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Analysis

  • max time kernel
    151s
  • max time network
    104s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 22:39

General

  • Target

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87.exe

  • Size

    120KB

  • MD5

    70288882fc616103d69d89954458ef38

  • SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

  • SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

  • SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • SSDEEP

    3072:n9f+1fp8AyTWitZBp/jTJd6qrmR4Q0AejQ0g:92xuT17Bl/P6qnC

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87.exe
    "C:\Users\Admin\AppData\Local\Temp\f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87.exe
      74
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Loads dropped DLL
      • Adds Run key to start application
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:960
      • C:\Users\Admin\neepao.exe
        "C:\Users\Admin\neepao.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1364
        • C:\Users\Admin\neepao.exe
          74
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Maps connected drives based on registry
          • Drops autorun.inf file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1288

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\neepao.exe

    Filesize

    120KB

    MD5

    70288882fc616103d69d89954458ef38

    SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

    SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

    SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • C:\Users\Admin\neepao.exe

    Filesize

    120KB

    MD5

    70288882fc616103d69d89954458ef38

    SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

    SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

    SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • C:\Users\Admin\neepao.exe

    Filesize

    120KB

    MD5

    70288882fc616103d69d89954458ef38

    SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

    SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

    SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • \Users\Admin\neepao.exe

    Filesize

    120KB

    MD5

    70288882fc616103d69d89954458ef38

    SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

    SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

    SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • \Users\Admin\neepao.exe

    Filesize

    120KB

    MD5

    70288882fc616103d69d89954458ef38

    SHA1

    aee46e94ba23b046ebc41eac5cb80dd4b09bbc60

    SHA256

    f669fe3320f2514c8efb8ed9703edb4d5d9cab733c98be58629fc115cae43e87

    SHA512

    f5eda463352ce3051972efa220a97cd8fd863fca8cf1467efccf6a248d98296803a1863ab2ad4ff8a75b3991a05647a45da55b43d6176ebb85be41f568e0d997

  • memory/960-62-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/960-63-0x0000000075141000-0x0000000075143000-memory.dmp

    Filesize

    8KB

  • memory/960-56-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/960-59-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/960-80-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1288-78-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1288-81-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB