Analysis

  • max time kernel
    138s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 02:19

General

  • Target

    c6be6799b833b319329560142cea34baae5691543f1c2a01a91982e6515a1a8f.dll

  • Size

    3.7MB

  • MD5

    2dd39ae069e07bb15df5c75342f29b5f

  • SHA1

    4d7c6fc39978d0e3c929841e8480aa9c93ea5995

  • SHA256

    c6be6799b833b319329560142cea34baae5691543f1c2a01a91982e6515a1a8f

  • SHA512

    ebba2070eae04671f6712617942565fbedd6812f15bfe1bbaa4b3d4305891aa5942c77e7313e6abeacc088804f5b76f9833f4a9a34f7af28fb2ac179ec7d476a

  • SSDEEP

    49152:6LozW+UTKv3T4lizLdg8WCwz95NdJ8vuafMk7BorFLLKkRXqrLFp6oe3s9RSdtls:6LH+3ZzLdg9Km8B2t/XwFsdtlgIy

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6be6799b833b319329560142cea34baae5691543f1c2a01a91982e6515a1a8f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4028
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6be6799b833b319329560142cea34baae5691543f1c2a01a91982e6515a1a8f.dll,#1
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:3740
      • C:\Users\Admin\AppData\Local\Temp\YShow3D.exe
        C:\Users\Admin\AppData\Local\Temp\\YShow3D.exe /i ÕÒ²»µ½Ö¸¶¨µÄ¼ÓÃÜËø£¡ /t Ìáʾ /k 16
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4304

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\YShow3D.exe

    Filesize

    326KB

    MD5

    08c643c256d31bf018d9b099482ea1a7

    SHA1

    8235a6d3e6ceaf7f4237c2b81a871fa936d64984

    SHA256

    3eb030744468aad8e778b22d62c6610f84f6c6371219e1469afed4e3f1427781

    SHA512

    a46e5d258e145b26006dd175a41dfa9e39db92fe604683c180a1089047d9d8ef229f1761e07b66a22382f4fdf8c5e0e1e081b867228c0a63eb9f7627329d2085

  • memory/3740-0-0x0000000010000000-0x00000000103C5000-memory.dmp

    Filesize

    3.8MB

  • memory/3740-2-0x000000001031F000-0x0000000010320000-memory.dmp

    Filesize

    4KB

  • memory/3740-1-0x0000000010000000-0x00000000103C5000-memory.dmp

    Filesize

    3.8MB

  • memory/3740-3-0x0000000010000000-0x00000000103C5000-memory.dmp

    Filesize

    3.8MB