Analysis

  • max time kernel
    41s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    10-09-2022 12:07

General

  • Target

    libcurl.dll

  • Size

    4.1MB

  • MD5

    37f98d28e694399e068bd9071dc16133

  • SHA1

    9befd9a15f561334c3e639bc4f1798c8ffb889c7

  • SHA256

    6babc34d089d907875aa5294fb4c0dd1886fc8cc390e10f6aa78ee677c78d004

  • SHA512

    d6c3aae55b6a2a797ea3b5f9fa89b89677d5c033f3df27070dc5ceab5c7dade74de1d34e3dd719544798f00e9613650c4781b2a647318a428f4caea6c6e0606d

  • SSDEEP

    49152:XWSJovwQNhj1dl2CzmjSe2Uhwlsq8X2DEqBnGyLQrC3GcGK9XAbDlCLgICnxMvII:DjQNB1v/zmJCSJbyM6DZ9XZLgICG

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:280
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 280 -s 232
        3⤵
        • Program crash
        PID:1932

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/280-54-0x0000000000000000-mapping.dmp

  • memory/280-55-0x0000000076831000-0x0000000076833000-memory.dmp

    Filesize

    8KB

  • memory/1932-56-0x0000000000000000-mapping.dmp