Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 09:06

General

  • Target
    208acff170a9de69edd30198fcd47341b96fa44113bb05271e71cb463354bbd3.exe
  • Size 64KB
  • Sample260910-k2s7ks1brd
  • SHA256 208acff170a9de69edd30198fcd47341b96fa44113bb05271e71cb463354bbd3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Stormser, StormDDoS, StormAttack, Stormer

    Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.

  • Detects Stormser aka Storm DDoS and StormAttack 5 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\208acff170a9de69edd30198fcd47341b96fa44113bb05271e71cb463354bbd3.exe
    "C:\Users\Admin\AppData\Local\Temp\208acff170a9de69edd30198fcd47341b96fa44113bb05271e71cb463354bbd3.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Windows\{51669D79-9AC7-4a28-A1C2-8EFF7A2CB247}.exe
      C:\Windows\{51669D79-9AC7-4a28-A1C2-8EFF7A2CB247}.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4432
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\208ACF~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:2876

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        {51669D79-9AC7-4a28-A1C2-8EFF7A2CB247}.exe

        • Path C:\Windows\{51669D79-9AC7-4a28-A1C2-8EFF7A2CB247}.exe
        • Size 64KB
        • SHA256 44e159b8f185e4c5f84b0c579c15b208ceb0ff8a199f56be035e5099e1f0e336
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4432-5-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/5104-0-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/5104-1-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/5104-7-0x0000000000400000-0x0000000000410000-memory.dmp