Resubmissions

18-07-2023 21:01

230718-ztxmcsdh96 10

18-07-2023 21:00

230718-zte3baeg4y 10

Analysis

  • max time kernel
    65s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    18-07-2023 21:01

General

  • Target

    b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll

  • Size

    335KB

  • MD5

    a637c909097b250da561b12ae33e7486

  • SHA1

    f71cc41357814b5c3b132aaaedd6a24ebbd0c102

  • SHA256

    b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3

  • SHA512

    a02a4244947a3ca24d65a356b8ae405b4620884d033d29570a411c539f6e55eca0c579ab3b61de9a14e4eaec66417e57974ee7b28bb03e2728c359cef3168ce3

  • SSDEEP

    6144:R1VH+po6EJ5IYW6eBveHVK8PNEt1ZJr0HkT7Npvm7sbnTH7Mx:3d4oR+YImEx/gkThp0wnTHYx

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b3d7005a06021286c84ed7f8293cba966e0137df769e80579df7f3c6a2d3c1f3.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2128
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C nltest /domain_trusts > C:\ProgramData\TMPUSER.DAT
        3⤵
          PID:2484

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads