Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 01:03

Errors

Reason
Machine shutdown

General

  • Target
    Releases/PEEKABOO.exe
  • Size 921KB
  • Sample261030-bec3eavtat
  • SHA256 c1aeab35f61f12db28274d82713bff400b808625854a18e49504022f92805e31
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 5 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 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Releases\PEEKABOO.exe
    "C:\Users\Admin\AppData\Local\Temp\Releases\PEEKABOO.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Users\Admin\AppData\Local\Temp\Releases\MBR2.exe
      "C:\Users\Admin\AppData\Local\Temp\Releases\MBR2.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3788
      • C:\Windows\System32\MatrixMBR.exe
        "C:\Windows\System32\MatrixMBR.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3952
        • C:\Users\Admin\AppData\Local\Temp\GDI.exe
          "C:\Users\Admin\AppData\Local\Temp\GDI.exe"
          4⤵
          • Executes dropped EXE
          PID:5372
        • C:\Users\Admin\AppData\Local\Temp\MBR.exe
          "C:\Users\Admin\AppData\Local\Temp\MBR.exe"
          4⤵
            PID:2068
      • C:\Users\Admin\AppData\Local\Temp\Releases\TROLL5.exe
        "C:\Users\Admin\AppData\Local\Temp\Releases\TROLL5.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1392
      • C:\Users\Admin\AppData\Local\Temp\Releases\TROLL2.exe
        "C:\Users\Admin\AppData\Local\Temp\Releases\TROLL2.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1308
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x00000000000004F8 0x00000000000004FC
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3024

    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\Releases\MBR2.exe
          • Size 205KB
          • SHA256 c22e2419f04fe03a92255a139ca8814697962e86d191a1d4171788fd0c903f68
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TROLL2.exe

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

          TROLL5.exe

          • Path C:\Users\Admin\AppData\Local\Temp\Releases\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/436-4-0x00007FFD0B8D0000-0x00007FFD0C274000-memory.dmp

          memory/436-1-0x00000000001F0000-0x00000000002DC000-memory.dmp

          memory/436-2-0x000000001B0A0000-0x000000001B184000-memory.dmp

          memory/436-3-0x00007FFD0B8D0000-0x00007FFD0C274000-memory.dmp

          memory/436-0-0x00007FFD0BA5F000-0x00007FFD0BA60000-memory.dmp

          memory/436-35-0x00007FFD0B8D0000-0x00007FFD0C274000-memory.dmp

          memory/1308-49-0x0000000000400000-0x000000000041D000-memory.dmp

          memory/1392-38-0x0000000005900000-0x000000000590A000-memory.dmp

          memory/1392-37-0x0000000005850000-0x00000000058E2000-memory.dmp

          memory/1392-36-0x0000000005D30000-0x00000000062EA000-memory.dmp

          memory/1392-34-0x0000000000DC0000-0x0000000000E78000-memory.dmp

          memory/3788-50-0x00007FFD0B8D0000-0x00007FFD0C274000-memory.dmp

          memory/3788-29-0x00007FFD0B8D0000-0x00007FFD0C274000-memory.dmp

          memory/3788-20-0x0000000000DE0000-0x0000000000E1A000-memory.dmp

          memory/3952-48-0x00000000008D0000-0x0000000000916000-memory.dmp

          memory/5372-64-0x0000000000620000-0x0000000000628000-memory.dmp