Analysis

  • max time kernel
    17s
  • max time network
    69s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 20:30

General

  • Target

    u03062020.bin.dll

  • Size

    576KB

  • MD5

    436098e705e0c18a156441ac979a4a9c

  • SHA1

    15d678fb01192792852aef1d96a2b915d75a1034

  • SHA256

    b9127a38c105987631df3a245c009dc9519bb790e27e8fd6de682b89f76d7db8

  • SHA512

    319321bab1b61408fd0a82cc1a16d85e39eb28d2d22e26153912a5f768b925baf0ce8b811d2c69f81804d5db1c2d421030f1c7e93fa1af5a97390654b7f759b7

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 14 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\u03062020.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\u03062020.bin.dll,#1
      2⤵
        PID:1232
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 648
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4020

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/1232-1-0x00000000033E0000-0x00000000033F0000-memory.dmp

      Filesize

      64KB

    • memory/4020-2-0x0000000005040000-0x0000000005041000-memory.dmp

      Filesize

      4KB

    • memory/4020-8-0x00000000059C0000-0x00000000059C1000-memory.dmp

      Filesize

      4KB