Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-06-2024 01:22

General

  • Target

    99da5a514d643c20aa9e4c3f171f7714c063b896e1720220872b35ebe77c538f.exe

  • Size

    95KB

  • MD5

    71a60092e7047bee35936ea1ba10e301

  • SHA1

    eeeaef1108f5b740c28c13a7c5b5ba48a23f73de

  • SHA256

    99da5a514d643c20aa9e4c3f171f7714c063b896e1720220872b35ebe77c538f

  • SHA512

    cd83aba8f5586ead94807ca73d493c032e21fbd0b0ed0860927f21cffd8edf4f733e31f14dd785ff6c0065ea17fef1ef45849786bfeb40eb8d0818450e95891e

  • SSDEEP

    1536:W7ZrpApojOPG0PGQJwFJwkpe+eTDPfFpsJOfFpsJCAdCjHKPN5Bx:6rWpcOPxPke+e3fFpsJOfFpsJbgED

Score
9/10

Malware Config

Signatures

  • Renames multiple (3452) 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\99da5a514d643c20aa9e4c3f171f7714c063b896e1720220872b35ebe77c538f.exe
    "C:\Users\Admin\AppData\Local\Temp\99da5a514d643c20aa9e4c3f171f7714c063b896e1720220872b35ebe77c538f.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2524

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3452737119-3959686427-228443150-1000\desktop.ini.tmp

    Filesize

    95KB

    MD5

    e91bb5e864c736d975a882a41af05159

    SHA1

    ec541924227c45517421192170079b3aa9a8c513

    SHA256

    51862991b6705b998f0d78a6c29cfb42a2ae4d4b3197412d5f00f9f45ee32c23

    SHA512

    511170340e7dac6ec7bf0e90b44c4699ae6cfd01519ba1a610905a23770df8c2854ec8117509356421c52067a3dddb5b0bfe1029fa52ab13488694aab1e2bd02

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

    Filesize

    104KB

    MD5

    bf771329a4ce70ce000cbd2b6489ce00

    SHA1

    d8eea03a9b09f77a1e1d3f23803788b63b633d7f

    SHA256

    9de9703f051529e2456aabf376ed0820f8c746f8f5f9e076eca03bf748086aa8

    SHA512

    57fa44e195ee7279770c12f7639d5d1d592d349c8e4a39ee6e83b57b2c8e0fecc3795aad0ed0b8d7661722da78b8ad8e21f99e26b1d45abeb1b3e7cdf0e9a3fa