Analysis

  • max time kernel
    165s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/01/2024, 04:24

General

  • Target
    4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe
  • Size 1.2MB
  • Sample240108-e1sxjababq
  • SHA256 39abf612a2e3b328a0f2912c51807dcfc9ee2077e037b03d277e709dca0fc959
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 6 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe
    "C:\Users\Admin\AppData\Local\Temp\4a6e8b6b8530d10f9ec8d5f78d51d6b8.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:3800
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s C:\Windows\dbplugin.ocx
      2⤵
      • Loads dropped DLL
      • Modifies registry class
      PID:4084
    • C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe
      "C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:4288
    • C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe
      "C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      PID:4092
    • C:\Windows\dwbreader.exe
      C:\Windows\dwbreader.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies registry class
      PID:4340

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        dbxdigitalriver.exe

        • Path C:\Users\Admin\AppData\Local\Temp\dbxdigitalriver.exe
        • Size 116KB
        • SHA256 998c270d3871320d7576ef23dd1f9209b5218effe64cea6cf6adfe9261a29fbb
        • MD5 SHA1 SHA512 SSDEEP

        dbxesellerate.exe

        • Path C:\Users\Admin\AppData\Local\Temp\dbxesellerate.exe
        • Size 179KB
        • SHA256 5f6f1e24e225d79040bcae9b796a5285e1ee19c48bbe32528a5e2ae3a8e2ec1a
        • MD5 SHA1 SHA512 SSDEEP

        dbplugin.ocx

        • Path C:\Windows\dbplugin.ocx
        • Size 2.3MB
        • SHA256 7289bebfaff6d7657d132ad4a2e6c9e700f81ecc46d49f852d51c29beaba5bff
        • MD5 SHA1 SHA512 SSDEEP

        dwbreader.exe

        • Path C:\Windows\dwbreader.exe
        • Size 314KB
        • SHA256 13348ddadaece9482d6439b9b8109f0ab7f2ddf07158fafbadcb09078e73c648
        • MD5 SHA1 SHA512 SSDEEP

        memory/3800-25-0x0000000000400000-0x00000000007C0000-memory.dmp

        memory/3800-1-0x0000000000400000-0x00000000007C0000-memory.dmp

        memory/3800-0-0x0000000000400000-0x00000000007C0000-memory.dmp

        memory/4092-13-0x0000000000400000-0x0000000000451000-memory.dmp

        memory/4092-17-0x0000000000400000-0x0000000000451000-memory.dmp

        memory/4288-9-0x0000000000400000-0x0000000000466000-memory.dmp

        memory/4288-22-0x0000000000400000-0x0000000000466000-memory.dmp

        memory/4340-20-0x0000000000400000-0x00000000004E5000-memory.dmp

        memory/4340-29-0x0000000000400000-0x00000000004E5000-memory.dmp