Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 20:23

General

  • Target
    2026-07-02_7130b0bec0ced59d043356ebe0781f38_elex_mafia_stealc_tofsee.exe
  • Size 411KB
  • Sample260702-y6dvcaes6s
  • SHA256 c9864e538e76274847c4741e06ddcf3848cdf9c27cdc8e8f5dc60772d2c4341d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-02_7130b0bec0ced59d043356ebe0781f38_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_7130b0bec0ced59d043356ebe0781f38_elex_mafia_stealc_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5828
    • C:\Users\Admin\AppData\Local\Temp\3B98.tmp
      "C:\Users\Admin\AppData\Local\Temp\3B98.tmp" --pingC:\Users\Admin\AppData\Local\Temp\2026-07-02_7130b0bec0ced59d043356ebe0781f38_elex_mafia_stealc_tofsee.exe 5E2BC352F6F6C4C8C3C6B6E082C724061FA7AA2F8DB3C455F6F1AFC5FB5AEFCC0744A2161FEDBCD0F96FAEA5753AA35D487041BC0EC7764BD357B97DFA2A03C3
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:6136
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3196
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3312
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3076
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH

        3B98.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\3B98.tmp
        • Size 411KB
        • SHA256 ae3a77469c489819e2cc3ea1aaf988e4831dd836d282ea9580acfe1c1377da4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1060-191-0x0000019978A90000-0x0000019978D2E000-memory.dmp

        memory/3076-25-0x00000144801E0000-0x00000144802E0000-memory.dmp

        memory/3076-23-0x00000144801E0000-0x00000144802E0000-memory.dmp

        memory/3076-71-0x0000014494710000-0x0000014494730000-memory.dmp

        memory/3076-52-0x0000014482B90000-0x0000014482BB0000-memory.dmp

        memory/3076-40-0x0000014482D90000-0x0000014482E90000-memory.dmp

        memory/3076-39-0x0000014482930000-0x0000014482950000-memory.dmp

        memory/3076-24-0x00000144801E0000-0x00000144802E0000-memory.dmp

        memory/3076-190-0x0000014497A10000-0x0000014497CAE000-memory.dmp