Analysis

  • max time kernel
    90s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/08/2024, 01:49

General

  • Target
    $APPDATA/PCProtect/updates/SAVAPI 11.0.1/aecore.dll
  • Size 310KB
  • Sample240803-b8t8satdpg
  • SHA256 1eff4b5bafa7a567f756a85297733802215bd9135e627e0cc6255c65dc87ca22
  • 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\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aecore.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$APPDATA\PCProtect\updates\SAVAPI 11.0.1\aecore.dll",#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2532
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 600
        3⤵
        • Program crash
        PID:3048
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2532 -ip 2532
    1⤵
      PID:1176

    Network

          MITRE ATT&CK Enterprise v15

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