Resubmissions

11/11/2026, 02:18

261111-crd1xadt6p10

11/11/2026, 02:14

261111-cn8q4set4x10

11/11/2026, 01:54

261111-cb2f9sts2r10

08/09/2026, 17:42

260908-v91lqsvzby10

08/09/2026, 14:47

260908-r5xshastaw

06/09/2026, 10:46

260906-mtz19shn5s10

02/09/2026, 16:53

260902-vefcbaxhjb10

02/09/2026, 16:53

260902-vd1xmaxgqd

26/04/2026, 11:25

260426-njgydaas6r10

24/04/2026, 20:04

260424-ys8gssbv3l10

Analysis

  • max time kernel
    8s
  • max time network
    15s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-es
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-eslocale:es-esos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/11/2026, 01:54

Errors

Reason
Machine shutdown

General

  • Target
    Ransomware/RedBoot.exe
  • Size 1.2MB
  • Sample261111-cb2f9sts2r
  • SHA256 1001a8c7f33185217e6e1bdbb8dba9780d475da944684fb4bf1fc04809525887
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (188) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Executes dropped EXE 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ransomware\RedBoot.exe
    "C:\Users\Admin\AppData\Local\Temp\Ransomware\RedBoot.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5532
    • C:\Users\Admin\65330069\protect.exe
      "C:\Users\Admin\65330069\protect.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2936
    • C:\Users\Admin\65330069\assembler.exe
      "C:\Users\Admin\65330069\assembler.exe" -f bin "C:\Users\Admin\65330069\boot.asm" -o "C:\Users\Admin\65330069\boot.bin"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2000
    • C:\Users\Admin\65330069\overwrite.exe
      "C:\Users\Admin\65330069\overwrite.exe" "C:\Users\Admin\65330069\boot.bin"
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      PID:1476
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
    1⤵
      PID:712
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa3a28855 /state1:0x41c64e6d
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:5616
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:5812
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k CameraMonitor
        1⤵
          PID:3660

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              assembler.exe

              • Path C:\Users\Admin\65330069\assembler.exe
              • Size 589KB
              • SHA256 2a5305369edb9c2d7354b2f210e91129e4b8c546b0adf883951ea7bf7ee0f2b2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              boot.asm

              • Path C:\Users\Admin\65330069\boot.asm
              • Size 825B
              • SHA256 91e74c438099172b057bedf693d877bd08677d5f2173763986be4974c0970581
              • MD5 SHA1 SHA512 TLSH

              boot.bin

              • Path C:\Users\Admin\65330069\boot.bin
              • Size 512B
              • SHA256 a760d8bc77ad8c0c839d4ef162ce44d5897af6fa84e0cc05ecc0747759ea76c2
              • MD5 SHA1 SHA512 TLSH

              overwrite.exe

              • Path C:\Users\Admin\65330069\overwrite.exe
              • Size 288KB
              • SHA256 f2bc5886b0f189976a367a69da8745bf66842f9bba89f8d208790db3dad0c7d2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              protect.exe

              • Path C:\Users\Admin\65330069\protect.exe
              • Size 837KB
              • SHA256 e61a8382f7293e40cb993ddcbcaa53a4e5f07a3d6b6a1bfe5377a1a74a8dcac6
              • MD5 SHA1 SHA512 SSDEEP TLSH

              AddDisconnect.wvx.locked

              • Path C:\Users\Admin\Downloads\AddDisconnect.wvx.locked
              • Size 411KB
              • SHA256 924537f69c27964036e22e8146d9b8817a503d0216277332792a40384c16254c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              AssertStop.xps.locked

              • Path C:\Users\Admin\Downloads\AssertStop.xps.locked
              • Size 283KB
              • SHA256 c15fa72b964d0f32473f2f9871ad982b877825461f898da7d2535a4619118460
              • MD5 SHA1 SHA512 SSDEEP TLSH

              CompressConvertFrom.mp4.locked

              • Path C:\Users\Admin\Downloads\CompressConvertFrom.mp4.locked
              • Size 737KB
              • SHA256 490a7e0ef757fd046b9a5c2a95d502d35c3beae775bc5bcf9ce52a462ab466a0
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1476-37-0x0000000000400000-0x000000000043E000-memory.dmp

              memory/2000-31-0x0000000000400000-0x000000000049B000-memory.dmp

              memory/5532-0-0x0000000000620000-0x00000000008AE000-memory.dmp

              memory/5532-226-0x0000000000620000-0x00000000008AE000-memory.dmp