Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 12:03

General

  • Target

    unpacked_ursnif.dll

  • Size

    52KB

  • MD5

    a069a2a61eaa75e9440d1c57bc66a902

  • SHA1

    0c3ac192ffb1871916e1c520b13057165a1aa888

  • SHA256

    9a7b02dce4e5e370cca6b2d51d7e19ee267e87054e50933296ae9c802aba3732

  • SHA512

    f7c0a7885ed448ca8b415f3ac4d828c2510122d8ab782e105ddf53e057ea5db324c13489718021271c46244daceceb01e3060cf37a186cf95ced7792eb367dda

  • SSDEEP

    768:Riirx/qT2zemt3fhwO8hEUumiw8v/MC2CyTQvnz3NsMe1ZXOTy:RBrx/qizemt3fhMXgvrrvnz3NsMkXOO

Score
3/10

Malware Config

Signatures

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\unpacked_ursnif.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\unpacked_ursnif.dll,#1
      2⤵
        PID:4900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 560
          3⤵
          • Program crash
          PID:680
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4900 -ip 4900
      1⤵
        PID:2800

      Network

      MITRE ATT&CK Matrix

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      Downloads