Analysis

  • max time kernel
    148s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/11/2026, 12:48

General

  • Target
    2026-11-05_ad1b5c192623f26c1c5c6c9e9da3a2b4_elex_remcos_wannacry.exe
  • Size 59KB
  • Sample261106-p12jsabh44
  • SHA256 6ec604d958f4efb388860f17ea44ab349ee1f0f52b1309692758ac73e1e7dadb
  • 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
  • Custom signature
    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\2026-11-05_ad1b5c192623f26c1c5c6c9e9da3a2b4_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-05_ad1b5c192623f26c1c5c6c9e9da3a2b4_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:2928
    • C:\Windows\{3B6C69DF-7CEC-4dde-911F-01D25D31D1CB}.exe
      C:\Windows\{3B6C69DF-7CEC-4dde-911F-01D25D31D1CB}.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:2004
      • C:\Windows\{8265737B-5E17-49c2-A702-225BCF91FB2D}.exe
        C:\Windows\{8265737B-5E17-49c2-A702-225BCF91FB2D}.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:4552
        • C:\Windows\{91707855-0A82-4677-A800-D474245BD0A0}.exe
          C:\Windows\{91707855-0A82-4677-A800-D474245BD0A0}.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:2424
          • C:\Windows\{8EF682BA-4C73-44ac-813C-D5A19A28272D}.exe
            C:\Windows\{8EF682BA-4C73-44ac-813C-D5A19A28272D}.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:2052
            • C:\Windows\{437B80D8-2D4F-49e2-BD90-B7A1CD0CCEE1}.exe
              C:\Windows\{437B80D8-2D4F-49e2-BD90-B7A1CD0CCEE1}.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:5948
              • C:\Windows\{65A60B36-68DE-4bcc-9BB6-EB11ED1CC43E}.exe
                C:\Windows\{65A60B36-68DE-4bcc-9BB6-EB11ED1CC43E}.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:5076
                • C:\Windows\{AB0D1C8C-F086-46a2-8EC3-19F1768E3110}.exe
                  C:\Windows\{AB0D1C8C-F086-46a2-8EC3-19F1768E3110}.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:4752
                  • C:\Windows\{CA082FF4-7739-4fa2-9BC0-CF08E85C934E}.exe
                    C:\Windows\{CA082FF4-7739-4fa2-9BC0-CF08E85C934E}.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:2228
                    • C:\Windows\{8094560E-8B75-4602-921C-470D56C8B6D8}.exe
                      C:\Windows\{8094560E-8B75-4602-921C-470D56C8B6D8}.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:2908
                      • C:\Windows\{B524EB03-E84A-4fee-B10D-69E590FCE8EA}.exe
                        C:\Windows\{B524EB03-E84A-4fee-B10D-69E590FCE8EA}.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:3056
                        • C:\Windows\{945043A9-3476-46bd-B8BB-B1BEFA3162AC}.exe
                          C:\Windows\{945043A9-3476-46bd-B8BB-B1BEFA3162AC}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4904
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{B524E~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3984
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{80945~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:4600
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{CA082~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3524
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{AB0D1~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:4008
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{65A60~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:4856
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{437B8~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4548
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{8EF68~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:5576
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{91707~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4232
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{82657~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3224
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{3B6C6~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:3564
    • 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:4224

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {3B6C69DF-7CEC-4dde-911F-01D25D31D1CB}.exe

        • Path C:\Windows\{3B6C69DF-7CEC-4dde-911F-01D25D31D1CB}.exe
        • Size 59KB
        • SHA256 999e5a86a35d72480db5f68bbbebcc4c35434d95909474d4f6bfdbe88fc640f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {437B80D8-2D4F-49e2-BD90-B7A1CD0CCEE1}.exe

        • Path C:\Windows\{437B80D8-2D4F-49e2-BD90-B7A1CD0CCEE1}.exe
        • Size 59KB
        • SHA256 c41d2ba2f664f157df2b6d7bece1fdaa967727194bf4b5d4b8f1416a5cd5b07e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {65A60B36-68DE-4bcc-9BB6-EB11ED1CC43E}.exe

        • Path C:\Windows\{65A60B36-68DE-4bcc-9BB6-EB11ED1CC43E}.exe
        • Size 59KB
        • SHA256 57b3848609b3e1b3933948f1e2d41047bb2158e819a6754bdcc6fbf71d7cfe7f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8094560E-8B75-4602-921C-470D56C8B6D8}.exe

        • Path C:\Windows\{8094560E-8B75-4602-921C-470D56C8B6D8}.exe
        • Size 59KB
        • SHA256 865c2041d974783c227d4090fb6fb803401600316feac9400747b36f7d148b3c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8265737B-5E17-49c2-A702-225BCF91FB2D}.exe

        • Path C:\Windows\{8265737B-5E17-49c2-A702-225BCF91FB2D}.exe
        • Size 59KB
        • SHA256 679165aaafbf9556f13833b9e5dbe85705931d4cce3c55759d0026fc4dcfd29a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8EF682BA-4C73-44ac-813C-D5A19A28272D}.exe

        • Path C:\Windows\{8EF682BA-4C73-44ac-813C-D5A19A28272D}.exe
        • Size 59KB
        • SHA256 b1125846903d06a0ff879db16dde7ecbc7b228f6759b1204b992c780cce5ef63
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {91707855-0A82-4677-A800-D474245BD0A0}.exe

        • Path C:\Windows\{91707855-0A82-4677-A800-D474245BD0A0}.exe
        • Size 59KB
        • SHA256 b4c5bfc2a29a99f1b0313a157b75be63c4a63e490063b6d1db023e73a9dce776
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {945043A9-3476-46bd-B8BB-B1BEFA3162AC}.exe

        • Path C:\Windows\{945043A9-3476-46bd-B8BB-B1BEFA3162AC}.exe
        • Size 59KB
        • SHA256 0e018c25afc53215b03e99728135986c0997e0a14ebaf84dc7a68e84a2f9337e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {AB0D1C8C-F086-46a2-8EC3-19F1768E3110}.exe

        • Path C:\Windows\{AB0D1C8C-F086-46a2-8EC3-19F1768E3110}.exe
        • Size 59KB
        • SHA256 918d5f713bcdddbe368e89638bdbb90eda0581d0828e8a932972cd067778dc8b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B524EB03-E84A-4fee-B10D-69E590FCE8EA}.exe

        • Path C:\Windows\{B524EB03-E84A-4fee-B10D-69E590FCE8EA}.exe
        • Size 59KB
        • SHA256 3eafe954844ae90911070286494dcc4714351f97177707dbd60b84374e5dd25f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CA082FF4-7739-4fa2-9BC0-CF08E85C934E}.exe

        • Path C:\Windows\{CA082FF4-7739-4fa2-9BC0-CF08E85C934E}.exe
        • Size 59KB
        • SHA256 20c8396a60d1fdaecdb4b20fa3ee7dcfeda2021f465e5c3ab570abf0dda2f3fa
        • MD5 SHA1 SHA512 SSDEEP TLSH