Analysis

  • max time kernel
    15s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 03:47

Errors

Reason
Machine shutdown

General

  • Target
    PEEKABOO.exe
  • Size 921KB
  • Sample260709-ecep1ads5y
  • SHA256 c1aeab35f61f12db28274d82713bff400b808625854a18e49504022f92805e31
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PEEKABOO.exe
    "C:\Users\Admin\AppData\Local\Temp\PEEKABOO.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5964
    • C:\Users\Admin\AppData\Local\Temp\MBR2.exe
      "C:\Users\Admin\AppData\Local\Temp\MBR2.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Windows\System32\MatrixMBR.exe
        "C:\Windows\System32\MatrixMBR.exe"
        3⤵
        • Executes dropped EXE
        PID:2628
        • C:\Users\Admin\AppData\Local\Temp\GDI.exe
          "C:\Users\Admin\AppData\Local\Temp\GDI.exe"
          4⤵
            PID:712
          • C:\Users\Admin\AppData\Local\Temp\MBR.exe
            "C:\Users\Admin\AppData\Local\Temp\MBR.exe"
            4⤵
              PID:1264
        • C:\Users\Admin\AppData\Local\Temp\TROLL5.exe
          "C:\Users\Admin\AppData\Local\Temp\TROLL5.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2552
        • C:\Users\Admin\AppData\Local\Temp\TROLL2.exe
          "C:\Users\Admin\AppData\Local\Temp\TROLL2.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:560
      • C:\Windows\system32\AUDIODG.EXE
        C:\Windows\system32\AUDIODG.EXE 0x00000000000004F4 0x00000000000004EC
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:5356

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            GDI.exe

            • Path C:\Users\Admin\AppData\Local\Temp\GDI.exe
            • Size 11KB
            • SHA256 e153def894c867923dd56a7025b7b0b7bd3ee37c801a5957201d39f999bb28bf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MBR.exe

            • Path C:\Users\Admin\AppData\Local\Temp\MBR.exe
            • Size 93KB
            • SHA256 acddde9514e3b9d5c40b3d1750af5f4187c99f8987b027d6da44fb6bcf79b3ca
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MBR2.exe

            • Path C:\Users\Admin\AppData\Local\Temp\MBR2.exe
            • Size 205KB
            • SHA256 c22e2419f04fe03a92255a139ca8814697962e86d191a1d4171788fd0c903f68
            • MD5 SHA1 SHA512 SSDEEP TLSH

            TROLL2.exe

            • Path C:\Users\Admin\AppData\Local\Temp\TROLL2.exe
            • Size 105KB
            • SHA256 dcdf5140bc51db27f3aec80ae9a66a57aad446a2522904d288770e8d8cde8cee
            • MD5 SHA1 SHA512 SSDEEP TLSH

            TROLL5.exe

            • Path C:\Users\Admin\AppData\Local\Temp\TROLL5.exe
            • Size 712KB
            • SHA256 79f00c7dab0891824136539fabd542c74e26cbed94b9add3f1aa7f793d653de6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MatrixMBR.exe

            • Path C:\Windows\System32\MatrixMBR.exe
            • Size 250KB
            • SHA256 339fe94164952a8454e6ec5fc75e2c38baade2c14b231e47bf41989ffbb55ee4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/560-49-0x0000000000400000-0x000000000041D000-memory.dmp

            memory/712-67-0x0000000000280000-0x0000000000288000-memory.dmp

            memory/2024-50-0x00007FFB03A50000-0x00007FFB043F4000-memory.dmp

            memory/2024-34-0x00007FFB03A50000-0x00007FFB043F4000-memory.dmp

            memory/2024-20-0x0000000000940000-0x000000000097A000-memory.dmp

            memory/2552-35-0x00000000060B0000-0x000000000666A000-memory.dmp

            memory/2552-36-0x00000000059C0000-0x0000000005A52000-memory.dmp

            memory/2552-38-0x0000000005990000-0x000000000599A000-memory.dmp

            memory/2552-33-0x0000000000DC0000-0x0000000000E78000-memory.dmp

            memory/2628-48-0x0000000000A50000-0x0000000000A96000-memory.dmp

            memory/5964-1-0x0000000000A50000-0x0000000000B3C000-memory.dmp

            memory/5964-3-0x000000001B940000-0x000000001BA24000-memory.dmp

            memory/5964-4-0x00007FFB03A50000-0x00007FFB043F4000-memory.dmp

            memory/5964-2-0x00007FFB03A50000-0x00007FFB043F4000-memory.dmp

            memory/5964-0-0x00007FFB03BDF000-0x00007FFB03BE0000-memory.dmp

            memory/5964-37-0x00007FFB03A50000-0x00007FFB043F4000-memory.dmp