Analysis

  • max time kernel
    93s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 21:30

General

  • Target

    App/UltraISO/lame_enc.dll

  • Size

    962KB

  • MD5

    b9e34ae6d6ecb1e19b36dc70e7ef406c

  • SHA1

    014985ed2dab57e606e08788fc9177220dd2aed1

  • SHA256

    3b8817fad300fd729d28ca4895d9fb131cf64e699fe5de658ae44c6d056dace4

  • SHA512

    d2360eb205a7f8feb9d45237f0190ef3b2444b22225bead9eedfe5301cac0601741a7d849033d3b2b5cd2a39496edc86e1d4d4444110bafefcf4a8922c6bbff2

  • SSDEEP

    12288:P2ezAN6FpYQSzclODziLQEkkDHFb1aWGssVvVmPUwV+SiRm7rhjN:PhAgFptPlqmPDHJ1apVdYUy+jRmXD

Score
3/10

Malware Config

Signatures

  • 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\App\UltraISO\lame_enc.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\App\UltraISO\lame_enc.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4260
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 600
        3⤵
        • Program crash
        PID:2424
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4260 -ip 4260
    1⤵
      PID:2392

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads