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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 19:07

General

  • Target

    de40fe5b591e715a225f4391a2dcc608ed63fd474f59a53ff2355c6d3ce7a7f3.dll

  • Size

    648KB

  • MD5

    773ee7c6340a3b637f1d469c10753895

  • SHA1

    640999f3973a354e6bd99ce13ce5936802644679

  • SHA256

    de40fe5b591e715a225f4391a2dcc608ed63fd474f59a53ff2355c6d3ce7a7f3

  • SHA512

    f61864c918448b3b275e8df8e536bff16501283400377bd0850c327cd3b3d872ea48349f34381d5f7e1eb6661a7b83a4e8b04dd84c180726a0230776139018a6

  • SSDEEP

    12288:HjsgiZdvAeRwz+agHL50cCJeBqWycvpWwXkmvRKLiTOksRpFHDIkGiIjcBDQg5Ey:DsgwdvAKrr50cCJeBqW/vpfXkmvR+iT4

Score
10/10

Malware Config

Signatures

  • Detect Socks5Systemz Payload 1 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\de40fe5b591e715a225f4391a2dcc608ed63fd474f59a53ff2355c6d3ce7a7f3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4952
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\de40fe5b591e715a225f4391a2dcc608ed63fd474f59a53ff2355c6d3ce7a7f3.dll,#1
      2⤵
        PID:4680
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 604
          3⤵
          • Program crash
          PID:2500
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4680 -s 612
          3⤵
          • Program crash
          PID:5088
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4680 -ip 4680
      1⤵
        PID:4692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4680 -ip 4680
        1⤵
          PID:3420

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • memory/4680-0-0x0000000074CD0000-0x0000000074D72000-memory.dmp

          Filesize

          648KB