Analysis

  • max time kernel
    80s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09/03/2024, 10:51

General

  • Target

    lib/jphp-zend-ext.jar

  • Size

    95KB

  • MD5

    4bc2aea7281e27bc91566377d0ed1897

  • SHA1

    d02d897e8a8aca58e3635c009a16d595a5649d44

  • SHA256

    4aef566bbf3f0b56769a0c45275ebbf7894e9ddb54430c9db2874124b7cea288

  • SHA512

    da35bb2f67bca7527dc94e5a99a162180b2701ddca2c688d9e0be69876aca7c48f192d0f03d431ccd2d8eec55e0e681322b4f15eba4db29ef5557316e8e51e10

  • SSDEEP

    1536:yZwgOueuKZ4THgWvLnhgmmJFgVn+nhEA1ODIrSrUricEDMrV+LAB:yZwgwuKmTDFgmmoVn+mAUhrUicRoAB

Score
7/10

Malware Config

Signatures

  • Modifies file permissions 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\lib\jphp-zend-ext.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3960
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:3104

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

          Filesize

          46B

          MD5

          5a783fa2e7822e220257fed67d901f7a

          SHA1

          50e60ef03353c0c1877c694a26e2dd616f83caad

          SHA256

          f2764cbe83af9f4014d6e4bad7c6d5dbef64bd28b47fc22736822382818d88da

          SHA512

          8aba37fe08989286f260cd833711f2c5514f0aebc3a6cb8b83be234ee63fadbf7ee96c93a4d4a4368ff72d870c9ac255fb96ed745db654f697fd9ebbbc6f4259

        • memory/3960-2-0x00000271E2210000-0x00000271E3210000-memory.dmp

          Filesize

          16.0MB

        • memory/3960-12-0x00000271E0920000-0x00000271E0921000-memory.dmp

          Filesize

          4KB