Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/04/2026, 15:48

General

  • Target
    2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.exe
  • Size 467KB
  • Sample260425-s82rasez3n
  • SHA256 ce46532847ce77d33e59d48369c6350308cdf88423d0fbbb5f9c33692af1d2b8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 7 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Users\Admin\AppData\Local\Temp\D1A.tmp
      "C:\Users\Admin\AppData\Local\Temp\D1A.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.exe 3B6D4A5204372A645154DF18B79A4F91DE42AEA180CEC985A83EE80FBEECD72B0DB77DEAB40AE1B2A4E219B042510DF437A255EFBFB2ED25BAF7720C76A52F0E
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1468
      • 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\2026-04-25_4c28ca5be4127eef643f6b9051a67a31_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:1400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.doc

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-25_4c28ca5be4127eef643f6b9051a67a31_elex_mafia_stealc_tofsee.doc
        • Size 35KB
        • SHA256 b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D1A.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\D1A.tmp
        • Size 467KB
        • SHA256 bf7734a3f0f530fbb193c33fb56978eb27a480e8f4c70f35acf47f61ed6bdc38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        iso690.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD60A9.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 2B
        • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
        • MD5 SHA1 SHA512

        fb3b0dbfee58fac8.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 2ca4f9334ce3da37b68cadae197b060c59439297a2dd854da2afe2b99c8aebdb
        • MD5 SHA1 SHA512 TLSH

        memory/1400-22-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-27-0x00007FF7CC040000-0x00007FF7CC050000-memory.dmp

        memory/1400-17-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-19-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-20-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-21-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-24-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-23-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-26-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-16-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-25-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-18-0x00007FF80E74D000-0x00007FF80E74E000-memory.dmp

        memory/1400-28-0x00007FF7CC040000-0x00007FF7CC050000-memory.dmp

        memory/1400-15-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-55-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-54-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-53-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-211-0x00007FF80E6B0000-0x00007FF80E8A5000-memory.dmp

        memory/1400-208-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-207-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-210-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1400-209-0x00007FF7CE730000-0x00007FF7CE740000-memory.dmp

        memory/1468-14-0x0000000001730000-0x000000000180C000-memory.dmp

        memory/1480-3-0x0000000000EB0000-0x0000000000F8C000-memory.dmp