Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    11-07-2020 07:05

General

  • Target

    2020-07-09-Ursnif-DLL-example-05-of-10.bin.dll

  • Size

    277KB

  • MD5

    eccb63610cff0ea84bf4396905bcc6dc

  • SHA1

    ff37830aa7e9ffe54acf6aa3b999960a573c3dde

  • SHA256

    a1a6e3603e050afbe4bd74f714f4bfc69f9f7ff51fc7e6e890a1eab04ccf1737

  • SHA512

    cd0ef2a1b7e2bb6226768b4efd41f3608cf59c6c4203f21664dded7a5c073be163e7f5288513c6ec02d9db72b4b2f8caab3a612b6c68c2e427173a9fc9210267

Score
1/10

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Checks whether UAC is enabled 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 71 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2020-07-09-Ursnif-DLL-example-05-of-10.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3404
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2020-07-09-Ursnif-DLL-example-05-of-10.bin.dll,#1
      2⤵
        PID:3864
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      PID:4020
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4020 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Suspicious use of SetWindowsHookEx
        PID:492
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      PID:1828
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1828 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2140
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      PID:3772
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3772 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1056
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      PID:3920
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3920 CREDAT:82945 /prefetch:2
        2⤵
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2272

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

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    Downloads

    • memory/492-1-0x0000000000000000-mapping.dmp
    • memory/1056-3-0x0000000000000000-mapping.dmp
    • memory/2140-2-0x0000000000000000-mapping.dmp
    • memory/2272-4-0x0000000000000000-mapping.dmp
    • memory/3864-0-0x0000000000000000-mapping.dmp