Overview

overview

10

Static

static

5

a059c482aa...e3.exe

windows10-2004-x64

10

a059c482aa...e3.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20251016-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20251016-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/11/2025, 10:26

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General

  • Target
    a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe
  • Size 386KB
  • Sample251121-mgr5wseq41
  • SHA256 a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
discoverysfonepersistencespywarestealerupxworm

Malware Config

Signatures

  • Detects Sfone worm 23 IoCs
  • Sfone

    Sfone is a worm written in C++.

    wormsfone
  • Sfone family
    sfone
  • Checks computer location settings 2 TTPs 4 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Program Files directory 17 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe
    "C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe
      "C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe
        "C:\Users\Admin\AppData\Local\Temp\a059c482aaffa0b377503f809e76f9614d84a9e6bb9767d58dca9265eb1027e3.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4884
  • C:\Windows\mssrv.exe
    C:\Windows\mssrv.exe
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Windows\mssrv.exe
      "C:\Windows\mssrv.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2136
      • C:\Windows\mssrv.exe
        "C:\Windows\mssrv.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:4276

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        bukkake lingerie voyeur shoes .rar.exe
        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\bukkake lingerie voyeur shoes .rar.exe
        • Size 1.5MB
        • SHA256 5e6d175a0ad75bd4326959f27b5078a1cd971548f606cebb468f8e33b3901c8e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        mssrv.exe
        • Path C:\Windows\mssrv.exe
        • Size 1.5MB
        • SHA256 8df0151d8fcb3ff35beceb3a407abb77e748e2ba1457cb372f8bc6df82af5dc7
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/400-283-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-234-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-325-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-319-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-214-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-313-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-244-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-307-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-301-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-295-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-289-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-252-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-0-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-264-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-270-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/400-277-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/1984-235-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/2136-238-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/2136-114-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/4276-242-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/4748-13-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/4748-233-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/4884-240-0x0000000000400000-0x0000000000420000-memory.dmp
        Download

        memory/4884-169-0x0000000000400000-0x0000000000420000-memory.dmp
        Download