Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 20:10

General

  • Target
    69e81eb9d402dadbb0859698ecd6a64e66ced6ee2e4151426f17965e9b9d55eaN.exe
  • Size 2.6MB
  • Sample250119-yxpkgstmct
  • SHA256 69e81eb9d402dadbb0859698ecd6a64e66ced6ee2e4151426f17965e9b9d55ea
  • 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\69e81eb9d402dadbb0859698ecd6a64e66ced6ee2e4151426f17965e9b9d55eaN.exe
    "C:\Users\Admin\AppData\Local\Temp\69e81eb9d402dadbb0859698ecd6a64e66ced6ee2e4151426f17965e9b9d55eaN.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:844
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevdob.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevdob.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4844
    • C:\UserDotF7\xoptisys.exe
      C:\UserDotF7\xoptisys.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4152

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        bodxsys.exe

        • Path C:\Mint7X\bodxsys.exe
        • Size 1.9MB
        • SHA256 df761fa2a90d15fdc5b2fe5db31d87325aa9ff03f18eea3376402b6c5a5247e7
        • MD5 SHA1 SHA512 SSDEEP

        bodxsys.exe

        • Path C:\Mint7X\bodxsys.exe
        • Size 2.6MB
        • SHA256 3ef1a17a9b339222961e131172a0f3d17cf931c028225026d7c2fb6c1b6d8e5a
        • MD5 SHA1 SHA512 SSDEEP

        xoptisys.exe

        • Path C:\UserDotF7\xoptisys.exe
        • Size 2.6MB
        • SHA256 04d0ce726718a74348df13a16d51e279a4e8aaf4306594ea7cea976e3c3550f7
        • MD5 SHA1 SHA512 SSDEEP

        253086396416_10.0_Admin.ini

        • Path C:\Users\Admin\253086396416_10.0_Admin.ini
        • Size 205B
        • SHA256 83d5ada59f1f5b4e92bae790f75e83a2ec35b85760684af718b71af633e517fa
        • MD5 SHA1 SHA512

        253086396416_10.0_Admin.ini

        • Path C:\Users\Admin\253086396416_10.0_Admin.ini
        • Size 173B
        • SHA256 8e081c3fa53ab719f330e33f244ea24ea6921a3299d7049b2ba34f3f8081ac89
        • MD5 SHA1 SHA512

        sysdevdob.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sysdevdob.exe
        • Size 2.6MB
        • SHA256 9ac7de68a98c591e039651cb4bfd566e2cc66052a98eebf0619ef2fb41374b6e
        • MD5 SHA1 SHA512 SSDEEP