Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/07/2026, 15:01

General

  • Target
    2026-07-28_df439444f2959a567733b3ec79ca3655_elex_wannacry.exe
  • Size 59KB
  • Sample260728-sdzy8azvcx
  • SHA256 5dff4dc00acfb591d2b15f8cd421253f13f4e2aa33251f52507d7cd0430e65bc
  • 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
  • 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\2026-07-28_df439444f2959a567733b3ec79ca3655_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_df439444f2959a567733b3ec79ca3655_elex_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:4664
    • C:\Windows\{55BAC0FB-0457-46cb-86D2-F114B3836BDA}.exe
      C:\Windows\{55BAC0FB-0457-46cb-86D2-F114B3836BDA}.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:5316
      • C:\Windows\{4D15E5F3-B359-49cb-8A77-F0F5E86F08FE}.exe
        C:\Windows\{4D15E5F3-B359-49cb-8A77-F0F5E86F08FE}.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:1408
        • C:\Windows\{7BE19939-7DC3-4c57-9326-CCCE868081A5}.exe
          C:\Windows\{7BE19939-7DC3-4c57-9326-CCCE868081A5}.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:5020
          • C:\Windows\{B6AA1F72-9358-4223-A811-3D119914B83E}.exe
            C:\Windows\{B6AA1F72-9358-4223-A811-3D119914B83E}.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:2284
            • C:\Windows\{6C10729E-D207-4777-B7B1-4CCFC1B21AD6}.exe
              C:\Windows\{6C10729E-D207-4777-B7B1-4CCFC1B21AD6}.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:3404
              • C:\Windows\{2E4724FE-07CA-47b7-970B-9F488F92CC90}.exe
                C:\Windows\{2E4724FE-07CA-47b7-970B-9F488F92CC90}.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:3260
                • C:\Windows\{9E397435-1055-47c2-A1E0-5179D086042E}.exe
                  C:\Windows\{9E397435-1055-47c2-A1E0-5179D086042E}.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:4904
                  • C:\Windows\{4D91C3E3-5640-441c-8E71-F76F7BB7CDA1}.exe
                    C:\Windows\{4D91C3E3-5640-441c-8E71-F76F7BB7CDA1}.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:5204
                    • C:\Windows\{A7EC6EAC-1D47-40d1-8AAC-5EC7E462EAC4}.exe
                      C:\Windows\{A7EC6EAC-1D47-40d1-8AAC-5EC7E462EAC4}.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:3096
                      • C:\Windows\{DB9CEA7F-BEF9-4350-83B0-5535636ACA21}.exe
                        C:\Windows\{DB9CEA7F-BEF9-4350-83B0-5535636ACA21}.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:1168
                        • C:\Windows\{7A04D0AA-DEF6-41bd-AADA-4DA0945D46D3}.exe
                          C:\Windows\{7A04D0AA-DEF6-41bd-AADA-4DA0945D46D3}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:1548
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{DB9CE~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:1844
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{A7EC6~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:416
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{4D91C~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3724
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{9E397~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5832
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{2E472~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:544
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{6C107~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:5040
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{B6AA1~1.EXE > nul
              6⤵
              • 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\{7BE19~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2908
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{4D15E~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:5460
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{55BAC~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:5620
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:5664

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {2E4724FE-07CA-47b7-970B-9F488F92CC90}.exe

        • Path C:\Windows\{2E4724FE-07CA-47b7-970B-9F488F92CC90}.exe
        • Size 59KB
        • SHA256 bfc8ed05ef365dfac6671a474cf22956eae92a6cf19a20b981f0b2d26c3bfb6b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D15E5F3-B359-49cb-8A77-F0F5E86F08FE}.exe

        • Path C:\Windows\{4D15E5F3-B359-49cb-8A77-F0F5E86F08FE}.exe
        • Size 59KB
        • SHA256 2efaf37b5e7d999caa8c8abcc3bf8b6257e9a48c3e0f37c1e7ddfa9ea995c487
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D91C3E3-5640-441c-8E71-F76F7BB7CDA1}.exe

        • Path C:\Windows\{4D91C3E3-5640-441c-8E71-F76F7BB7CDA1}.exe
        • Size 59KB
        • SHA256 6d52fee73b47ab242614f86805f1526ec78f1e22895f071e32dd43487b3d9263
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {55BAC0FB-0457-46cb-86D2-F114B3836BDA}.exe

        • Path C:\Windows\{55BAC0FB-0457-46cb-86D2-F114B3836BDA}.exe
        • Size 59KB
        • SHA256 af1432977695d11c1f17f63ca2e89083652ec3748c5b355b6a52558c3a5ddb0f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6C10729E-D207-4777-B7B1-4CCFC1B21AD6}.exe

        • Path C:\Windows\{6C10729E-D207-4777-B7B1-4CCFC1B21AD6}.exe
        • Size 59KB
        • SHA256 01b7a2382b762225dd2744e95cb1468db92ae24545602e877a4d8c50c2ba8494
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7A04D0AA-DEF6-41bd-AADA-4DA0945D46D3}.exe

        • Path C:\Windows\{7A04D0AA-DEF6-41bd-AADA-4DA0945D46D3}.exe
        • Size 59KB
        • SHA256 a3cd07607454fdbd332608c635b2620e2c9469d684356d49f1ec194b28d9d01e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7BE19939-7DC3-4c57-9326-CCCE868081A5}.exe

        • Path C:\Windows\{7BE19939-7DC3-4c57-9326-CCCE868081A5}.exe
        • Size 59KB
        • SHA256 07d1464bf858f7423a8236a016d2439296b33fb473d54067d8efc3d8867b150e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9E397435-1055-47c2-A1E0-5179D086042E}.exe

        • Path C:\Windows\{9E397435-1055-47c2-A1E0-5179D086042E}.exe
        • Size 59KB
        • SHA256 d48f980bd1fdce0b2b8f7ab5d40e742643eeeefa2cb9292652cb6bfd8bf7def6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A7EC6EAC-1D47-40d1-8AAC-5EC7E462EAC4}.exe

        • Path C:\Windows\{A7EC6EAC-1D47-40d1-8AAC-5EC7E462EAC4}.exe
        • Size 59KB
        • SHA256 704120103ebdd213f5b21e07975d4b6d6dece4f66db3692a1e5df41bb77127df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B6AA1F72-9358-4223-A811-3D119914B83E}.exe

        • Path C:\Windows\{B6AA1F72-9358-4223-A811-3D119914B83E}.exe
        • Size 59KB
        • SHA256 1d6a8a3e6e2f751ca61e7f319f3d8ae9975dec39bd9a1214b5fb5232a0a97bb5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DB9CEA7F-BEF9-4350-83B0-5535636ACA21}.exe

        • Path C:\Windows\{DB9CEA7F-BEF9-4350-83B0-5535636ACA21}.exe
        • Size 59KB
        • SHA256 50e6373157a6089ab3212a008b9422515cfe41d412bcd5b1f3eae4a207979b9e
        • MD5 SHA1 SHA512 SSDEEP TLSH