Analysis

  • max time kernel
    149s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 04:29

General

  • Target
    2026-10-22_93024a906fef469e226fd227473bf974_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261024-e4cpqafx6s
  • SHA256 cc4e15cbef55c49e67041477e07f16d240e6a0728341f2e0fce44001f2395543
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Stormser, StormDDoS, StormAttack, Stormer

    Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.

  • Detects Stormser aka Storm DDoS and StormAttack 11 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 11 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 22 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 11 IoCs
  • Drops file in Windows directory 11 IoCs
  • Executes a command shell one-liner 1 TTPs 11 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 23 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-22_93024a906fef469e226fd227473bf974_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_93024a906fef469e226fd227473bf974_elex_remcos_wannacry.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3908
    • C:\Windows\{59EDFE51-1610-44d3-B8B0-21C95C21C82F}.exe
      C:\Windows\{59EDFE51-1610-44d3-B8B0-21C95C21C82F}.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\{7598B20A-4FE8-44ab-8265-23D7A1831E93}.exe
        C:\Windows\{7598B20A-4FE8-44ab-8265-23D7A1831E93}.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2740
        • C:\Windows\{86B3AC28-0EAF-41b1-BFBB-219DEE95CC5D}.exe
          C:\Windows\{86B3AC28-0EAF-41b1-BFBB-219DEE95CC5D}.exe
          4⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5736
          • C:\Windows\{78EC4344-A831-4e03-BAE8-DA640452B269}.exe
            C:\Windows\{78EC4344-A831-4e03-BAE8-DA640452B269}.exe
            5⤵
            • Boot or Logon Autostart Execution: Active Setup
            • Executes dropped EXE
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2832
            • C:\Windows\{41E2FDBB-E8D4-4dfb-8957-9CB59F94B48E}.exe
              C:\Windows\{41E2FDBB-E8D4-4dfb-8957-9CB59F94B48E}.exe
              6⤵
              • Boot or Logon Autostart Execution: Active Setup
              • Executes dropped EXE
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:5868
              • C:\Windows\{4D992FEA-3DD0-40d3-B308-50CBCBAD56AC}.exe
                C:\Windows\{4D992FEA-3DD0-40d3-B308-50CBCBAD56AC}.exe
                7⤵
                • Boot or Logon Autostart Execution: Active Setup
                • Executes dropped EXE
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:5928
                • C:\Windows\{6F944CBE-D3F7-4fbd-9D33-BE4C59B97026}.exe
                  C:\Windows\{6F944CBE-D3F7-4fbd-9D33-BE4C59B97026}.exe
                  8⤵
                  • Boot or Logon Autostart Execution: Active Setup
                  • Executes dropped EXE
                  • Drops file in Windows directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:5568
                  • C:\Windows\{91342C77-64CF-4fed-8317-74E4EE1C0F74}.exe
                    C:\Windows\{91342C77-64CF-4fed-8317-74E4EE1C0F74}.exe
                    9⤵
                    • Boot or Logon Autostart Execution: Active Setup
                    • Executes dropped EXE
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:3064
                    • C:\Windows\{D4019E32-E285-4958-B6BC-32D9F9E48304}.exe
                      C:\Windows\{D4019E32-E285-4958-B6BC-32D9F9E48304}.exe
                      10⤵
                      • Boot or Logon Autostart Execution: Active Setup
                      • Executes dropped EXE
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:2148
                      • C:\Windows\{A65494BE-4F79-4abb-8DAA-E9FFFA89A1AF}.exe
                        C:\Windows\{A65494BE-4F79-4abb-8DAA-E9FFFA89A1AF}.exe
                        11⤵
                        • Boot or Logon Autostart Execution: Active Setup
                        • Executes dropped EXE
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:2476
                        • C:\Windows\{854E6B6B-0B08-4605-AA71-EBDEF4FDA088}.exe
                          C:\Windows\{854E6B6B-0B08-4605-AA71-EBDEF4FDA088}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:564
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{A6549~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3544
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{D4019~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4968
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{91342~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3696
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{6F944~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:2348
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{4D992~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3280
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{41E2F~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1572
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{78EC4~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:5448
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{86B3A~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1264
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{7598B~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5284
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{59EDF~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:2616
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:5192

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {41E2FDBB-E8D4-4dfb-8957-9CB59F94B48E}.exe

        • Path C:\Windows\{41E2FDBB-E8D4-4dfb-8957-9CB59F94B48E}.exe
        • Size 60KB
        • SHA256 0eb7fdb039970b93ef0fbd6bfead3ee68fbcf41ea7095bb9d9d39c9251e3e496
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D992FEA-3DD0-40d3-B308-50CBCBAD56AC}.exe

        • Path C:\Windows\{4D992FEA-3DD0-40d3-B308-50CBCBAD56AC}.exe
        • Size 60KB
        • SHA256 d74998ff46a741f32ad28234a1f2a2db92d6d9b6e2faea198900ea23ef589a42
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {59EDFE51-1610-44d3-B8B0-21C95C21C82F}.exe

        • Path C:\Windows\{59EDFE51-1610-44d3-B8B0-21C95C21C82F}.exe
        • Size 60KB
        • SHA256 e91aeebc8580413449b1f9b5ac740f8040eaa0e1daf02fc442976aa443ca6cde
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6F944CBE-D3F7-4fbd-9D33-BE4C59B97026}.exe

        • Path C:\Windows\{6F944CBE-D3F7-4fbd-9D33-BE4C59B97026}.exe
        • Size 60KB
        • SHA256 d13a7aaab3c070d651acadab04eeaf3afb9ad12ab8d50462eac514291b348cf6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7598B20A-4FE8-44ab-8265-23D7A1831E93}.exe

        • Path C:\Windows\{7598B20A-4FE8-44ab-8265-23D7A1831E93}.exe
        • Size 60KB
        • SHA256 6e2de2a85f012fee2ae40cde420a8e29b2f64e67eef9070bcc66855694992cbe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {78EC4344-A831-4e03-BAE8-DA640452B269}.exe

        • Path C:\Windows\{78EC4344-A831-4e03-BAE8-DA640452B269}.exe
        • Size 60KB
        • SHA256 e2f9c5b951cde46eb7d2601dd8d5a5b64b9f6c21a00e4f884ef2db14dfd55b04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {854E6B6B-0B08-4605-AA71-EBDEF4FDA088}.exe

        • Path C:\Windows\{854E6B6B-0B08-4605-AA71-EBDEF4FDA088}.exe
        • Size 60KB
        • SHA256 f205daf65b7aaf2594e6433097c39bbb8a243deb616fae5b200429b40d1026e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {86B3AC28-0EAF-41b1-BFBB-219DEE95CC5D}.exe

        • Path C:\Windows\{86B3AC28-0EAF-41b1-BFBB-219DEE95CC5D}.exe
        • Size 60KB
        • SHA256 6c8988f3ddac460261d904c37b6112f24aaa4aaa6aed980833512cd2f1fabf4d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {91342C77-64CF-4fed-8317-74E4EE1C0F74}.exe

        • Path C:\Windows\{91342C77-64CF-4fed-8317-74E4EE1C0F74}.exe
        • Size 60KB
        • SHA256 90d7d265b8801e7bbe03b1fd77691dc477a5ccbd789b896cb64c3118ec0e2ddd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A65494BE-4F79-4abb-8DAA-E9FFFA89A1AF}.exe

        • Path C:\Windows\{A65494BE-4F79-4abb-8DAA-E9FFFA89A1AF}.exe
        • Size 60KB
        • SHA256 05fb212f68c11112852961670054dfdeb43033abb7f6f88eb9a4dc1fc3c2e4db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D4019E32-E285-4958-B6BC-32D9F9E48304}.exe

        • Path C:\Windows\{D4019E32-E285-4958-B6BC-32D9F9E48304}.exe
        • Size 60KB
        • SHA256 dff8eb96471ee0982461d231a003f8736a5e4d5235a041c517f8fc971273f3bc
        • MD5 SHA1 SHA512 SSDEEP TLSH