Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/01/2025, 20:47 UTC

General

  • Target

    ISUIServices.dll

  • Size

    7.7MB

  • MD5

    3b81ed520d9dde9c78a9aa9ec5bcc205

  • SHA1

    25a9730125f20232bebd09bf17c224647a04dce9

  • SHA256

    276f328fdf9df6c5094bee29f10576bbb3b78dc853fb4cd344038ed857099dbd

  • SHA512

    1a2cbfd7c422428dcd2ff7ed684c52abfb307f61ebdfaf64bdcddbfa36ef97092c6e52b9c9ec0c001ab5d6f7b92453b7099499ace333530b414a8a6ccf221bb5

  • SSDEEP

    49152:+QE4Ba3fv8197MXdbYr3dYvGOnCCztpEuDBVhahN4kejo1gN8o5BzPOLP:+d4Buv81975pYQhuDBEOE

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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ISUIServices.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\ISUIServices.dll
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4920

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
    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
    72.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    72.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    85.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    85.49.80.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    167.173.78.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    167.173.78.104.in-addr.arpa
    IN PTR
    Response
    167.173.78.104.in-addr.arpa
    IN PTR
    a104-78-173-167deploystaticakamaitechnologiescom
  • flag-us
    DNS
    167.173.78.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    167.173.78.104.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    104.219.191.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    104.219.191.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    197.87.175.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    197.87.175.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    107.12.20.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    107.12.20.2.in-addr.arpa
    IN PTR
    Response
    107.12.20.2.in-addr.arpa
    IN PTR
    a2-20-12-107deploystaticakamaitechnologiescom
  • flag-us
    DNS
    22.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    22.49.80.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    22.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    22.49.80.91.in-addr.arpa
    IN PTR
  • flag-us
    DNS
    11.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    11.227.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    252.15.104.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    252.15.104.51.in-addr.arpa
    IN PTR
    Response
No results found
  • 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
    241.150.49.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    241.150.49.20.in-addr.arpa

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

    DNS Request

    72.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    85.49.80.91.in-addr.arpa
    dns
    70 B
    145 B
    1
    1

    DNS Request

    85.49.80.91.in-addr.arpa

  • 8.8.8.8:53
    167.173.78.104.in-addr.arpa
    dns
    146 B
    139 B
    2
    1

    DNS Request

    167.173.78.104.in-addr.arpa

    DNS Request

    167.173.78.104.in-addr.arpa

  • 8.8.8.8:53
    104.219.191.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    104.219.191.52.in-addr.arpa

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

    DNS Request

    197.87.175.4.in-addr.arpa

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

    DNS Request

    198.187.3.20.in-addr.arpa

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

    DNS Request

    107.12.20.2.in-addr.arpa

  • 8.8.8.8:53
    22.49.80.91.in-addr.arpa
    dns
    140 B
    145 B
    2
    1

    DNS Request

    22.49.80.91.in-addr.arpa

    DNS Request

    22.49.80.91.in-addr.arpa

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

    DNS Request

    11.227.111.52.in-addr.arpa

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

    DNS Request

    252.15.104.51.in-addr.arpa

MITRE ATT&CK Enterprise v15

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