Analysis

  • max time kernel
    149s
  • max time network
    138s
  • 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, 05:06

General

  • Target
    2026-10-22_8e4acfc26524ede13d7d9b9ad80adcf5_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample261024-frxpssswcy
  • SHA256 812c1c2861c8fe1305cdb7b8082287443817600d614c5027017429c00a03c433
  • 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 33 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 33 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_8e4acfc26524ede13d7d9b9ad80adcf5_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_8e4acfc26524ede13d7d9b9ad80adcf5_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:4728
    • C:\Windows\{6E6EE201-D70A-41f3-9B0B-84D5C109D737}.exe
      C:\Windows\{6E6EE201-D70A-41f3-9B0B-84D5C109D737}.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:3024
      • C:\Windows\{8DE68FA9-FF4F-4afb-8A72-47F6DAC86E92}.exe
        C:\Windows\{8DE68FA9-FF4F-4afb-8A72-47F6DAC86E92}.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:4856
        • C:\Windows\{0D99B5BA-68BF-4f65-A1CB-4635D27C180C}.exe
          C:\Windows\{0D99B5BA-68BF-4f65-A1CB-4635D27C180C}.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:4120
          • C:\Windows\{0192405E-C028-454d-AC70-9E8739307351}.exe
            C:\Windows\{0192405E-C028-454d-AC70-9E8739307351}.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:980
            • C:\Windows\{98F40EA7-72DD-4eb8-BF4D-54B978215DCC}.exe
              C:\Windows\{98F40EA7-72DD-4eb8-BF4D-54B978215DCC}.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:3264
              • C:\Windows\{6F19C017-4AF6-4d28-8F45-07271CD8C3BB}.exe
                C:\Windows\{6F19C017-4AF6-4d28-8F45-07271CD8C3BB}.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:4848
                • C:\Windows\{128B5171-F372-46e8-87C6-21412F9DC37E}.exe
                  C:\Windows\{128B5171-F372-46e8-87C6-21412F9DC37E}.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:4372
                  • C:\Windows\{827442DE-8F31-4d32-A258-65F57B853669}.exe
                    C:\Windows\{827442DE-8F31-4d32-A258-65F57B853669}.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:1984
                    • C:\Windows\{F1FBF3DB-B693-472d-B99D-C750BD3BFC30}.exe
                      C:\Windows\{F1FBF3DB-B693-472d-B99D-C750BD3BFC30}.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:3916
                      • C:\Windows\{70229058-77F0-4f99-936A-F99D2CDAF526}.exe
                        C:\Windows\{70229058-77F0-4f99-936A-F99D2CDAF526}.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:1652
                        • C:\Windows\{95A57B3A-338B-46ff-AB4A-9995CE2E11D2}.exe
                          C:\Windows\{95A57B3A-338B-46ff-AB4A-9995CE2E11D2}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:2400
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{70229~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4212
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F1FBF~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2868
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{82744~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:4544
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{128B5~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4824
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{6F19C~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3732
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{98F40~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4084
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{01924~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4580
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{0D99B~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2492
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{8DE68~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:528
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{6E6EE~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1616
    • 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:3444

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0192405E-C028-454d-AC70-9E8739307351}.exe

        • Path C:\Windows\{0192405E-C028-454d-AC70-9E8739307351}.exe
        • Size 60KB
        • SHA256 38071130a8afc585f1cfdf940a1c954b389b91473a47e86fc6ab3062270f146f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0D99B5BA-68BF-4f65-A1CB-4635D27C180C}.exe

        • Path C:\Windows\{0D99B5BA-68BF-4f65-A1CB-4635D27C180C}.exe
        • Size 60KB
        • SHA256 b47a87c26b313943c15ec2a872a5b8d14c133b7cafcec82126802c43c48737c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {128B5171-F372-46e8-87C6-21412F9DC37E}.exe

        • Path C:\Windows\{128B5171-F372-46e8-87C6-21412F9DC37E}.exe
        • Size 60KB
        • SHA256 61d15a210394d14382a004b1cb9b9989e87395ce2883dfb46fe7c424f8e36a1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6E6EE201-D70A-41f3-9B0B-84D5C109D737}.exe

        • Path C:\Windows\{6E6EE201-D70A-41f3-9B0B-84D5C109D737}.exe
        • Size 60KB
        • SHA256 2f946661308bea8b60408cb2292b452fd76d15e492ad3e049c213d67781481fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6F19C017-4AF6-4d28-8F45-07271CD8C3BB}.exe

        • Path C:\Windows\{6F19C017-4AF6-4d28-8F45-07271CD8C3BB}.exe
        • Size 60KB
        • SHA256 3d09322c104ac2199316274535d1cf6111bacb1369a7226a59632e5688baee7b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {70229058-77F0-4f99-936A-F99D2CDAF526}.exe

        • Path C:\Windows\{70229058-77F0-4f99-936A-F99D2CDAF526}.exe
        • Size 60KB
        • SHA256 d4e8662b512594477e324ca37a17459feb6ce217af1c347e4df814f3b7ab7082
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {827442DE-8F31-4d32-A258-65F57B853669}.exe

        • Path C:\Windows\{827442DE-8F31-4d32-A258-65F57B853669}.exe
        • Size 60KB
        • SHA256 aeb88a73856338f9eccfd5295c9c83b3f5c1ed3744b81e6f6dfcf4ba64511c07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8DE68FA9-FF4F-4afb-8A72-47F6DAC86E92}.exe

        • Path C:\Windows\{8DE68FA9-FF4F-4afb-8A72-47F6DAC86E92}.exe
        • Size 60KB
        • SHA256 5c2a6519f03b1921fd10e926134c3aabe82003a5631d57f1f3a46cb7c74a03ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {95A57B3A-338B-46ff-AB4A-9995CE2E11D2}.exe

        • Path C:\Windows\{95A57B3A-338B-46ff-AB4A-9995CE2E11D2}.exe
        • Size 60KB
        • SHA256 4cbc210044e0b4133a043e8abbfa5b665286faa53f8d5bcfe372002e54f9c01c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {98F40EA7-72DD-4eb8-BF4D-54B978215DCC}.exe

        • Path C:\Windows\{98F40EA7-72DD-4eb8-BF4D-54B978215DCC}.exe
        • Size 60KB
        • SHA256 025d81b541064f7dc7d36f811a6b4eb7eb3c323dea5af8cab477ca13d56a7c3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F1FBF3DB-B693-472d-B99D-C750BD3BFC30}.exe

        • Path C:\Windows\{F1FBF3DB-B693-472d-B99D-C750BD3BFC30}.exe
        • Size 60KB
        • SHA256 2805bba9c28ef143624f09cae82c9f6532f4b5d50b78c4dca71a3aac7d0b0867
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/980-28-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1652-58-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1652-62-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1984-47-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/1984-51-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/2400-65-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3024-12-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3024-5-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3024-8-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3264-30-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3264-34-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3916-52-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/3916-57-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4120-25-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4120-19-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4372-45-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4728-0-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4728-6-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4728-1-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4848-41-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4856-17-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/4856-13-0x0000000000400000-0x0000000000410000-memory.dmp