Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2024 17:21

General

  • Target

    7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1.exe

  • Size

    3.0MB

  • MD5

    b553fa0e6317d7a69cd86dcf2166ab2a

  • SHA1

    8b6e729d7a9499dbf651d6a727bf9c9a5a171ced

  • SHA256

    7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1

  • SHA512

    65c70afaa266b409932843e743df751ac51a253b47c90dec4d1cdb8282b6fe480060456578c3eb47eede5a1cac7d552d27b66b99d1cbc91bcb09bfba272a8381

  • SSDEEP

    49152:hC2sWkhg4+wYcYRdxvLYSp43ASRkF3HmJfFLh5+u88nHq5HaK8E:h/P4+hcY3xvLZp43ASRkF3HmJfFLh5rE

Malware Config

Extracted

Family

remcos

Botnet

VUENDIA

C2

jorgeperezpu145.con-ip.com:1661

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-I897UU

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1.exe
    "C:\Users\Admin\AppData\Local\Temp\7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Users\Admin\AppData\Local\Temp\7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1.exe
      "C:\Users\Admin\AppData\Local\Temp\7ca747199047b234ca532a5e8a7c98155496a247aef66876bd766a29614234e1.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    fa6d2c98c35cbff945a9141d6d89b0e7

    SHA1

    39d769a227ab461b808cf1ef6077b9ebbae5fb2a

    SHA256

    0043c053ff9e98ad31405f7e3d3d8d3759cd138a2e38b283f9037cff0667c7cd

    SHA512

    77ff3a7b31743ab4a0b8f2681e05091715815f79edf2521b8842a74e21098bb26ff3173ea4c2d8a55d26ff55b6c29705e4c97e6ae1ad4e6887084f0751647b48

  • memory/4032-26-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-32-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-18-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4032-17-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-57-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-12-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-16-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-13-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-7-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-42-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-41-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-34-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-58-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-33-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-11-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-25-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4032-24-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/4588-1-0x0000000000514000-0x000000000052D000-memory.dmp

    Filesize

    100KB

  • memory/4588-0-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-3-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-8-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-2-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-5-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-6-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-10-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/4588-19-0x0000000000514000-0x000000000052D000-memory.dmp

    Filesize

    100KB