Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 17:13

General

  • Target
    2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe
  • Size 800KB
  • Sample260709-vrddgset7l
  • SHA256 7b531056d42227ae2025093024e3bcbf5fc8c7050847bc8faa717cb45cbc0898
  • 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.

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 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\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\CD6D.tmp
      "C:\Users\Admin\AppData\Local\Temp\CD6D.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe 36031AA7D0584671DB73AE160A2180632B12161AE3FA1D28777909C10CB11ADE7E6C12512029F2B5AF1CFE66DF52B1CA36064448DAF8D64CE92F0D969B445DB7
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Users\Admin\AppData\Local\Temp\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:6012
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1352
    • 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:6004
  • 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:5836
  • 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:4576

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        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 591B
        • SHA256 dc216c11d6381abdcb6a4b927fd9ea68d336ff63c88639e4a242acf037f90c68
        • MD5 SHA1 SHA512 TLSH

        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

        2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-09_7077db2903aa14923329f45f978315ed_elex_mafia_stealc_tofsee.exe
        • Size 395KB
        • SHA256 b17a386407de08ac6202d61e06832a133652efd6108557a94a384cbbe241204a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CD6D.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\CD6D.tmp
        • Size 800KB
        • SHA256 9ef852a6cbab65e5ca348dbbf90d23ed728b51f505e75a3350f50541e8481f58
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4576-202-0x000001E3AD010000-0x000001E3AD2AE000-memory.dmp

        memory/5836-201-0x000001F017BF0000-0x000001F017E8E000-memory.dmp

        memory/5836-50-0x000001F003A30000-0x000001F003A50000-memory.dmp

        memory/5836-51-0x000001F003E70000-0x000001F003F70000-memory.dmp

        memory/5836-64-0x000001F003C90000-0x000001F003CB0000-memory.dmp

        memory/5836-90-0x000001F014210000-0x000001F014230000-memory.dmp

        memory/5836-42-0x000001F0001E0000-0x000001F0002E0000-memory.dmp

        memory/6012-17-0x00000000006F0000-0x00000000006F2000-memory.dmp

        memory/6012-23-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-22-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-21-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-20-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-18-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-19-0x0000000002320000-0x0000000002321000-memory.dmp

        memory/6012-16-0x0000000002320000-0x0000000002321000-memory.dmp

        memory/6012-200-0x0000000000400000-0x0000000000537000-memory.dmp

        memory/6012-15-0x00000000006F0000-0x00000000006F2000-memory.dmp

        memory/6012-14-0x0000000000400000-0x0000000000537000-memory.dmp