Resubmissions

27-11-2024 20:39

241127-zfpdtszjes 6

27-11-2024 20:33

241127-zbwbksvqhl 6

25-11-2024 22:14

241125-15w1mswlcp 6

25-11-2024 20:57

241125-zryrmswke1 6

28-09-2024 18:21

240928-wzje5ssdlc 10

Analysis

  • max time kernel
    89s
  • max time network
    99s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    25-11-2024 20:57

General

  • Target

    api-ms-win-core-errorhandling-l1-1-0.dll

  • Size

    11KB

  • MD5

    fcc2e13d7db99b2f3725046ca7d392d0

  • SHA1

    14d31bc9070a47cc58342aedd17b4ead672da6ea

  • SHA256

    9cc0615a94b0a320f4b675eccbc3f7b8c279d9f692165afc6ce0c877f3981b08

  • SHA512

    bd9c7f3d97413f14abfe75cd2c5cfcb5aa39de05c8f69a2f6bfac554fdcf0eb0e41a32c34a5e7fe78a2bee2ad9d4be2895a33f138f7f0cb9f02dd3725b1893bd

  • SSDEEP

    192:GyfmxD3TWOhW0T71ojDBQABJ2ZqnajxcRGlPHSm:GyfYWOhWZDBRJ2Zll7PHSm

Score
3/10

Malware Config

Signatures

  • 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\api-ms-win-core-errorhandling-l1-1-0.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-core-errorhandling-l1-1-0.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2908

Network

  • 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
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    74.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    74.32.126.40.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
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    228.249.119.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    228.249.119.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    18.31.95.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    18.31.95.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    48.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    48.229.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    132 B
    90 B
    2
    1

    DNS Request

    8.8.8.8.in-addr.arpa

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    241.150.49.20.in-addr.arpa
    dns
    144 B
    158 B
    2
    1

    DNS Request

    241.150.49.20.in-addr.arpa

    DNS Request

    241.150.49.20.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    148 B
    128 B
    2
    1

    DNS Request

    172.210.232.199.in-addr.arpa

    DNS Request

    172.210.232.199.in-addr.arpa

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

    DNS Request

    74.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    146 B
    144 B
    2
    1

    DNS Request

    95.221.229.192.in-addr.arpa

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    228.249.119.40.in-addr.arpa
    dns
    73 B
    159 B
    1
    1

    DNS Request

    228.249.119.40.in-addr.arpa

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

    DNS Request

    209.205.72.20.in-addr.arpa

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

    DNS Request

    53.210.109.20.in-addr.arpa

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

    DNS Request

    18.31.95.13.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

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

    DNS Request

    48.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

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