Analysis

  • max time kernel
    2s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-09-2024 07:04

General

  • Target

    Nezur.dll

  • Size

    15.2MB

  • MD5

    071ac773d4677d0ee3ac4a23ac0d2e95

  • SHA1

    da9abf13aee659307ce71be04fe12b92b88e5006

  • SHA256

    82cd8b37e938b10f891aad91445a336f942428eeafe153d0b4348a9e9677af65

  • SHA512

    5412eb895b433860c1347751cd157962fd0b21b289af116db4e4a8a27bb3380f5c60a976cc70c87259786820c8424d3dd0b31c94add65970dbf42f948e7ca513

  • SSDEEP

    393216:b7Ybk/86uwIkGui7TNhUF0s8j+M3bRDWg6Vh00WDSXnI:nYwk6aui7JhUFyjTbRDWgeyDWI

Score
7/10

Malware Config

Signatures

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Nezur.dll,#1
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:644

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/644-0-0x00007FFBD9AFB000-0x00007FFBDA3C0000-memory.dmp

    Filesize

    8.8MB

  • memory/644-1-0x00007FFBFB7F0000-0x00007FFBFB7F2000-memory.dmp

    Filesize

    8KB

  • memory/644-2-0x00007FFBFB800000-0x00007FFBFB802000-memory.dmp

    Filesize

    8KB

  • memory/644-6-0x00007FFBD9950000-0x00007FFBDB2F4000-memory.dmp

    Filesize

    25.6MB

  • memory/644-8-0x00007FFBD9AFB000-0x00007FFBDA3C0000-memory.dmp

    Filesize

    8.8MB

  • memory/644-9-0x00007FFBD9950000-0x00007FFBDB2F4000-memory.dmp

    Filesize

    25.6MB