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Analysis

  • max time kernel
    189s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 19:37 UTC

General

  • Target

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe

  • Size

    136KB

  • MD5

    a19b17510e734fc7b4c4223093bb9449

  • SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

  • SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

  • SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • SSDEEP

    1536:/2pSctICjv4e79/iLu07bt1DEfS2ZO/0IUKzImGY/2LoDlODbnoANLUv+tY5tzdO:/2XqGFe1DEnU/uK8m/2MqbLU2SZu1nH

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\f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    "C:\Users\Admin\AppData\Local\Temp\f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1380
    • C:\Users\Admin\AppData\Local\Temp\f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.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\vesir.exe
        "C:\Users\Admin\vesir.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1308
        • C:\Users\Admin\vesir.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:888

Network

  • flag-us
    DNS
    ns1.boxonline1.com
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline1.com
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline1.net
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline1.net
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline1.org
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline1.org
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline2.com
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline2.com
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline2.net
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline2.net
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline2.org
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline2.org
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline2.org
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline2.org
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline3.com
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline3.com
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline3.net
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline3.net
    IN A
    Response
  • flag-us
    DNS
    ns1.boxonline3.org
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    Remote address:
    8.8.8.8:53
    Request
    ns1.boxonline3.org
    IN A
    Response
No results found
  • 8.8.8.8:53
    ns1.boxonline1.com
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline1.com

  • 8.8.8.8:53
    ns1.boxonline1.net
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline1.net

  • 8.8.8.8:53
    ns1.boxonline1.org
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    146 B
    1
    1

    DNS Request

    ns1.boxonline1.org

  • 8.8.8.8:53
    ns1.boxonline2.com
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline2.com

  • 8.8.8.8:53
    ns1.boxonline2.net
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline2.net

  • 8.8.8.8:53
    ns1.boxonline2.org
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    128 B
    292 B
    2
    2

    DNS Request

    ns1.boxonline2.org

    DNS Request

    ns1.boxonline2.org

  • 8.8.8.8:53
    ns1.boxonline3.com
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline3.com

  • 8.8.8.8:53
    ns1.boxonline3.net
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    137 B
    1
    1

    DNS Request

    ns1.boxonline3.net

  • 8.8.8.8:53
    ns1.boxonline3.org
    dns
    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490.exe
    64 B
    146 B
    1
    1

    DNS Request

    ns1.boxonline3.org

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\vesir.exe

    Filesize

    136KB

    MD5

    a19b17510e734fc7b4c4223093bb9449

    SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

    SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

    SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • C:\Users\Admin\vesir.exe

    Filesize

    136KB

    MD5

    a19b17510e734fc7b4c4223093bb9449

    SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

    SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

    SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • C:\Users\Admin\vesir.exe

    Filesize

    136KB

    MD5

    a19b17510e734fc7b4c4223093bb9449

    SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

    SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

    SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • \Users\Admin\vesir.exe

    Filesize

    136KB

    MD5

    a19b17510e734fc7b4c4223093bb9449

    SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

    SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

    SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • \Users\Admin\vesir.exe

    Filesize

    136KB

    MD5

    a19b17510e734fc7b4c4223093bb9449

    SHA1

    2752e7c7737ac85e0495c73a1aa66f171a2fc8a6

    SHA256

    f466826c79273bdf403ffba47e3fbd7cbfbff7201176dad527c6f27b8a9a7490

    SHA512

    ace211fd6365a741c196de23d1b4b324e514c5194de28ed4fae760d0d3871c682a950eec5628808ed4038bf192c330d7f2d58cb2b7a9121d448569a7832dfe25

  • memory/888-81-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/888-78-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

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

    Filesize

    76KB

  • memory/960-63-0x0000000075ED1000-0x0000000075ED3000-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

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