Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/07/2026, 22:32

General

  • Target
    2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe
  • Size 3.0MB
  • Sample260708-2f3bssaz7w
  • SHA256 bf5da45fa95e8bff0b71a087e2a17b8669d7e9eef646b0ebcf13c757ca358e67
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Program crash 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.

  • Suspicious behavior: RenamesItself 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of hidden/system files in Explorer
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4428
    • C:\Users\Admin\AppData\Local\Temp\2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe
      "C:\Users\Admin\AppData\Local\Temp\2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 836
        3⤵
        • Program crash
        PID:6064
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2868 -ip 2868
    1⤵
      PID:552

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe

          • Path C:\Users\Admin\AppData\Local\Temp\2026-07-08_42d13f4eb4ebcbd282e7543d85c5c5be_elex_remcos_wannacry.exe
          • Size 3.0MB
          • SHA256 b4d477117223aca91fda4c6f917a1197c2a411b162fc24df4c377327a8de6f35
          • MD5 SHA1 SHA512 SSDEEP TLSH

          conime.exe

          • Path C:\Windows\conime.exe
          • Size 35KB
          • SHA256 d6264b10bddef0ffc8a266d09104aa672833e0a6238249842dd041bc8fe7c494
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2868-14-0x0000000074852000-0x0000000074853000-memory.dmp

          memory/2868-15-0x0000000000D00000-0x0000000001004000-memory.dmp

          memory/2868-16-0x0000000005EE0000-0x000000000649A000-memory.dmp

          memory/4428-0-0x0000000000400000-0x0000000000408E00-memory.dmp

          memory/4428-1-0x0000000000404000-0x0000000000405000-memory.dmp

          memory/4428-17-0x0000000000400000-0x0000000000408E00-memory.dmp