Analysis

  • max time kernel
    139s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    11-07-2020 07:05

General

  • Target

    2020-07-09-Ursnif-DLL-example-03-of-10.bin.dll

  • Size

    277KB

  • MD5

    83959a6c216d8504ac597fe60231f6d5

  • SHA1

    0ffabf148fa06269fd1955e1fc09df4c8598e19d

  • SHA256

    562be8984ba2629bba153f053977bb0ef17942bfefdb610a8eb618d955ded112

  • SHA512

    4bfd82735246427b21298cbc27629ba444cce34506d7c86ef8b863e8c8f63826d1621a06d429d185316e42a1ae251881980b80f4960474295a47747acfb83d24

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 27 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Checks whether UAC is enabled 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 102 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2020-07-09-Ursnif-DLL-example-03-of-10.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2020-07-09-Ursnif-DLL-example-03-of-10.bin.dll,#1
      2⤵
        PID:1616
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      PID:1680
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1680 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1364
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1680 CREDAT:734213 /prefetch:2
        2⤵
          PID:1428
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:316
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:316 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          • Modifies Internet Explorer settings
          PID:268
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1636
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          • Modifies Internet Explorer settings
          PID:1880
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1784
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1784 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          • Modifies Internet Explorer settings
          PID:1436

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Defense Evasion

      Modify Registry

      1
      T1112

      Replay Monitor

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      Downloads

      • memory/268-3-0x0000000000000000-mapping.dmp
      • memory/1364-1-0x0000000000000000-mapping.dmp
      • memory/1364-2-0x0000000006040000-0x0000000006063000-memory.dmp
        Filesize

        140KB

      • memory/1436-5-0x0000000000000000-mapping.dmp
      • memory/1616-0-0x0000000000000000-mapping.dmp
      • memory/1880-4-0x0000000000000000-mapping.dmp