Analysis

  • max time kernel
    103s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/02/2023, 06:24

General

  • Target

    Keypirinha/bin/x64/api-ms-win-core-profile-l1-1-0.dll

  • Size

    10KB

  • MD5

    0233f97324aaaa048f705d999244bc71

  • SHA1

    5427d57d0354a103d4bb8b655c31e3189192fc6a

  • SHA256

    42f4e84073cf876bbab9dd42fd87124a4ba10bb0b59d2c3031cb2b2da7140594

  • SHA512

    8339f3c0d824204b541aecbd5ad0d72b35eaf6717c3f547e0fd945656bcb2d52e9bd645e14893b3f599ed8f2de6d3bcbebf3b23ed43203599af7afa5a4000311

  • SSDEEP

    192:clIHyZ36WYhWulWWFYg7VWQ4yWqeQDbLtsQlmqnajlDC:clIHyZKWYhWKhlbp6l9C

Score
3/10

Malware Config

Signatures

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Keypirinha\bin\x64\api-ms-win-core-profile-l1-1-0.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4916 -s 328
      2⤵
      • Program crash
      PID:1140
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4916 -s 328
      2⤵
      • Program crash
      PID:712
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 412 -p 4916 -ip 4916
    1⤵
      PID:1924

    Network

          MITRE ATT&CK Matrix

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