Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2024, 17:34

General

  • Target

    4406d53babfea738a580ccea2564c024.jar

  • Size

    3KB

  • MD5

    4406d53babfea738a580ccea2564c024

  • SHA1

    f1e643722fcfcfe28c37656769f58ed3bfa52480

  • SHA256

    eb83570d3ae7a8f5031f890969c01b9126fa9defd53b2579742bcdc3d8aea7ef

  • SHA512

    164172944114d34605fb5c7a8ccea923ee635943a98f3358a8a4d948cca4e023341a3310ff2ec2d15cd82fdf51407aba8613f7aea4cc6faa225f989fb6d0d2ba

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\4406d53babfea738a580ccea2564c024.jar
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4580
    • 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:3936

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

    7731d37bad1cbf75c84e0aa8b5dc0450

    SHA1

    0024eed1ec1fa54cd6c51d3bbd680451f473dc8b

    SHA256

    6e3aaabcab72a9782fb43367445fe470382490d104f6cc5d38b2275753dc92e8

    SHA512

    1919578ad1ffe4a432f02ea626d9e4f42e27bdbc9276ce1ef6d5481dca99909233daa34c072a43eb97b82c7892189f8111e97a0eb14ddb50aeed957a0677684c

  • memory/4580-4-0x000002423A3A0000-0x000002423B3A0000-memory.dmp

    Filesize

    16.0MB

  • memory/4580-12-0x0000024238B40000-0x0000024238B41000-memory.dmp

    Filesize

    4KB