Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/10/2026, 23:52

General

  • Target
    Prosvet-0.2.0-Setup.exe
  • Size 11.6MB
  • Sample261027-3w27eaht7n
  • SHA256 272e2929b6d5b836e0dee7634a48f9370788a8e0239672112d7fea413a554591
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • 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.

  • Inno Setup is an open-source installation builder for Windows applications. 2 IoCs

    Inno Setup installer

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Prosvet-0.2.0-Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Prosvet-0.2.0-Setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\is-55IH9M6L50.tmp\Prosvet-0.2.0-Setup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-55IH9M6L50.tmp\Prosvet-0.2.0-Setup.tmp" /SL5="$80052,10958550,862720,C:\Users\Admin\AppData\Local\Temp\Prosvet-0.2.0-Setup.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Prosvet-0.2.0-Setup.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-55IH9M6L50.tmp\Prosvet-0.2.0-Setup.tmp
        • Size 4.2MB
        • SHA256 4d9f27785f4fbec82f52aa8f775f35424ca88aec03aa6e745382515343527ccb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1368-5-0x0000000003310000-0x0000000003311000-memory.dmp

        memory/1368-9-0x0000000003310000-0x0000000003311000-memory.dmp

        memory/1368-8-0x0000000000A90000-0x0000000000ECB000-memory.dmp

        memory/4348-1-0x0000000000BE0000-0x0000000000CC1000-memory.dmp

        memory/4348-7-0x0000000000BE0000-0x0000000000CC1000-memory.dmp