Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    15/07/2024, 08:53

General

  • Target

    b4ea08d43b89e2c28376b0fd38925f80N.exe

  • Size

    75KB

  • MD5

    b4ea08d43b89e2c28376b0fd38925f80

  • SHA1

    9e7a84ccf14af9416f061a8d4bf0392bed4725fc

  • SHA256

    3d673b29cb029287a5df58824f5607bf408be925091883ae5b29c30c135302ce

  • SHA512

    d61c7fa45c139e8f49ddbca4cc65921431a709de3fca90cb6d6163aa621bb33accc530257082d8bb46fcc84c67b2246f194f5234e542b3ff8d5b92b180a0b2ad

  • SSDEEP

    768:W7BlpDpARFbhYQkQjjIXYvPXzWPXzK3733uF4V7en5c5HChCrmhZJ99J9/:W7ZDpApYbWjIoPyPoLzV7c6ShZJ99J9/

Score
9/10

Malware Config

Signatures

  • Renames multiple (3068) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4ea08d43b89e2c28376b0fd38925f80N.exe
    "C:\Users\Admin\AppData\Local\Temp\b4ea08d43b89e2c28376b0fd38925f80N.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1368

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1385883288-3042840365-2734249351-1000\desktop.ini.tmp

    Filesize

    76KB

    MD5

    1b668a888bcef92abb8a6f96f258d3a4

    SHA1

    60b668e3f6e48935082206b211341274315169c2

    SHA256

    7aec3ef88d1bde66cbadabeae2148a1499267b4033b4e3975c869d61895d316a

    SHA512

    4a25161853b827918047bb9e3a5b58146b043c03438513e6eb5891476425385f33f04a9506a2597e31671ca36ed976eecc02cfb0fb5445f72c3cb87feb854596

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    85KB

    MD5

    6ec258691d860513390fa2fe38019939

    SHA1

    022a9264115a0f00a7015e5320553f46bb902643

    SHA256

    89a2528c14bcf680fe2609481160e628bee7230227d6c1691e7b3956dd1b7101

    SHA512

    43688eab6b08e216010b0dfff1106416042bf58562c1572d08835da81db135818bcd3f0a3a978d7bcd4113bc4f50809939f9c38a8cdba6975f0e8c02d8862160