Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 04:41

General

  • Target
    ការប្រកាសពន្ធ.exe
  • Size 3.8MB
  • Sample260826-fbkejayyax
  • SHA256 c4932c0133d5372f8b4236a08eeedbb0348deddf4062c5c247344f54a205e2ca
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies RDP port number used by Windows 1 TTPs
  • Executes dropped EXE 6 IoCs
  • Checks whether UAC is enabled 1 TTPs 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 8 IoCs

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

  • Inno Setup is an open-source installation builder for Windows applications. 4 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe
    "C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Users\Admin\AppData\Local\Temp\is-XUJHAJFTYJ.tmp\ការប្រកាសពន្ធ.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-XUJHAJFTYJ.tmp\ការប្រកាសពន្ធ.tmp" /SL5="$400B0,2754392,842240,C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe
        "C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe" /PASSWORD=ur5psgkCGSa8yP9L
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5128
        • C:\Users\Admin\AppData\Local\Temp\is-87G1TBRXCZ.tmp\ការប្រកាសពន្ធ.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-87G1TBRXCZ.tmp\ការប្រកាសពន្ធ.tmp" /SL5="$500B0,2754392,842240,C:\Users\Admin\AppData\Local\Temp\ការប្រកាសពន្ធ.exe" /PASSWORD=ur5psgkCGSa8yP9L
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2312
          • C:\Users\Admin\AppData\Local\Temp\9b869a9f89f0664f56dc228567db1d77.cfg\worker.exe
            "C:\Users\Admin\AppData\Local\Temp\9b869a9f89f0664f56dc228567db1d77.cfg\worker.exe" -Embedding
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4992
          • C:\Users\Admin\AppData\Local\Temp\8fb403c09d6af7bc3cabc24535e55717.tmp\broker.exe
            "C:\Users\Admin\AppData\Local\Temp\8fb403c09d6af7bc3cabc24535e55717.tmp\broker.exe" -Embedding
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4244
  • C:\ProgramData\SystemCertificates\673855f0f228de61\a.exe
    C:\ProgramData\SystemCertificates\673855f0f228de61\a.exe
    1⤵
    • Executes dropped EXE
    • Checks whether UAC is enabled
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:4400
  • C:\ProgramData\Crypto\ad6b2e0d0e4d851a\d.exe
    C:\ProgramData\Crypto\ad6b2e0d0e4d851a\d.exe
    1⤵
    • Executes dropped EXE
    • Checks whether UAC is enabled
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:4624

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        broker.exe

        • Path C:\Users\Admin\AppData\Local\Temp\8fb403c09d6af7bc3cabc24535e55717.tmp\broker.exe
        • Size 2.9MB
        • SHA256 88264db0aaa19bcc597a6e14cf99baeda3e15c12a1fe02187a1929636edc96d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        worker.exe

        • Path C:\Users\Admin\AppData\Local\Temp\9b869a9f89f0664f56dc228567db1d77.cfg\worker.exe
        • Size 2.7MB
        • SHA256 feadc5e64efba06d86625d201518a92cfb467c90a1c3370ed62886d275abfe64
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ការប្រកាសពន្ធ.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-XUJHAJFTYJ.tmp\ការប្រកាសពន្ធ.tmp
        • Size 4.1MB
        • SHA256 f0ed189b7807d782153fe6dcfc28999e3ee17c3ed04d9308819d407fc6d1de8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scr_initsetup.log

        • Path C:\Users\Admin\AppData\Local\Temp\scr_initsetup.log
        • Size 76B
        • SHA256 2f837d389cfaa192312b49d149c91ce862996e271402d83ba10082ab40da187f
        • MD5 SHA1 SHA512 TLSH

        memory/752-6-0x00000000014B0000-0x00000000014B1000-memory.dmp

        memory/752-9-0x0000000000970000-0x0000000000DA7000-memory.dmp

        memory/2312-1010-0x0000000000F00000-0x0000000001337000-memory.dmp

        memory/2312-17-0x0000000001760000-0x0000000001761000-memory.dmp

        memory/4400-3175-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4400-3174-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4400-3179-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4400-3176-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4400-3073-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4400-3077-0x0000000002BE0000-0x0000000002C58000-memory.dmp

        memory/4624-3193-0x00000000018A0000-0x0000000001918000-memory.dmp

        memory/4624-3195-0x00000000018A0000-0x0000000001918000-memory.dmp

        memory/4624-3199-0x00000000018A0000-0x0000000001918000-memory.dmp

        memory/4624-3200-0x00000000018A0000-0x0000000001918000-memory.dmp

        memory/4624-3201-0x00000000018A0000-0x0000000001918000-memory.dmp

        memory/4884-0-0x0000000000A20000-0x0000000000AFC000-memory.dmp

        memory/4884-12-0x0000000000A20000-0x0000000000AFC000-memory.dmp

        memory/5128-1100-0x0000000000A20000-0x0000000000AFC000-memory.dmp

        memory/5128-10-0x0000000000A20000-0x0000000000AFC000-memory.dmp