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Analysis

  • max time kernel
    129s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 01:47

General

  • Target

    4986737659d70fe6676008550777c460_NEAS.exe

  • Size

    3.0MB

  • MD5

    4986737659d70fe6676008550777c460

  • SHA1

    3214edca651874ed149e87990624cf8c78ce965a

  • SHA256

    96ebbb795402dc1cf04c450d0e946cf90df4591ce7e1f54ae92adceb2f86bb24

  • SHA512

    cf375759f6c64864ddd81d43b754218a1591bad9fc818c4c3223eaeb47523684346e177c7df41a75d652505dbad6d7e332f2d3784b36ec875af0ea4eb4121276

  • SSDEEP

    49152:WZnCRw3438x0TVDKNxOafuUYUc9no2IWkAyf1CQ+v5XxCv6PxZ:WARw3UJKHOa/Xffs0S5Z

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4986737659d70fe6676008550777c460_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\4986737659d70fe6676008550777c460_NEAS.exe"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:3008
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 1788
      2⤵
      • Program crash
      PID:4956
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3008 -ip 3008
    1⤵
      PID:1284

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\{C638A8F0-14F9-43C8-87A0-4D772B4C96F8}\CCDInstaller.js

      Filesize

      1.2MB

      MD5

      fb970bc9889933229160723a60571dde

      SHA1

      b1b68348b77101b31bea510311c6e85451f833fc

      SHA256

      39e34fc3dfd74d25631ea2fecaca70a5d767b5f3f40f24380237dc06a80252e2

      SHA512

      65c4b44e42c7d94a89be9b18ef7589f16f247f47f459da2e8b59b4ffbbba25cbb07971f8484e9bc25bd8c6f953a291ab9384a154aab9ad1572375b3b30c31886

    • C:\Users\Admin\AppData\Local\Temp\{C638A8F0-14F9-43C8-87A0-4D772B4C96F8}\index.html

      Filesize

      426B

      MD5

      a28ab17b18ff254173dfeef03245efd0

      SHA1

      c6ce20924565644601d4e0dd0fba9dde8dea5c77

      SHA256

      886c0ab69e6e9d9d5b5909451640ea587accfcdf11b8369cad8542d1626ac375

      SHA512

      9371a699921b028bd93c35f9f2896d9997b906c8aba90dd4279abba0ae1909a8808a43bf829584e552ccfe534b2c991a5a7e3e3de7618343f50b1c47cff269d6

    • memory/3008-0-0x0000000000AC0000-0x0000000001485000-memory.dmp

      Filesize

      9.8MB

    • memory/3008-26-0x00000000071B0000-0x00000000071D0000-memory.dmp

      Filesize

      128KB

    • memory/3008-35-0x0000000000AC0000-0x0000000001485000-memory.dmp

      Filesize

      9.8MB