - COFIRMACION DE RECIBIDO.exe
      "C:\Users\Admin\AppData\Local\Temp\PDF-0001 DOCUMENTOS DE PROVEEDORES - COFIRMACION DE RECIBIDO.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\remcos\logs.dat
    Filesize

    144B

    MD5

    3b58266c9bc25a8066d60d4f00dce162

    SHA1

    c432f5b86673baeb6065f1a9f7fd70c60dd5ee1e

    SHA256

    ae6d27ce8f509597244468e015aed496311f3ee26cae2fdeab394626da932699

    SHA512

    ab5cbc1e700c31910bc608b2b02c2d511fa39fa91047154c21a738f6c5005659cb2f7a77a03dc18eee746735f132de1fec08b9c429367b7cd16b52e81c0ac37a

    Download Submit

  • memory/2400-13-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-6-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-2-0x000000000050F000-0x0000000000528000-memory.dmp

    Filesize

    100KB

    Download

  • memory/2400-5-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-15-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-7-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-24-0x000000000050F000-0x0000000000528000-memory.dmp

    Filesize

    100KB

    Download

  • memory/2400-0-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-3-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2400-1-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2728-8-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

    Download

  • memory/2728-17-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

    Download

  • memory/2728-22-0x0000000000400000-0x00000000008DC000-memory.dmp

    Filesize

    4.9MB

    Download

  • memory/2728-21-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

    Download

  • memory/2728-18-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

    Download

  • memory/2728-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2728-12-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

    Download