Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2024, 12:08 UTC

General

  • Target

    External/ComponentsExt/api-ms-win-crt-conio-l1-1-0_not.dll

  • Size

    18KB

  • MD5

    6ea692f862bdeb446e649e4b2893e36f

  • SHA1

    84fceae03d28ff1907048acee7eae7e45baaf2bd

  • SHA256

    9ca21763c528584bdb4efebe914faaf792c9d7360677c87e93bd7ba7bb4367f2

  • SHA512

    9661c135f50000e0018b3e5c119515cfe977b2f5f88b0f5715e29df10517b196c81694d074398c99a572a971ec843b3676d6a831714ab632645ed25959d5e3e7

  • SSDEEP

    384:8WPhWz4Ri00GftpBjDb7bemHlndanJ7DW:Fm0oiV7beV

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\External\ComponentsExt\api-ms-win-crt-conio-l1-1-0_not.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\External\ComponentsExt\api-ms-win-crt-conio-l1-1-0_not.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4480
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 600
        3⤵
        • Program crash
        PID:216
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4480 -ip 4480
    1⤵
      PID:1236

    Network

    • flag-us
      DNS
      196.249.167.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      196.249.167.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      76.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      76.32.126.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      58.55.71.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      58.55.71.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      50.23.12.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      50.23.12.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      241.42.69.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      241.42.69.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      83.210.23.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      83.210.23.2.in-addr.arpa
      IN PTR
      Response
      83.210.23.2.in-addr.arpa
      IN PTR
      a2-23-210-83deploystaticakamaitechnologiescom
    • flag-us
      DNS
      88.210.23.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      88.210.23.2.in-addr.arpa
      IN PTR
      Response
      88.210.23.2.in-addr.arpa
      IN PTR
      a2-23-210-88deploystaticakamaitechnologiescom
    • flag-us
      DNS
      19.229.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      19.229.111.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      194.98.74.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      194.98.74.40.in-addr.arpa
      IN PTR
      Response
    No results found
    • 8.8.8.8:53
      196.249.167.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      196.249.167.52.in-addr.arpa

    • 8.8.8.8:53
      76.32.126.40.in-addr.arpa
      dns
      71 B
      157 B
      1
      1

      DNS Request

      76.32.126.40.in-addr.arpa

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

      DNS Request

      95.221.229.192.in-addr.arpa

    • 8.8.8.8:53
      58.55.71.13.in-addr.arpa
      dns
      70 B
      144 B
      1
      1

      DNS Request

      58.55.71.13.in-addr.arpa

    • 8.8.8.8:53
      50.23.12.20.in-addr.arpa
      dns
      70 B
      156 B
      1
      1

      DNS Request

      50.23.12.20.in-addr.arpa

    • 8.8.8.8:53
      241.42.69.40.in-addr.arpa
      dns
      71 B
      145 B
      1
      1

      DNS Request

      241.42.69.40.in-addr.arpa

    • 8.8.8.8:53
      83.210.23.2.in-addr.arpa
      dns
      70 B
      133 B
      1
      1

      DNS Request

      83.210.23.2.in-addr.arpa

    • 8.8.8.8:53
      88.210.23.2.in-addr.arpa
      dns
      70 B
      133 B
      1
      1

      DNS Request

      88.210.23.2.in-addr.arpa

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

      DNS Request

      19.229.111.52.in-addr.arpa

    • 8.8.8.8:53
      194.98.74.40.in-addr.arpa
      dns
      71 B
      145 B
      1
      1

      DNS Request

      194.98.74.40.in-addr.arpa

    MITRE ATT&CK Enterprise v15

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