Analysis

  • max time kernel
    20s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19-11-2020 08:29

General

  • Target

    0pz1on1.dll

  • Size

    539KB

  • MD5

    3bd94cd9d5af80967956a0c2789bf180

  • SHA1

    7d0b946bfa133ec9c10cb1cca0007139597b2011

  • SHA256

    e9b8536f66aa5222f1979fea40b25b83f2acb487a0ab61a76378a2128efc0420

  • SHA512

    610e44c03c8a7ec8a59825a32ec349576474abd4888aed3efcf89799c020b53d89d4ab0309aa78452bbdf9f7b2fe463c312d8c18e2901d8335c4df02df73cddc

Score
10/10

Malware Config

Extracted

Family

ursnif

Attributes
  • dga_base_url

  • dga_crc

    0

  • dga_season

    0

  • dga_tlds

  • dns_servers

Signatures

  • Ursnif, Dreambot

    Ursnif is a variant of the Gozi IFSB with more capabilities.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0pz1on1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0pz1on1.dll,#1
      2⤵
        PID:3880
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 612
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:200

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/200-1-0x00000000042D0000-0x00000000042D1000-memory.dmp

      Filesize

      4KB

    • memory/200-6-0x0000000004C30000-0x0000000004C31000-memory.dmp

      Filesize

      4KB