Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 12:24

General

  • Target
    bin/hha.dll
  • Size 818KB
  • Sample260420-pldjeah14l
  • SHA256 32003df5ecd25fa39a0c410a487c8b8440758f199eb4032b4ec03cd8f1da220c
  • MD5 SHA1 SHA512 SSDEEP TLSH
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.

  • Checks processor information in registry 2 TTPs 1 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\hha.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\hha.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      PID:4864
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 640
        3⤵
        • Program crash
        PID:3300
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4864 -ip 4864
    1⤵
      PID:2036

    Network

          MITRE ATT&CK Enterprise v16

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