Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-03-2024 13:11

General

  • Target

    d3986eca41353e9a5b098e2fc7cd1792.exe

  • Size

    11.1MB

  • MD5

    d3986eca41353e9a5b098e2fc7cd1792

  • SHA1

    ea72c60bb41f936bb0d1fa34f194767e9035905c

  • SHA256

    8ad6c99f0f5f63bf522293bb6fa4e83690a4b01c79a17de93efc703f491ef30d

  • SHA512

    41fbd6add52e002a82c1ebc99b8739f8b4fb82610307cffd5409f0821cac65a9013573ef489261109f801f33105bb9b80ae73809c2be57d657999fa17111dd97

  • SSDEEP

    196608:jjBxcO4jj4GD539YoUhjBxcO4jj4GD539YoMSU64sF:z2D53v62D53vMfCF

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\d3986eca41353e9a5b098e2fc7cd1792.exe
    "C:\Users\Admin\AppData\Local\Temp\d3986eca41353e9a5b098e2fc7cd1792.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:2352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 2980
      2⤵
      • Program crash
      PID:2528

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

    4.2MB

    MD5

    86c397930fa2458a88ea3a3c71e36a45

    SHA1

    555afef18d9a8536411dd27df1eda5846ed6b725

    SHA256

    ae9f58ff9c0c1d31f3817be1ac47364d62c11ea8e22ba3b48b4dcfcce1d7090f

    SHA512

    fbbb469b32cd44fde800b955c946b8deea8796740d7f6e590cfae0e87335c00b54a6a4525474d5ba7aa67655f47f966587774a328ef86fb8a4832b4e26994b8b

  • memory/2352-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2352-296-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB