Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2024, 15:14

General

  • Target

    6fc1e1a0de11010dc449d4afa73d637b.exe

  • Size

    4.6MB

  • MD5

    6fc1e1a0de11010dc449d4afa73d637b

  • SHA1

    4a09a90a1b675d7bb4b4dc5a0647ebde11a38f97

  • SHA256

    d90351764ecbd55268dcf03153be4f3b1f5680b53938e2a9c276d8c6add7fb9f

  • SHA512

    31776154dd51440a3c1baf60c60ca29ba7c7c20febdcf93d0fe1a53eabb13b7861426968ecb461965bffc5ec47dad23e0d2d3ab92a04d825195cbd25472cf245

  • SSDEEP

    49152:jj9LxcO4Q5YTjWNEHJKrtJEjfr4rJLO+u+v9ML+Qn/Jf4MgVrVjnTKAdo+QnXXAE:jjBxcO4EYTj0tJKaa+/9SyVPKAg2WHj

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
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fc1e1a0de11010dc449d4afa73d637b.exe
    "C:\Users\Admin\AppData\Local\Temp\6fc1e1a0de11010dc449d4afa73d637b.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
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 2308
      2⤵
      • Program crash
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\ose.exe

    Filesize

    2.4MB

    MD5

    213a2bcf83f5210d6fb8a223b17d5728

    SHA1

    1427d7776d1ab1d1c3244be98354a5c8f0c4052a

    SHA256

    083a7ed6b7e993ca02eb3d9b55a9c86308fb80190b886b39443d3ed0698717ec

    SHA512

    bdfdb17f100896d26ca6fbe829d3698fb3d0feae0d145b579c2d1962532d09f61d4a0ac360bd028fc3d8cef138fa315031b69fcaa5bd9c30d7036a2be7f68355

  • memory/2188-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2188-273-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB