Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 02:49

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:1668
    • 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:2272

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    cfeafb5533e685bc6f7792f58f0a70cc

    SHA1

    3e7a740a8dde90a179f956271850cb9a5fd4253b

    SHA256

    8cd96a93413dd4dba5f65169d39253618e0a460ddbd41c74ef14044510ad2827

    SHA512

    bc8c7722d7b4d7c1843d122989c3fefe7e562667fa15e16fcf2eed73de75db428d810ddfad09b40edddb11533cdb508bcf978da1ca0fa879753f5db0f1042c6a

  • memory/1668-10-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-0-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-2-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-4-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-5-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-6-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/1668-1-0x0000000000514000-0x000000000052D000-memory.dmp

    Filesize

    100KB

  • memory/1668-25-0x0000000000514000-0x000000000052D000-memory.dmp

    Filesize

    100KB

  • memory/1668-11-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/2272-12-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-28-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-14-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-19-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-18-0x0000000000400000-0x0000000000707000-memory.dmp

    Filesize

    3.0MB

  • memory/2272-20-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-21-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-22-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-13-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-17-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-29-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-7-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-36-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-37-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-44-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-45-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-52-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-60-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB

  • memory/2272-61-0x0000000000710000-0x0000000000792000-memory.dmp

    Filesize

    520KB