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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/01/2024, 02:33

General

  • Target

    5be81934d0b3025242fec6faa5264b7d.exe

  • Size

    2.6MB

  • MD5

    5be81934d0b3025242fec6faa5264b7d

  • SHA1

    b3250c6d876f871dd52d22c020a852b2804c6342

  • SHA256

    6203e4ddf2523da3352611502a193f4aa5a10ecb4b0b839be27990deddfe04fd

  • SHA512

    81f80a4c004e9632682abfb97583b4a436b357b9576c7351cb764009183f3720dfc50e13e3073facf0b487b315044fe695118a66534e586eec1c714be95f80c0

  • SSDEEP

    49152:jj9LxcO4Q5YTjOTORITeqeHhj9LxcO4Q5YTjOTORITeq0L:jjBxcO4EYTjOTzeqKhjBxcO4EYTjOTzi

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • NTFS ADS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5be81934d0b3025242fec6faa5264b7d.exe
    "C:\Users\Admin\AppData\Local\Temp\5be81934d0b3025242fec6faa5264b7d.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    PID:3368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 2076
      2⤵
      • Program crash
      PID:3964
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3368 -ip 3368
    1⤵
      PID:1956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp

      Filesize

      1.8MB

      MD5

      24116abf6082124245f7b99e5619805a

      SHA1

      e1d6172b6a82450a32adaaed4ddf52b902b91537

      SHA256

      5b06e927de4d23e4e1be83797ac1f89f0b21a322e50dc55fd6eb6055440c5535

      SHA512

      e2026e6ddb602e23310db8367bb985851eaa1f71e34896a454394049cb37ccaaf4bdbd04fcfbe62d4489139bf1bc6d2d95cd253ed5e61d764b974b8474288410

    • memory/3368-0-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/3368-473-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB