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Analysis

  • max time kernel
    147s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 20:06

General

  • Target

    9e5634a01e241113ddc1a5a03265cd3e.exe

  • Size

    2.4MB

  • MD5

    9e5634a01e241113ddc1a5a03265cd3e

  • SHA1

    17f3cba192f573754797b1fb6f644889f9abaaca

  • SHA256

    a8c0001bf62a178870fe526395703f682143078ad37d9b20e50f230dd9059648

  • SHA512

    3cea7ff14f48832b7ca955a5fa2c61115b1f2a5ec9f8df52e32692b07d9d34453fef29ef1d7c62ec666e0f38a4899a89db4a68f615602d267c0103d42fe52156

  • SSDEEP

    49152:7lnKF46FKC9PgROSeQ146cDPM2vCVapdoqwicf1/y36sbwAE1JgZIESTcNYPMI3Y:7ld16SwwgZRbaEIo

Malware Config

Extracted

Family

remcos

Botnet

XIOAMORT

C2

vcvfdjvodsuhvf.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-ALVZO2

  • 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\9e5634a01e241113ddc1a5a03265cd3e.exe
    "C:\Users\Admin\AppData\Local\Temp\9e5634a01e241113ddc1a5a03265cd3e.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Users\Admin\AppData\Local\Temp\9e5634a01e241113ddc1a5a03265cd3e.exe
      "C:\Users\Admin\AppData\Local\Temp\9e5634a01e241113ddc1a5a03265cd3e.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    520f29b4d7767844144e023f1ad7bcea

    SHA1

    0ad4780d59ed60783d7f5bc2994c010e9b00dbb8

    SHA256

    fcba8055067486f2e59b626869cea82959e3ee9801e652cad7fb8507c3ca60fd

    SHA512

    d9a2d84918e75adc73edd53af6d83d8c65111743046b163e837269a2a1234bb9ef35dd73947c4d8675796d2d7562ff2786d29c5b61b85480691289db2a3c8a13

  • memory/3544-26-0x00000000007D3000-0x00000000007E2000-memory.dmp

    Filesize

    60KB

  • memory/3544-1-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-5-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-3-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-6-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-11-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-9-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-2-0x00000000007D3000-0x00000000007E2000-memory.dmp

    Filesize

    60KB

  • memory/3544-10-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-0-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3544-7-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/4616-41-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-22-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-14-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-13-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-19-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/4616-21-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-20-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-18-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-24-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-8-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-12-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-33-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-34-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-17-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-42-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB

  • memory/4616-57-0x0000000000860000-0x00000000008E2000-memory.dmp

    Filesize

    520KB