Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 22:37

General

  • Target

    87d88b17ea5fe29ec4d02dff72226d7f.exe

  • Size

    6.7MB

  • MD5

    87d88b17ea5fe29ec4d02dff72226d7f

  • SHA1

    b43af9a699ab8a5e9eab69426840794e361bd10b

  • SHA256

    53ebd9deb41cc65931017caf90b1b5b2133e69cf101713da7680fa1f628a09c4

  • SHA512

    a4d8b6b9c520b862c45a4eaed4a8b51bd8788d12a1226dce606faef69d61303b748450c701bbfc0e209b397f499a17018ea1a77825489246ee1fa5c0c6b494f6

  • SSDEEP

    196608:jjBxcO4jjohYvovydeG/Oas7FVr8oP301b:zR3vydenVrd6

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\87d88b17ea5fe29ec4d02dff72226d7f.exe
    "C:\Users\Admin\AppData\Local\Temp\87d88b17ea5fe29ec4d02dff72226d7f.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:3300
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3300 -s 3112
      2⤵
      • Program crash
      PID:1424
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3300 -ip 3300
    1⤵
      PID:4472

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            2.9MB

            MD5

            f7d160bcb0304cee21f92792f8e67c16

            SHA1

            995e9744cf2207b382fdbeea336dbcf96ad101a6

            SHA256

            36eb4741cbfa0a704368670be73015bfe1775976ba8b51e303965db6235315ea

            SHA512

            faf03915b855814af471508f368d5c1f16bf967f2a438f4fb54949afe142b1e9e899725aaf6e2079a55fab7d2b1c060ce3592f4e7dc75a5d260fdb4c4fd0e859

          • memory/3300-0-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

          • memory/3300-522-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB