Analysis

  • max time kernel
    120s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 02:50

General

  • Target
    79e01ef1672b59908065e62015afaf2dca4b5b348a38b1eca1679e0e5c03f2cbN.exe
  • Size 2.6MB
  • Sample241109-db3vrswcjd
  • SHA256 79e01ef1672b59908065e62015afaf2dca4b5b348a38b1eca1679e0e5c03f2cb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79e01ef1672b59908065e62015afaf2dca4b5b348a38b1eca1679e0e5c03f2cbN.exe
    "C:\Users\Admin\AppData\Local\Temp\79e01ef1672b59908065e62015afaf2dca4b5b348a38b1eca1679e0e5c03f2cbN.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1920
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3192
    • C:\AdobeBH\devoptiec.exe
      C:\AdobeBH\devoptiec.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3284

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        devoptiec.exe

        • Path C:\AdobeBH\devoptiec.exe
        • Size 2.6MB
        • SHA256 e83d36ed1ca111bef5b0aded497a88f66a9414e27083f7a780f2b61de32846f3
        • MD5 SHA1 SHA512 SSDEEP

        dobxsys.exe

        • Path C:\LabZNA\dobxsys.exe
        • Size 2.6MB
        • SHA256 ee2fde02e20a8dcfcb899e10f0032b79b7858c5fe11dc4395c154560077ea4b2
        • MD5 SHA1 SHA512 SSDEEP

        dobxsys.exe

        • Path C:\LabZNA\dobxsys.exe
        • Size 2.6MB
        • SHA256 2367b89dc7853d1ee90ab6dfbe3ed3e6a60f5ccba252a028f8f989e626ab4875
        • MD5 SHA1 SHA512 SSDEEP

        253086396416_10.0_Admin.ini

        • Path C:\Users\Admin\253086396416_10.0_Admin.ini
        • Size 203B
        • SHA256 5d8629a14ebd7b4319309d39edc4df6604d13f1fd933798da97d8ba3b70548a8
        • MD5 SHA1 SHA512

        253086396416_10.0_Admin.ini

        • Path C:\Users\Admin\253086396416_10.0_Admin.ini
        • Size 171B
        • SHA256 96c579ad06a41715bd77591f96db251bcd0c37d0b54fcfbd949ba4e34ea3caa1
        • MD5 SHA1 SHA512

        locxopti.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locxopti.exe
        • Size 2.6MB
        • SHA256 15f0e6e95044d13170c8afed119df062a90224e693aa978cf4b82115a80b796f
        • MD5 SHA1 SHA512 SSDEEP