Analysis

  • max time kernel
    137s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 07:43

General

  • Target

    7z.dll

  • Size

    1.0MB

  • MD5

    20005925d98d1a31e2940337aec9afc0

  • SHA1

    779b827b6196ed3f247029a49ddc36fc8a08068a

  • SHA256

    ab35d0798f0548fa4c55ea14a4e129372baf01b1ff3da5bfd5cdd55fe72d1f1e

  • SHA512

    b41130718d73dd3e0e9ee8eed8a9cd1196c187b10793c58decac855ecf490e42a1c235f3e3beb1c893f8f00c0f1f0a48950f20a50e3d042adda642500cf0fbd5

  • SSDEEP

    24576:wi5PJIx11kITLM49ND6xp7mmUvPWrn9yQrKaTe3nI7Q:j5PCzTLM49NDtGrn9PGX3nIQ

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7z.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7z.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2904
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 600
        3⤵
        • Program crash
        PID:3008
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2904 -ip 2904
    1⤵
      PID:4268

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads