Analysis

  • max time kernel
    92s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 12:22

General

  • Target

    4BC279C404401D55DF1811A08A43ACF8BC06FB92-validator-20200626-patched2.jar

  • Size

    4.1MB

  • MD5

    e101fca54450aa725265bc12a3908ebd

  • SHA1

    4bc279c404401d55df1811a08a43acf8bc06fb92

  • SHA256

    cc6271c9543b584d8aaa12285fbe58ad17807d2b8557c73129ba3589db7def54

  • SHA512

    e7a56698cea11a66c801f114f20d0a390e9ba58169cc069f52c54e195f360e861172593667b5489717631040a6302522112539fcc38fc81b7732e3b9977a424c

  • SSDEEP

    98304:aRf764NdUYHskaKMLjYTQc4yJObqmn5AcmkksN:aRf76qxpJM3YTQc4yJO+4hZN

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\4BC279C404401D55DF1811A08A43ACF8BC06FB92-validator-20200626-patched2.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3516
    • 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:60

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

    b158f595dbcdca0210eeec6a77a471f1

    SHA1

    dd5b15e5184a4164da3070474a2888e001ec2726

    SHA256

    10af3ce058ba00666d97b2c95151b24ec8d03d265fe922f1d908b3218e31ebea

    SHA512

    d56b150b869636814af4c85ead12c8df13e5d267ca674ffc04071d4c63127ff4d19ecf59b19870b5021f799c2f9d455c2170a95bd079a32cace4a6561e5b7144

  • memory/3516-2-0x0000021126600000-0x0000021126870000-memory.dmp

    Filesize

    2.4MB

  • memory/3516-13-0x0000021126600000-0x0000021126870000-memory.dmp

    Filesize

    2.4MB

  • memory/3516-12-0x00000211265E0000-0x00000211265E1000-memory.dmp

    Filesize

    4KB