Analysis

  • max time kernel
    103s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/04/2025, 06:19

General

  • Target
    Profoma Invoice.exe
  • Size 737KB
  • Sample250412-g29msayp14
  • SHA256 a9d818bc38d2a84ff40e54a062a9fba01a0648300fb1a892432547bc5b85e158
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect Neshta payload 6 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5172
    • C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.exe
      "C:\Users\Admin\AppData\Local\Temp\Profoma Invoice.exe"
      2⤵
      • Checks computer location settings
      • Modifies system executable filetype association
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:1008

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ACROTE~1.EXE

        • Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
        • Size 86KB
        • SHA256 d0795aba4048459a2e8aa9af721c8ed0a5daa672314cb2970a73e5cc34e771de
        • MD5 SHA1 SHA512 SSDEEP

        Profoma Invoice.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\Profoma Invoice.exe
        • Size 697KB
        • SHA256 3ce34b0d77238064b9d5ec2dd143ab5d186c14f6c726d86a4f31e8590bbc3ad2
        • MD5 SHA1 SHA512 SSDEEP

        memory/1008-11-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1008-150-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1008-148-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1008-16-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1008-13-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1008-12-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5172-10-0x0000000005E00000-0x0000000005E98000-memory.dmp

        memory/5172-9-0x0000000074C30000-0x00000000753E0000-memory.dmp

        memory/5172-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

        memory/5172-8-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

        memory/5172-7-0x00000000051A0000-0x00000000051B4000-memory.dmp

        memory/5172-6-0x0000000004DA0000-0x0000000004E3C000-memory.dmp

        memory/5172-4-0x0000000074C30000-0x00000000753E0000-memory.dmp

        memory/5172-17-0x0000000074C30000-0x00000000753E0000-memory.dmp

        memory/5172-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

        memory/5172-3-0x0000000004B20000-0x0000000004BB2000-memory.dmp

        memory/5172-2-0x00000000051B0000-0x0000000005754000-memory.dmp

        memory/5172-1-0x00000000000A0000-0x000000000015E000-memory.dmp