Analysis

  • max time kernel
    92s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2025, 04:37

General

  • Target
    msimg32.dll
  • Size 32.0MB
  • Sample250204-e857tswjas
  • SHA256 b234f0449e2e998879a11deb0937d7279d28b832348aa9f5c0e911a2dfe3847e
  • MD5 SHA1 SHA512 SSDEEP
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\msimg32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\msimg32.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1796
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 668
        3⤵
        • Program crash
        PID:3488
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1796 -ip 1796
    1⤵
      PID:4632

    Network

          MITRE ATT&CK Enterprise v15

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