Analysis

  • max time kernel
    142s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2024, 20:42

General

  • Target

    res/Lib/7z.dll

  • Size

    1.2MB

  • MD5

    34738b1b326c7f65d365a5b33e045662

  • SHA1

    54f86f6d3b5d96584d6d2a76023f3522e09706fe

  • SHA256

    4d61796b499a4177b03e8e36778ec57293bebbf26412c69e19d3248602a2bb8a

  • SHA512

    134faa16f9913d4cfdfb8efdc9cdda6ff6907016e0f46e3f72792cbc183a688fab0484f251efa562639a75582e380b099481d79d6324e5aded0a8041492414ce

  • SSDEEP

    24576:XXm+ENgUCp+R3RuC2HhS6yR1xF2rH8W7f3z9L/SDidq2:HX7cRuC2Q6S36DJuKq

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\res\Lib\7z.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\res\Lib\7z.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4688
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4688 -s 600
        3⤵
        • Program crash
        PID:1884
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4688 -ip 4688
    1⤵
      PID:2264

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads