Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2024, 05:15

General

  • Target

    ee2fd8cfd4cf2626509b165bd26eaccb406f8336ae23146bc231677f601b70f5.exe

  • Size

    135KB

  • MD5

    27580e16d98942bd17c7fc15ee21b3b3

  • SHA1

    fb1f6eb6aa320f19bbbaf053c8f5a8c361ef589b

  • SHA256

    ee2fd8cfd4cf2626509b165bd26eaccb406f8336ae23146bc231677f601b70f5

  • SHA512

    46609d708a3e23642307206ad933e68c535273541cb6decb11bb7a9baf11a67cc7ebaa2444f4854c37e546a679593cca1332e4f5babd6394af2a913d4ab64be3

  • SSDEEP

    1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVK2:UVqoCl/YgjxEufVU0TbTyDDal82

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee2fd8cfd4cf2626509b165bd26eaccb406f8336ae23146bc231677f601b70f5.exe
    "C:\Users\Admin\AppData\Local\Temp\ee2fd8cfd4cf2626509b165bd26eaccb406f8336ae23146bc231677f601b70f5.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4740
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4392
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1104
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2832
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:4792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe

    Filesize

    135KB

    MD5

    e482f1d363e92d0efa0414751308fb46

    SHA1

    bdffcc2116184ca9116a8fe9006c10b9181392bf

    SHA256

    fdf66f56a91fe04f4becf1f858f597cec591ce3e6643eae9ce3744c40d58f8e7

    SHA512

    1a8dfd1842d61620dd1fec611a402a63e26af583693d63c54d827b04c207718cd672afc6b71bce1ab719fe71942ffd67d914522691d9465acb66baf2128149c5

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    135KB

    MD5

    7f7dc4ab34e0d65734fd4aff0f659d3a

    SHA1

    213d921ff3cb4618bc09331035d6a4e1bcbe30dd

    SHA256

    39df95b06cd52ba4c91c7abf3bce9e3e4c0a90766437b673eca381d644d8b1b6

    SHA512

    0f5da521b638acf3c3e3335b401151893baad02781fa02ae85ffd797c83b0136fd63a593dd60bf60250b590a3dc880380910c3e4e919a5be98646849f60af40b

  • C:\Windows\Resources\svchost.exe

    Filesize

    135KB

    MD5

    1e64e87737c38e882876b95964624fa2

    SHA1

    b4882e5afa2dd7cc0d6d6eeabab850d480516980

    SHA256

    79c3100ab8e2b5775098db5f643c4b7930199aab7388675b7102433252ae6bdb

    SHA512

    fe9ad4e39034a30603847350acd5d66e1e77bb593bbe87f0d4da7c0de6a5e167a659e317a7ac915d5d1922c4435699c0857bff50a593aba930236217ef53f1df

  • memory/1104-18-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1104-34-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4740-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4740-35-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4792-33-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB