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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/01/2025, 07:33 UTC

General

  • Target

    f87caf3ba8bf44a306949071885395c5098b6ada2838ec6b1f98efc43a926750.dll

  • Size

    76KB

  • MD5

    885ceba9423351a14c91c144606d4668

  • SHA1

    e59f0695eb6d831efc99f12110fc37f2545f4aed

  • SHA256

    f87caf3ba8bf44a306949071885395c5098b6ada2838ec6b1f98efc43a926750

  • SHA512

    4d6b348e2ddb6d5b01787a240aaa8e7f0c30714547c7a4cb0014e6b74bc4097762f781e7c8e68acc676b9a361f68e3098bdd688e3fa90d34e0d216215968387b

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZlMQ:c8y93KQjy7G55riF1cMo03rMQ

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f87caf3ba8bf44a306949071885395c5098b6ada2838ec6b1f98efc43a926750.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1568
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f87caf3ba8bf44a306949071885395c5098b6ada2838ec6b1f98efc43a926750.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4532
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 712
        3⤵
        • Program crash
        PID:1920
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4532 -ip 4532
    1⤵
      PID:3488

    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
      149.220.183.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      149.220.183.52.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
      134.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      134.32.126.40.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
      200.163.202.172.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      200.163.202.172.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      15.164.165.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      15.164.165.52.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
      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
      14.227.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      14.227.111.52.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
      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
      149.220.183.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      149.220.183.52.in-addr.arpa

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

      DNS Request

      134.32.126.40.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
      200.163.202.172.in-addr.arpa
      dns
      74 B
      160 B
      1
      1

      DNS Request

      200.163.202.172.in-addr.arpa

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

      DNS Request

      15.164.165.52.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
      172.210.232.199.in-addr.arpa
      dns
      74 B
      128 B
      1
      1

      DNS Request

      172.210.232.199.in-addr.arpa

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

      DNS Request

      14.227.111.52.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4532-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/4532-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

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