Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-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
  • Suspicious use of WriteProcessMemory 4 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
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 4020
      2⤵
      • Program crash
      PID:2588

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

    2.7MB

    MD5

    63c8eee777715a7b69694b32a014a17d

    SHA1

    d443cda2cc304550b5c8a05ad285b93e1fdbd780

    SHA256

    46d7d31b06f1cfea8a4cd94d6ca1f89e015b848a2d65018a2b5e03c91e630a7a

    SHA512

    5a2744edaa8cedfea9cd8ed0bce4fe4a7415ced90a58dd84fe494f92a971bfec91ed492ae06b9bec40f372294a09f63b7492be6600ab059a23eb9b4cf9d721dc

  • memory/2820-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2820-535-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB