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Analysis

  • max time kernel
    91s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 06:24

General

  • Target

    cbfbcd21c66d3d4d748502e22658cb4c4e56cca915a37302ef59690d68a215a6.dll

  • Size

    98KB

  • MD5

    cb0c939268262b2ce0b1d60189aed1ca

  • SHA1

    2cdd6e74c3a8480e7a24edb3edfd3bf569a33d0e

  • SHA256

    cbfbcd21c66d3d4d748502e22658cb4c4e56cca915a37302ef59690d68a215a6

  • SHA512

    356132fe035a778bcd7a159e380ff44278e09ad5e322dcbba1e1b35dc2b5965e20219da1258ea61c8b7bfbd7ca95f9cdc29735a846971a859b0501a3186e7cb4

  • SSDEEP

    3072:qPR+57kHJuX2tceg2Fv8PgSlmcQuwAz27uK:QS7kpucwYvQxlmoBz27uK

Score
8/10
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\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbfbcd21c66d3d4d748502e22658cb4c4e56cca915a37302ef59690d68a215a6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbfbcd21c66d3d4d748502e22658cb4c4e56cca915a37302ef59690d68a215a6.dll,#1
      2⤵
        PID:4976
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 544
          3⤵
          • Program crash
          PID:4568
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
      1⤵
        PID:4844

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4976-133-0x0000000010000000-0x000000001002C000-memory.dmp

        Filesize

        176KB