Analysis

  • max time kernel
    134s
  • max time network
    136s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    30/04/2024, 04:41 UTC

General

  • Target

    $PLUGINSDIR/StdUtils.dll

  • Size

    100KB

  • MD5

    c6a6e03f77c313b267498515488c5740

  • SHA1

    3d49fc2784b9450962ed6b82b46e9c3c957d7c15

  • SHA256

    b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e

  • SHA512

    9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803

  • SSDEEP

    3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
      2⤵
        PID:932
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 640
          3⤵
          • Program crash
          PID:4588

    Network

    • flag-us
      DNS
      25.251.17.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      25.251.17.2.in-addr.arpa
      IN PTR
      Response
      25.251.17.2.in-addr.arpa
      IN PTR
      a2-17-251-25deploystaticakamaitechnologiescom
    • 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
      106.246.116.51.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      106.246.116.51.in-addr.arpa
      IN PTR
      Response
    No results found
    • 8.8.8.8:53
      25.251.17.2.in-addr.arpa
      dns
      70 B
      133 B
      1
      1

      DNS Request

      25.251.17.2.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
      106.246.116.51.in-addr.arpa
      dns
      73 B
      159 B
      1
      1

      DNS Request

      106.246.116.51.in-addr.arpa

    MITRE ATT&CK Matrix

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