Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 19:38

General

  • Target
    2026-05-31_b7868cb637db3e9094d9f1a960ee80dc_elex_wannacry.exe
  • Size 89KB
  • Sample260531-ycsfmshs5k
  • SHA256 644828df323a510ff889adacb2218dd0e9c639a3ebb3f8208e07a2cfcbfbd009
  • 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 9 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 18 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Drops file in Windows directory 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 19 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 9 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-31_b7868cb637db3e9094d9f1a960ee80dc_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_b7868cb637db3e9094d9f1a960ee80dc_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:4516
    • C:\Windows\{0D6A4863-D2DA-4bbf-AC49-505692E166E4}.exe
      C:\Windows\{0D6A4863-D2DA-4bbf-AC49-505692E166E4}.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:1040
      • C:\Windows\{98D42D2B-9E01-4011-ACB2-58B744AA9747}.exe
        C:\Windows\{98D42D2B-9E01-4011-ACB2-58B744AA9747}.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:5008
        • C:\Windows\{21E2AF16-963A-4c7b-BAFA-AE7674B0D02E}.exe
          C:\Windows\{21E2AF16-963A-4c7b-BAFA-AE7674B0D02E}.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:2080
          • C:\Windows\{244A09DD-8F72-4462-B55C-6020E49AB05F}.exe
            C:\Windows\{244A09DD-8F72-4462-B55C-6020E49AB05F}.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:4452
            • C:\Windows\{6909149B-C634-4cb2-84D7-0606D5CCFFC2}.exe
              C:\Windows\{6909149B-C634-4cb2-84D7-0606D5CCFFC2}.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:1564
              • C:\Windows\{ECA12717-BA08-492c-80EE-106D6F45F1E6}.exe
                C:\Windows\{ECA12717-BA08-492c-80EE-106D6F45F1E6}.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:4972
                • C:\Windows\{B052B14B-2FBC-4973-998E-9E7A44DA53F2}.exe
                  C:\Windows\{B052B14B-2FBC-4973-998E-9E7A44DA53F2}.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:936
                  • C:\Windows\{BB2425E3-0E9C-46cf-A9BD-18D2D3467D6A}.exe
                    C:\Windows\{BB2425E3-0E9C-46cf-A9BD-18D2D3467D6A}.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:3904
                    • C:\Windows\{5B255F80-E69E-4388-9371-06D92B736999}.exe
                      C:\Windows\{5B255F80-E69E-4388-9371-06D92B736999}.exe
                      10⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:3716
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{BB242~1.EXE > nul
                      10⤵
                      • System Location Discovery: System Language Discovery
                      PID:4968
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{B052B~1.EXE > nul
                    9⤵
                    • System Location Discovery: System Language Discovery
                    PID:2236
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{ECA12~1.EXE > nul
                  8⤵
                  • System Location Discovery: System Language Discovery
                  PID:1440
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{69091~1.EXE > nul
                7⤵
                • System Location Discovery: System Language Discovery
                PID:1916
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{244A0~1.EXE > nul
              6⤵
              • System Location Discovery: System Language Discovery
              PID:940
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{21E2A~1.EXE > nul
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4656
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{98D42~1.EXE > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2072
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{0D6A4~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2344
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3616

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {0D6A4863-D2DA-4bbf-AC49-505692E166E4}.exe

        • Path C:\Windows\{0D6A4863-D2DA-4bbf-AC49-505692E166E4}.exe
        • Size 89KB
        • SHA256 330af84f77d14b23f52188607dd579558703188558b151e7eaf1a4abbd05de9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {21E2AF16-963A-4c7b-BAFA-AE7674B0D02E}.exe

        • Path C:\Windows\{21E2AF16-963A-4c7b-BAFA-AE7674B0D02E}.exe
        • Size 89KB
        • SHA256 bcf7dca4002c2c9c6f1b74c1fddc1fb41254fe4d25edc48ff0af902136d706f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {244A09DD-8F72-4462-B55C-6020E49AB05F}.exe

        • Path C:\Windows\{244A09DD-8F72-4462-B55C-6020E49AB05F}.exe
        • Size 89KB
        • SHA256 4b038590ad0cf75a03451e269618019a1821273b1c6fc9341af30c488e091b4f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5B255F80-E69E-4388-9371-06D92B736999}.exe

        • Path C:\Windows\{5B255F80-E69E-4388-9371-06D92B736999}.exe
        • Size 89KB
        • SHA256 de3bf93ed1efc14b7859160f2de11e6d218b234d090d0737c1f720045baaea60
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6909149B-C634-4cb2-84D7-0606D5CCFFC2}.exe

        • Path C:\Windows\{6909149B-C634-4cb2-84D7-0606D5CCFFC2}.exe
        • Size 89KB
        • SHA256 b54888f1c725f79b679116e1030e01f92565b026902865fb9d418aa19c7e0339
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {98D42D2B-9E01-4011-ACB2-58B744AA9747}.exe

        • Path C:\Windows\{98D42D2B-9E01-4011-ACB2-58B744AA9747}.exe
        • Size 89KB
        • SHA256 f150bd3acda0b48ddbd3893d78705ea886cfa361b775a3358afeb329215cbea5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B052B14B-2FBC-4973-998E-9E7A44DA53F2}.exe

        • Path C:\Windows\{B052B14B-2FBC-4973-998E-9E7A44DA53F2}.exe
        • Size 89KB
        • SHA256 e5c14e3fdd063644c650a7ff8c4d0c54fc1170fa53ea9d7ae03086f94d181b15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BB2425E3-0E9C-46cf-A9BD-18D2D3467D6A}.exe

        • Path C:\Windows\{BB2425E3-0E9C-46cf-A9BD-18D2D3467D6A}.exe
        • Size 89KB
        • SHA256 2983ba9d2350baf461dcebdbb199c02a0844fae5c327dc24ceb89f7d49747296
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {ECA12717-BA08-492c-80EE-106D6F45F1E6}.exe

        • Path C:\Windows\{ECA12717-BA08-492c-80EE-106D6F45F1E6}.exe
        • Size 89KB
        • SHA256 0255fe12ef33c4ddfe2dcf706bd040af42ee09e1d6116e78eb9033053d30e4de
        • MD5 SHA1 SHA512 SSDEEP TLSH