Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/08/2026, 11:20

General

  • Target
    2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe
  • Size 412KB
  • Sample260818-nfkvvsstd1
  • SHA256 007cd3657f8b3d7aa191d4c1ff8b68d086d21184a67d4c0c1dbb70039a54f60e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Local\Temp\4C37.tmp
      "C:\Users\Admin\AppData\Local\Temp\4C37.tmp" --pingC:\Users\Admin\AppData\Local\Temp\2026-08-18_fc881d3a6d0818a4316162dcb5f2aab7_elex_mafia_stealc_tofsee.exe A1B1CF82C0E4D25FA5F2D4EEEFE85153EBB798CA2A55069B64900B9EE813CD9806833FA78F227130660883AB9FB377016C743886DBE409DA5FFE259FF3F56884
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:5012

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        4C37.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\4C37.tmp
        • Size 412KB
        • SHA256 8628410bbd06d91acfbbf409db6ca9dfefd4a1fcd3286d40bf47fd08a9d7a29f
        • MD5 SHA1 SHA512 SSDEEP TLSH