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Analysis

  • max time kernel
    151s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    12/07/2020, 08:20

General

  • Target

    9ba1149497898221f41d5261e8d89262.exe

  • Size

    332KB

  • MD5

    9ba1149497898221f41d5261e8d89262

  • SHA1

    6bc9fe3fa8ba6775b35b6d20984efdb121112bea

  • SHA256

    b6815b7c6bd39d114da295e839d472997b073db3d57429aadad20bb73c7b47c2

  • SHA512

    104607d0a42400d58bb820df02e23d2e2bd7d2d75ccf3a6ca7271d7c83dec8e948b689756e5b31ee1a9569a74dc363509ec98a3f45c00492c1861882ae7c97fa

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 196 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Ursnif RM3

    A heavily modified version of Ursnif discovered in the wild.

  • Suspicious use of WriteProcessMemory 36 IoCs
  • Suspicious use of SetWindowsHookEx 32 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Checks whether UAC is enabled 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ba1149497898221f41d5261e8d89262.exe
    "C:\Users\Admin\AppData\Local\Temp\9ba1149497898221f41d5261e8d89262.exe"
    1⤵
    • Modifies system certificate store
    PID:1388
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of FindShellTrayWindow
    • Checks whether UAC is enabled
    PID:1460
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1460 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      • Checks whether UAC is enabled
      PID:1832
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1460 CREDAT:406537 /prefetch:2
      2⤵
        PID:1128
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:1448
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1448 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:628
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:432
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:432 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1704
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:1624
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1624 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1840
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:520
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:520 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:112
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:760
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:760 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1792
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:2000
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2000 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:1064
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      PID:1848
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1848 CREDAT:275457 /prefetch:2
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        PID:828

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1388-0-0x0000000000280000-0x0000000000297000-memory.dmp

      Filesize

      92KB

    • memory/1832-3-0x0000000004CD0000-0x0000000004CD3000-memory.dmp

      Filesize

      12KB

    • memory/1832-2-0x0000000006FD0000-0x0000000006FF3000-memory.dmp

      Filesize

      140KB