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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 12:17

General

  • Target

    3c9065a948387b76124f035b405d3644ac960b18d8ca7b0437c02d8c98b8b811.exe

  • Size

    1.3MB

  • MD5

    1d779d40600de25a3e0bcf6953d2716e

  • SHA1

    56c59c5f0cf6a074c4d2830b4475c3fd0b1ce2d1

  • SHA256

    3c9065a948387b76124f035b405d3644ac960b18d8ca7b0437c02d8c98b8b811

  • SHA512

    7bb58f0cc67dba7dd8b33e06f6a775eba649680f104c5d097870bea88b108fa221891339cad1f8c4c1dfaf894380e65dd9d728aacbd4c0c0575ac8af949accff

  • SSDEEP

    24576:6qDEvCTbMWu7rQYlBQcBiT6rprG8aJUv3K/nmmUcgy+R+q:6TvC/MTQYxsWR7aJRnzUTzR

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

193.222.96.75:8823

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-TNRDZX

  • 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c9065a948387b76124f035b405d3644ac960b18d8ca7b0437c02d8c98b8b811.exe
    "C:\Users\Admin\AppData\Local\Temp\3c9065a948387b76124f035b405d3644ac960b18d8ca7b0437c02d8c98b8b811.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Archimago\antholite.exe
      "C:\Users\Admin\AppData\Local\Temp\3c9065a948387b76124f035b405d3644ac960b18d8ca7b0437c02d8c98b8b811.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3540
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1416 --field-trial-handle=2240,i,16875000905773190493,11379096115878622792,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:652

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\remcos\logs.dat

      Filesize

      144B

      MD5

      4512a980db75f3ec2ffce0f67cbc3706

      SHA1

      ae31693339221dc217aff05d7407642b9257de08

      SHA256

      4a65de426959a6d57b3db017c190d8a3c53aef4ff92d74199141d49939c98389

      SHA512

      b4a86b751cb5d1b90a34a18cb0ebbbed864591ea6fec1c1049d5469a5c464c7e2faa7cf4475b979b2ad8330b301b7924299de054c8a449d41a086e496f9a75e6

    • C:\Users\Admin\AppData\Local\Archimago\antholite.exe

      Filesize

      106.3MB

      MD5

      02d5429f3a650200e86c2d31575ef4f4

      SHA1

      95376106938578a148aff2d88c7c37ecae069deb

      SHA256

      e318569663f67661884567de91aed1f650ceae7bfa325958ed7121e338c96357

      SHA512

      4ef3d65f0831c8c683ef0649f362d607872fa9aa769ed28347ce3fe87bd4d6f11a6d0c8e8fe87219f33111dd4ce2fbe9ed7cefebaabf7060daa6d0889744b7b2

    • C:\Users\Admin\AppData\Local\Temp\Archimago

      Filesize

      29KB

      MD5

      6ab1c336cc31c275489f031d8d48e74b

      SHA1

      fd0a211434df571099c5e6387f446f87b9e71a9d

      SHA256

      ac04026bf644efd9ad1d3c939624d3a0394a22726a730e3c3250d0d10cda5898

      SHA512

      ce19f57c86b62955f7049d8479f43584fecea46bfbd7e554d502dbf89a51b9676376e1678292c1aa4eec1bcb555670f34b34dfa20b63ebb9b80a918cdbc55861

    • C:\Users\Admin\AppData\Local\Temp\Bactris

      Filesize

      482KB

      MD5

      7116dd94279c33e80b987344d27b53e4

      SHA1

      78c3aa04a477f17b2e9c157663ceb99765690986

      SHA256

      b747286ea89931d724a30cbc007400f956a76bedc1b61c4213b97d1fa4dc29e0

      SHA512

      64698773a5961c70e74dfe432a569c756d6c4868080ea95c0dd14f3c90878643626439d6dc411de879fab84dd2ee0a415666143fb1c3b0cb7f9281b161dc5773

    • memory/3296-10-0x0000000001540000-0x0000000001544000-memory.dmp

      Filesize

      16KB

    • memory/3540-28-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-29-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-31-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-33-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-34-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-35-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-36-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-38-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-39-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-40-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-41-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-43-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-44-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-47-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-48-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-49-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-51-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-52-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-53-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-55-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-56-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-57-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-59-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-60-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-61-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-62-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-64-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-65-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-67-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-68-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-69-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-70-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-72-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-73-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-74-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-76-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-77-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-78-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-80-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-81-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-82-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-84-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-85-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-86-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-88-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-89-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-90-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-91-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-94-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-96-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-97-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-98-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-100-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-101-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-102-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-104-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-105-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-106-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-108-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-109-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-110-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-111-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-113-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3540-114-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB