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Overview

overview

10

Static

static

5

236d14c7db...8f.exe

windows7-x64

10

236d14c7db...8f.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    5s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 01:51

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General

  • Target

    236d14c7db45ba294eb4a48b157d0f8f.exe

  • Size

    512KB

  • MD5

    236d14c7db45ba294eb4a48b157d0f8f

  • SHA1

    24ec910ebf3f7a6795c20a1ff0fb49fd3556189a

  • SHA256

    798423dd6228fb7c22bbc38d16329a258ef50d18c05f3294c29cbe26750055f4

  • SHA512

    8ed9583e1ffa0c9824ac009e72547adf1b713c86409e550ec098294546aeb5136d95229f951e8fb75924e98c993edfb1a81083f55e6e91ef80d6b79117120891

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj66:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5L

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 15 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\236d14c7db45ba294eb4a48b157d0f8f.exe
    "C:\Users\Admin\AppData\Local\Temp\236d14c7db45ba294eb4a48b157d0f8f.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\yyzvfmbntcydp.exe
      yyzvfmbntcydp.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2888
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2632
    • C:\Windows\SysWOW64\ujwphyoy.exe
      ujwphyoy.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2684
    • C:\Windows\SysWOW64\zaivkpfaawusiyq.exe
      zaivkpfaawusiyq.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1704
    • C:\Windows\SysWOW64\jzjpihaypf.exe
      jzjpihaypf.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2176
  • C:\Windows\SysWOW64\ujwphyoy.exe
    C:\Windows\system32\ujwphyoy.exe
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:2496
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
      PID:2228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/2228-79-0x0000000003E50000-0x0000000003E51000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2228-81-0x0000000003E50000-0x0000000003E51000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2228-87-0x0000000002AF0000-0x0000000002B00000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2632-45-0x000000002FB61000-0x000000002FB62000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2632-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2632-47-0x000000007096D000-0x0000000070978000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2632-80-0x000000007096D000-0x0000000070978000-memory.dmp

      Filesize

      44KB

      Download

    • memory/2988-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download