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
    10-04-2024 02:51

General

  • Target

    aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe

  • Size

    1000KB

  • MD5

    4cb03ed07925c43468569974c41b9325

  • SHA1

    523e9b075323ae50036bf19b7f2e9615f97100d4

  • SHA256

    aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9

  • SHA512

    547fde8610379ee2e7ebeca76a711b5adb6c696abb9deaace5e4ea225e40d37fa437bb563dbd9bc81a2053676d2fb2ae43e4270d695f5d9d0a7d8ebee23f9ba3

  • SSDEEP

    24576:0o5K55ee/YuX1Gx7MH7V9mu/0ilqWe7LpjCSAv:V5qauX1s7Mh4u/0ilq7LXAv

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

BUDDY

C2

192.210.201.57:52499

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-LMLI87

  • 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.

  • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 64 IoCs
  • Detects executables packed with SmartAssembly 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe
    "C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe
      "C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe"
      2⤵
        PID:4512
      • C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe
        "C:\Users\Admin\AppData\Local\Temp\aa29ab3beabcfd1b574182cbcb4d53330ed432fe371a39c38ef59a7b681361d9.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:4760

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\remcos\logs.dat
      Filesize

      144B

      MD5

      01c390038d97fcbae8a8fbc8ba7debbd

      SHA1

      ecd436b68928b47cefeaf120d91548cef249b475

      SHA256

      dd4737dc7672b85d601e34acf8662af4a8cf0eb6edf05a8cea2614f50ae1b24e

      SHA512

      0f593ce2e7345c7f2a1a3725775a4f3beda535a43bcb8c67b14f80d9a4db7b48904bb2dc3696411033a529c40e794557278c9002ed184019389422c3232ec243

    • memory/1012-0-0x0000000000050000-0x000000000014C000-memory.dmp
      Filesize

      1008KB

    • memory/1012-1-0x0000000074D60000-0x0000000075510000-memory.dmp
      Filesize

      7.7MB

    • memory/1012-2-0x0000000005170000-0x0000000005714000-memory.dmp
      Filesize

      5.6MB

    • memory/1012-3-0x0000000004BC0000-0x0000000004C52000-memory.dmp
      Filesize

      584KB

    • memory/1012-4-0x0000000004E00000-0x0000000004E10000-memory.dmp
      Filesize

      64KB

    • memory/1012-5-0x0000000004B50000-0x0000000004B5A000-memory.dmp
      Filesize

      40KB

    • memory/1012-6-0x0000000004E10000-0x0000000004EAC000-memory.dmp
      Filesize

      624KB

    • memory/1012-7-0x0000000004B70000-0x0000000004B8C000-memory.dmp
      Filesize

      112KB

    • memory/1012-8-0x0000000004B90000-0x0000000004B98000-memory.dmp
      Filesize

      32KB

    • memory/1012-9-0x0000000004520000-0x000000000452C000-memory.dmp
      Filesize

      48KB

    • memory/1012-10-0x0000000005C30000-0x0000000005CF0000-memory.dmp
      Filesize

      768KB

    • memory/1012-15-0x0000000074D60000-0x0000000075510000-memory.dmp
      Filesize

      7.7MB

    • memory/4760-11-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-13-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-14-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-16-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-18-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-19-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-20-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-21-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-22-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-24-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-25-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-27-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-28-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-29-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-31-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-32-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-33-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-35-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-36-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-37-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-39-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-40-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-41-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-42-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-44-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-45-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-47-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-48-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-49-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-51-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-52-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-53-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-55-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-56-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-58-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-59-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-60-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-62-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-63-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-64-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-66-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-67-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-69-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-70-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-71-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-73-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-74-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-75-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-78-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-80-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-81-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-82-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-84-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-85-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-87-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-88-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-89-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-91-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-92-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-93-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-95-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-96-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-98-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB

    • memory/4760-99-0x0000000000400000-0x0000000000482000-memory.dmp
      Filesize

      520KB