Analysis

  • max time kernel
    133s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/02/2024, 03:49

General

  • Target
    $TEMP/setup1.exe
  • Size 397KB
  • Sample240203-edmf8sgdc9
  • SHA256 047653b99298bdc44984d44da351f2194bc11470f376d5357f3f9227362b29e9
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$TEMP\setup1.exe
    "C:\Users\Admin\AppData\Local\Temp\$TEMP\setup1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Users\Admin\AppData\Local\Temp\F4B0\setup.exe
      C:\Users\Admin\AppData\Local\Temp\F4B0\setup.exe 00010802
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1856

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        cdnins.dll

        • Path C:\Users\Admin\AppData\Local\Temp\F4B0\cdnins.dll
        • Size 136KB
        • SHA256 b5d9f15b7b4805f317be51641c1226708d96f6d257889c6275429f1a9a4eae14
        • MD5 SHA1 SHA512 SSDEEP

        cdnprh.dll

        • Path C:\Users\Admin\AppData\Local\Temp\F4B0\cdnprh.dll
        • Size 72KB
        • SHA256 37b8420ef45e7cd6c1426388411beb301a2b2e59d8e83a68d0fcf06e4d7df6a2
        • MD5 SHA1 SHA512 SSDEEP

        setup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\F4B0\setup.exe
        • Size 28KB
        • SHA256 3d20d973651546be8d370ff9013bbdc03282808a212731b92852f0b789634064
        • MD5 SHA1 SHA512 SSDEEP

        src.dat

        • Path C:\Users\Admin\AppData\Local\Temp\F4B0\src.dat
        • Size 162B
        • SHA256 bd6cef7f43b8286301f1ba29cd82456ee0995ca80e2e49eeac8d131e1af15398
        • MD5 SHA1 SHA512

        memory/540-0-0x0000000000400000-0x0000000000561000-memory.dmp

        memory/540-28-0x0000000000400000-0x0000000000561000-memory.dmp