Resubmissions

02/03/2024, 22:38

240302-2kwptaae37 10

02/03/2024, 22:34

240302-2g86qsad96 10

Analysis

  • max time kernel
    144s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/03/2024, 22:34

General

  • Target

    Fake AV/AntivirusPro2017.exe

  • Size

    816KB

  • MD5

    7dfbfba1e4e64a946cb096bfc937fbad

  • SHA1

    9180d2ce387314cd4a794d148ea6b14084c61e1b

  • SHA256

    312f082ea8f64609d30ff62b11f564107bf7a4ec9e95944dfd3da57c6cdb4e94

  • SHA512

    f47b05b9c294688811dd72d17f815cce6c90f96d78f6835804d5182e2f4bfbd2d6738de854b8a79dea6345f9372ba76a36920e51e6cb556ef4b38b620e887eb4

  • SSDEEP

    12288:De/2dxVZ+ivtwdeOkD5YNfEp5UOc1+A4cMfZIYMlBlfwFyfr7BM9G/9V:6/iBFSkyNfI51cQFhMlvIofZRn

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of FindShellTrayWindow 9 IoCs
  • Suspicious use of SendNotifyMessage 9 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fake AV\AntivirusPro2017.exe
    "C:\Users\Admin\AppData\Local\Temp\Fake AV\AntivirusPro2017.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2484

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2484-0-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-2-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/2484-1-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-4-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-6-0x0000000000230000-0x0000000000231000-memory.dmp

          Filesize

          4KB

        • memory/2484-5-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-7-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-8-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-9-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-11-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-10-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-12-0x0000000000230000-0x0000000000231000-memory.dmp

          Filesize

          4KB

        • memory/2484-13-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-15-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-16-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-17-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-20-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-21-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-22-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-23-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB

        • memory/2484-24-0x0000000000400000-0x0000000000A06000-memory.dmp

          Filesize

          6.0MB