Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 06:08

General

  • Target

    f8b86507b0e22b383ea8f5269f6e19aa0ab3f840ab905abdec45577b67cdcfd5.exe

  • Size

    82KB

  • MD5

    1ac438d458f55d4dbca5132d813fdade

  • SHA1

    908abf50d4d3bae1940f0b96a91148bdd8c51471

  • SHA256

    f8b86507b0e22b383ea8f5269f6e19aa0ab3f840ab905abdec45577b67cdcfd5

  • SHA512

    ab6651c645d2496ca0c1b3d2cee72fbec7e87a141704277e0467dcfc88f5383ace1bfa9574606255df0749ce2931305c7c22a1a9e84479e3d52ff6941b24c28f

  • SSDEEP

    1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7YWtMQQQuMd303f:6e7WpMaxeb0CYJ97lEYNR7ZtR303f

Score
9/10

Malware Config

Signatures

  • Renames multiple (3425) 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\f8b86507b0e22b383ea8f5269f6e19aa0ab3f840ab905abdec45577b67cdcfd5.exe
    "C:\Users\Admin\AppData\Local\Temp\f8b86507b0e22b383ea8f5269f6e19aa0ab3f840ab905abdec45577b67cdcfd5.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2356

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1298544033-3225604241-2703760938-1000\desktop.ini.tmp
    Filesize

    82KB

    MD5

    aaf6cfa36c468d86c678a37a0677b535

    SHA1

    961808ce2a91e1b79ee36bc1df49dd94fa7c75ae

    SHA256

    af3c91267020f4fc20e531d185a378df8557a30c788499b87ae6189960c567ee

    SHA512

    164fbcff9bfea2403d64eb3c3cca582241c388cdc6fafa0d5ad5b53173d5fb31ba0df636d14489d27b1523419036015bef38fd77462e5a322c8d4e0fb50494ea

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

    91KB

    MD5

    ffd54e00638c0c82890b282826446f01

    SHA1

    7778d640c521d799f7b93c53a448b54ecd0779ab

    SHA256

    b8d18b6518ddd72d7af327cda5273fb15818312f85dc287cf82a91e42c326a3f

    SHA512

    00840c8ec25606143dea34c7d9c167defb2870446e4c6a29c3e6cc9a1aabc6507bba608e2b9a4a47ed0fd8776171a0002d9840d8659540d258efd08efee4c7ac