Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v200430
  • 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 SetWindowsHookEx 16 IoCs
  • 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

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:2904
    • 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:2164
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:3428
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3428 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:2928
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:3492
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3492 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:4056
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:764
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:764 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1260
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:1704
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1704 CREDAT:82945 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:3776

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

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    Downloads

    • memory/1260-3-0x0000000000000000-mapping.dmp
    • memory/2164-0-0x0000000000000000-mapping.dmp
    • memory/2928-1-0x0000000000000000-mapping.dmp
    • memory/3776-4-0x0000000000000000-mapping.dmp
    • memory/4056-2-0x0000000000000000-mapping.dmp