Analysis

  • max time kernel
    144s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-07-2024 23:39

General

  • Target

    $PLUGINSDIR/nsProcessW.dll

  • Size

    4KB

  • MD5

    f0438a894f3a7e01a4aae8d1b5dd0289

  • SHA1

    b058e3fcfb7b550041da16bf10d8837024c38bf6

  • SHA256

    30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

  • SHA512

    f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

  • SSDEEP

    48:Sz4joMeH+Iwdf8Rom/L+rOnnk5/OCnXeAdbdOAa4GPI+CJ87eILzlq7gthwIsEQW:64c/eFdfS/SSnkxNa4G+ueqPuCtGsj

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcessW.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsProcessW.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:680
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 600
        3⤵
        • Program crash
        PID:1856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 680 -ip 680
    1⤵
      PID:4556

    Network

    • flag-us
      DNS
      g.bing.com
      Remote address:
      8.8.8.8:53
      Request
      g.bing.com
      IN A
      Response
      g.bing.com
      IN CNAME
      g-bing-com.dual-a-0034.a-msedge.net
      g-bing-com.dual-a-0034.a-msedge.net
      IN CNAME
      dual-a-0034.a-msedge.net
      dual-a-0034.a-msedge.net
      IN A
      13.107.21.237
      dual-a-0034.a-msedge.net
      IN A
      204.79.197.237
    • flag-us
      DNS
      8.8.8.8.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      8.8.8.8.in-addr.arpa
      IN PTR
      Response
      8.8.8.8.in-addr.arpa
      IN PTR
      dnsgoogle
    • flag-us
      DNS
      22.160.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      22.160.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      237.21.107.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      237.21.107.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      138.201.86.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      138.201.86.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      240.221.184.93.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      240.221.184.93.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      31.243.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      31.243.111.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      89.16.208.104.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      89.16.208.104.in-addr.arpa
      IN PTR
      Response
    • 13.107.21.237:443
      g.bing.com
      tls
      2.0kB
      9.3kB
      22
      19
    • 8.8.8.8:53
      g.bing.com
      dns
      56 B
      151 B
      1
      1

      DNS Request

      g.bing.com

      DNS Response

      13.107.21.237
      204.79.197.237

    • 8.8.8.8:53
      8.8.8.8.in-addr.arpa
      dns
      66 B
      90 B
      1
      1

      DNS Request

      8.8.8.8.in-addr.arpa

    • 8.8.8.8:53
      22.160.190.20.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      22.160.190.20.in-addr.arpa

    • 8.8.8.8:53
      237.21.107.13.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      237.21.107.13.in-addr.arpa

    • 8.8.8.8:53
      138.201.86.20.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      138.201.86.20.in-addr.arpa

    • 8.8.8.8:53
      240.221.184.93.in-addr.arpa
      dns
      73 B
      144 B
      1
      1

      DNS Request

      240.221.184.93.in-addr.arpa

    • 8.8.8.8:53
      31.243.111.52.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      31.243.111.52.in-addr.arpa

    • 8.8.8.8:53
      89.16.208.104.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      89.16.208.104.in-addr.arpa

    MITRE ATT&CK Enterprise v15

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