Analysis

  • max time kernel
    179s
  • max time network
    181s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 14:26

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 6 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:1120
    • 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:3044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    4e2740f0882b506f02ab9036338cade3

    SHA1

    8da8ca2e2a51e0439b07ba920787fb2e06b974c1

    SHA256

    18ce568c278c07015a37f879cb2f28de8ae218d82b2d645adec341b8c182b40c

    SHA512

    9c79fa9dbc6cb019503460f6927be46664fe517b3fc060cb0524efff6389fbf24d68a8c53a7a990d2ca73c8dfba48a872a31404294a161d7905e66078f0dff75

  • memory/1120-16-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-2-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-3-0x00000000007D3000-0x00000000007E2000-memory.dmp

    Filesize

    60KB

  • memory/1120-4-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-7-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-8-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-6-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-0-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-14-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/1120-26-0x00000000007D3000-0x00000000007E2000-memory.dmp

    Filesize

    60KB

  • memory/3044-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3044-36-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-18-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-23-0x0000000000400000-0x000000000085A000-memory.dmp

    Filesize

    4.4MB

  • memory/3044-9-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-24-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-22-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-29-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-30-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-31-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-33-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-19-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-37-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-13-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-45-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-46-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-53-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-54-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-61-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-62-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-69-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB

  • memory/3044-70-0x00000000001C0000-0x0000000000242000-memory.dmp

    Filesize

    520KB