Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2024 05:20

General

  • Target

    fa1864ef0acea4e050147f9142d5a807dacfebd4f7db2b9ce5cf3e3779022bd1.exe

  • Size

    30KB

  • MD5

    8cce8e156fb7b128ba7fcaa766a1db4a

  • SHA1

    36f5433f88615b578614142a2fffd07e75a09de1

  • SHA256

    fa1864ef0acea4e050147f9142d5a807dacfebd4f7db2b9ce5cf3e3779022bd1

  • SHA512

    7c5d8a457d64253208693bb1891e9847bfafa577830b4537e82c79179982dbe47eace33774d2bd99f11af9ad23fb0cae7c5cc4df5b5b8de6fd8829359a3bfd37

  • SSDEEP

    192:tACUADIY0Br5xjL/FAgAQmP1oynLb22vuN6GnN6GW3tl:GBt7Br5xjL9AgA71FbhvuNBN8

Score
9/10

Malware Config

Signatures

  • Renames multiple (3755) 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\fa1864ef0acea4e050147f9142d5a807dacfebd4f7db2b9ce5cf3e3779022bd1.exe
    "C:\Users\Admin\AppData\Local\Temp\fa1864ef0acea4e050147f9142d5a807dacfebd4f7db2b9ce5cf3e3779022bd1.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2180

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp

    Filesize

    31KB

    MD5

    eba88c902928ff6646c127b388e78ec4

    SHA1

    9de9343604f20bc9967798c9465ec044c5c258df

    SHA256

    22dfb686eff23c098f546c57e21cdd4c17d645123095599ace7fb4698b208572

    SHA512

    1871944ba2713489c8e14d388966816f6f301dd16100808c9e6341295ae9e46f0864264cee34be2b39e208fd208dd348d7161b971abe837ef98a1c8cc179118c

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

    Filesize

    40KB

    MD5

    3b4c6409f672f49de82c8d61da36930e

    SHA1

    4f9494785f23920b0daef20df5f6560ef0164f43

    SHA256

    8c47f5e8830a3bc4ca4e62d66d73a653a5731394b92a61870af1d578705384b0

    SHA512

    8b5a36e64cb90ff03f94591a414d5f11fbc5f5361688aff29c27af864ef4753986655307769712aa00e5a043bab996b4895e3119b7db053f68b4ed60d52c0bf2