Analysis

  • max time kernel
    135s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2024, 15:29

General

  • Target

    dc.dll

  • Size

    112KB

  • MD5

    dc43533e21e76ca4984ec4ad445c6cb5

  • SHA1

    ed461f6343474f577f839bb4f880e1a4127b88ea

  • SHA256

    d98886712794d3a30ed0ae8a20c6617a802825dc03cb3c7815c1ed1253d628e3

  • SHA512

    1a6a58de1653d4c7864437748dbbf4b311d4291501df2ae6c781b6219e6a42d8259b72498148b2e81a54a9d31a75f6d751d60093da0aebaa5115a9773b69d8cc

  • SSDEEP

    3072:R0FF4xasSMq0aGPFmNn7oIm8uW9ZDlr3Rg3FpWm7wOLKEPwKEP:WDMgflFIFsm7wjili

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • 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\dc.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc.dll,#1
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      PID:2020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 888
        3⤵
        • Program crash
        PID:2292
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2020 -ip 2020
    1⤵
      PID:4616

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads