Analysis

  • max time kernel
    147s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 16:03

General

  • Target

    2b866048e846f67fc983cb5ca4131fca.dll

  • Size

    97KB

  • MD5

    2b866048e846f67fc983cb5ca4131fca

  • SHA1

    65513390ae876b8839ff176b58b4c96760d7c17c

  • SHA256

    36c08c7ec468edcd469ecd5829627db169da03edc8d2056282be992333e86b57

  • SHA512

    e34dffdfb54b9d46ce6c854e8d1f7318c4c08f74189c0980bc070ffeb59a4d2588c70d4ac1f6104667264ac7db4b2876c7a937c58c8e1cd4a0af154db3d5248f

  • SSDEEP

    3072:g7SMAEsp+akL6ma0BRR7LuSFA4fhRzqEs:g7S3B7Q6mDTnTlhcEs

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b866048e846f67fc983cb5ca4131fca.dll,#1
    1⤵
      PID:3828
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 552
        2⤵
        • Program crash
        PID:1572
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b866048e846f67fc983cb5ca4131fca.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3828 -ip 3828
      1⤵
        PID:2160

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3828-0-0x0000000010000000-0x000000001002C000-memory.dmp

        Filesize

        176KB