Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 13:33

General

  • Target

    DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154/01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe

  • Size

    6.1MB

  • MD5

    4864a55cff27f686023456a22371e790

  • SHA1

    6ed30c0371fe167d38411bfa6d720fcdcacc4f4c

  • SHA256

    08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2

  • SHA512

    4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb

  • SSDEEP

    98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

masterosamell32.kozow.com:6565

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-3J5KKR

  • 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.

  • Remcos family
  • 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.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
    "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
      "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:4652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    813a7ad46fe651b01979a17484c52396

    SHA1

    7ed3cb868fc6f4b83060cbcdd16f0de89f4a1a79

    SHA256

    113de9b86fc45e61bb495b3adec69f0e3a6f6dd3e08d836cfd265928c1b8bb40

    SHA512

    1dfe1880a736cc98a695f8923764deba5009dd59a6f8e0f898a1a6acd473138f0f899808754b7c846a83187819149fd0d784aa492124a5511fe192fef96e89d0

  • memory/4264-2-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4264-4-0x0000000010020000-0x000000001003F000-memory.dmp

    Filesize

    124KB

  • memory/4264-15-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4264-5-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4264-17-0x0000000010265000-0x0000000010292000-memory.dmp

    Filesize

    180KB

  • memory/4264-1-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4264-10-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4264-9-0x0000000010255000-0x000000001025C000-memory.dmp

    Filesize

    28KB

  • memory/4264-0-0x0000000010000000-0x0000000010486000-memory.dmp

    Filesize

    4.5MB

  • memory/4652-39-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-45-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-6-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-8-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-18-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-16-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-19-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-20-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-21-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-22-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-23-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-24-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-25-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-27-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-28-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-29-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-30-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-31-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-32-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-33-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-35-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-36-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-37-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-38-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-11-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-40-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-41-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-43-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-44-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-7-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-46-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-47-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-48-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-49-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-50-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-52-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-53-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-54-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-55-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-56-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-57-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-58-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-14-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-60-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-61-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-62-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-63-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-64-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-65-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-66-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-68-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-69-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-70-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-71-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-72-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-73-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-74-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-75-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB

  • memory/4652-77-0x0000000000A30000-0x0000000000AB0000-memory.dmp

    Filesize

    512KB