Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 23:48

General

  • Target

    System/msvcp50.dll

  • Size

    552KB

  • MD5

    11ce755e00794c8ccd1a4f71282f8167

  • SHA1

    4089238b9294d6baa4d573198a0e51a9c61502b2

  • SHA256

    59b71e3c787d7f5f09cec2e467493c1e60a231526529699a00cfcaeb595e4b92

  • SHA512

    fa114e6a52415a372be6c1b42b9f56cf0f84ebc7cfa5835937a54f1fc964e448e6a486f5019f47bb3b5e6b0ce634ee2a594b84756d3d38fe0e7fc6a43c5ddf50

  • SSDEEP

    12288:Ol3kpKgpWFynTJ2VKBrCT8Wbyyj61xz7q3OocHkCA9:3KgpWFynTN9CIWK1l7q3OocHkCA9

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\System\msvcp50.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\System\msvcp50.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3588
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 600
        3⤵
        • Program crash
        PID:1344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3588 -ip 3588
    1⤵
      PID:1964

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads