Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/07/2026, 06:48

General

  • Target
    2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.exe
  • Size 467KB
  • Sample260727-hkt2faap2x
  • SHA256 575846881d06cc3844daad9bb60c898d3a58c737fb5500a9c4cc0545dc51ed33
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Users\Admin\AppData\Local\Temp\7B7.tmp
      "C:\Users\Admin\AppData\Local\Temp\7B7.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.exe CE7B541F5780DDD89C04EEA5FB60CEEA64AF45484AAE3817EB3BCB2DA61F83776B6849D0980EBD9E34B898BFF979C3D6C6697687B7E21D7CE54AEEAA82CBDA04
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2728
      • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
        "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.doc" /o ""
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        PID:4100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.doc

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-27_53c7040615510ba51dbeffa995adcfd5_elex_mafia_stealc_tofsee.doc
        • Size 35KB
        • SHA256 b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7B7.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\7B7.tmp
        • Size 467KB
        • SHA256 e80ccae6590bd1a1f073e88b85a8157e629a216526b08e14c9d10a0286d7df05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        iso690.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCDC015.tmp\iso690.xsl
        • Size 263KB
        • SHA256 3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CUSTOM.DIC

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC
        • Size 16B
        • SHA256 a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866
        • MD5 SHA1 SHA512

        ExcludeDictionaryEN0409.lex

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
        • Size 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        memory/4100-20-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-17-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-19-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-22-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-21-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-25-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-24-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-23-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-26-0x00007FFE9A510000-0x00007FFE9A520000-memory.dmp

        memory/4100-16-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-27-0x00007FFE9A510000-0x00007FFE9A520000-memory.dmp

        memory/4100-18-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-15-0x00007FFEDCCBF000-0x00007FFEDCCC0000-memory.dmp

        memory/4100-46-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-48-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-47-0x00007FFEDCCBF000-0x00007FFEDCCC0000-memory.dmp

        memory/4100-49-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp

        memory/4100-14-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-474-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-475-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-477-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-476-0x00007FFE9CCA0000-0x00007FFE9CCB0000-memory.dmp

        memory/4100-478-0x00007FFEDCB60000-0x00007FFEDCDC3000-memory.dmp