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Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 09:26

General

  • Target

    7b91b2851deed66f63dbda8311a11ab0N.exe

  • Size

    52KB

  • MD5

    7b91b2851deed66f63dbda8311a11ab0

  • SHA1

    7fef9200002d2518cab28e4e2fb04b9c446cac49

  • SHA256

    cf14060ee023498221a09abd7632cbffdf73a439028841ff7db6164f002ff3cb

  • SHA512

    e794880d12d963d8a9da0601e5a4bd76291e13d25eacfff3bcb72cb811795e514364677b3ce3248742c186e540cea4bf5b069fea97929c427cbc5c18b4aa4082

  • SSDEEP

    384:GBt7Br5xjL9AgA71FbhvuNBNsjLKoWFKryoWFKrRYKYU4Qfxd4Qfx+:W7BlpppARFbhWJq53fxRfx+

Score
9/10

Malware Config

Signatures

  • Renames multiple (3079) 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\7b91b2851deed66f63dbda8311a11ab0N.exe
    "C:\Users\Admin\AppData\Local\Temp\7b91b2851deed66f63dbda8311a11ab0N.exe"
    1⤵
    • Drops file in Program Files directory
    PID:292

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-940600906-3464502421-4240639183-1000\desktop.ini.tmp

    Filesize

    53KB

    MD5

    a54c4681e69d2b7ff7e8ee4ae260a0d1

    SHA1

    8a8d08133bc1df2dc426dd155d2f8b189b5c86b2

    SHA256

    0cf41e4aaacd70d32e0b696effe60ef687ccb02cb9f2ab299c14280e8b12f2df

    SHA512

    0547bbc793da942b816fa0324c6535b57f14e469a9310180580f5a87818bf54f224ca43151695c8d3cc3fcd4714e56a5df28bfb4228cbec0d923d844ab6f754f

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

    Filesize

    62KB

    MD5

    c5511db52d85ee81c5043e6404bbaa89

    SHA1

    09d05637fb91f11b03bb778338cf4df657832ed6

    SHA256

    a35904f6157e2847c2a1b602b3147cb3999a4209bc2900df0e5e39149b30b6a0

    SHA512

    aedc947a8bba844b4e989104beda0afaba3b3fe9273e9dd11bd82f23e417fc5a501b59203be3214dd94cb71b1829a196df1da56abd7e201c8816fec1730afad8