Analysis

  • max time kernel
    149s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    06/05/2026, 10:21

General

  • Target
    2026-05-06_9fe38bf9a7f89d71ab8c1e65d1d42442_elex_rincux_wannacry.exe
  • Size 59KB
  • Sample260506-mdvrlsaz8j
  • SHA256 2baf48a027749375617dcdf962d08427d17a86d222d1e71553ad554b235d1478
  • 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
  • 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\2026-05-06_9fe38bf9a7f89d71ab8c1e65d1d42442_elex_rincux_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-06_9fe38bf9a7f89d71ab8c1e65d1d42442_elex_rincux_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:848
    • C:\Windows\{6BF23B22-5DBC-4b7e-9003-AEA10AB12205}.exe
      C:\Windows\{6BF23B22-5DBC-4b7e-9003-AEA10AB12205}.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:4908
      • C:\Windows\{4961BC61-BED8-4494-AEAE-5C821FA99D6E}.exe
        C:\Windows\{4961BC61-BED8-4494-AEAE-5C821FA99D6E}.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:4724
        • C:\Windows\{C0F86A3B-F04B-4d62-BF17-2D07F3ED83ED}.exe
          C:\Windows\{C0F86A3B-F04B-4d62-BF17-2D07F3ED83ED}.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:3800
          • C:\Windows\{DF84654C-0C84-4e6c-B75C-99C862B21288}.exe
            C:\Windows\{DF84654C-0C84-4e6c-B75C-99C862B21288}.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:2996
            • C:\Windows\{4FEC4288-98B6-45c4-84DA-6E3E03500A23}.exe
              C:\Windows\{4FEC4288-98B6-45c4-84DA-6E3E03500A23}.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:4308
              • C:\Windows\{D61E9AE4-F50C-41c5-910F-9790CBE05BB2}.exe
                C:\Windows\{D61E9AE4-F50C-41c5-910F-9790CBE05BB2}.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:2772
                • C:\Windows\{E2E23E3B-8551-4871-B5A2-8BFD900B3219}.exe
                  C:\Windows\{E2E23E3B-8551-4871-B5A2-8BFD900B3219}.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:2012
                  • C:\Windows\{79CFF6E1-DC37-45e1-BC13-82B25E3E399E}.exe
                    C:\Windows\{79CFF6E1-DC37-45e1-BC13-82B25E3E399E}.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:1924
                    • C:\Windows\{CC273A3C-8ECF-4a51-AA98-9DA3F2CF12DC}.exe
                      C:\Windows\{CC273A3C-8ECF-4a51-AA98-9DA3F2CF12DC}.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:588
                      • C:\Windows\{F9D1B208-BF9F-4b22-A0A9-C0701301A6D7}.exe
                        C:\Windows\{F9D1B208-BF9F-4b22-A0A9-C0701301A6D7}.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:1296
                        • C:\Windows\{EDF62CEE-412E-4f0e-8D55-6615D12FB465}.exe
                          C:\Windows\{EDF62CEE-412E-4f0e-8D55-6615D12FB465}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4324
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{F9D1B~1.EXE > nul
                          12⤵
                          • System Location Discovery: System Language Discovery
                          PID:680
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{CC273~1.EXE > nul
                        11⤵
                        • System Location Discovery: System Language Discovery
                        PID:3700
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{79CFF~1.EXE > nul
                      10⤵
                      • System Location Discovery: System Language Discovery
                      PID:424
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{E2E23~1.EXE > nul
                    9⤵
                    • System Location Discovery: System Language Discovery
                    PID:4976
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{D61E9~1.EXE > nul
                  8⤵
                  • System Location Discovery: System Language Discovery
                  PID:4352
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{4FEC4~1.EXE > nul
                7⤵
                • System Location Discovery: System Language Discovery
                PID:1876
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{DF846~1.EXE > nul
              6⤵
              • System Location Discovery: System Language Discovery
              PID:2888
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{C0F86~1.EXE > nul
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3084
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{4961B~1.EXE > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2236
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{6BF23~1.EXE > nul
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4272
    • 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:3248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {4961BC61-BED8-4494-AEAE-5C821FA99D6E}.exe

        • Path C:\Windows\{4961BC61-BED8-4494-AEAE-5C821FA99D6E}.exe
        • Size 59KB
        • SHA256 c9da6da74d6c18b76f8d69f2a66c4688c9286e6375f1774588dc7f1cdc384717
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4FEC4288-98B6-45c4-84DA-6E3E03500A23}.exe

        • Path C:\Windows\{4FEC4288-98B6-45c4-84DA-6E3E03500A23}.exe
        • Size 59KB
        • SHA256 d018f2b53cfc0ba751cd9483f7d70bdc970794509f643bd6af84edc2ec7b53bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {6BF23B22-5DBC-4b7e-9003-AEA10AB12205}.exe

        • Path C:\Windows\{6BF23B22-5DBC-4b7e-9003-AEA10AB12205}.exe
        • Size 59KB
        • SHA256 0d12568ae97cb7647e9b9184fb3fe9863a69bf4e3bab103da3e6c7fa906dd316
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {79CFF6E1-DC37-45e1-BC13-82B25E3E399E}.exe

        • Path C:\Windows\{79CFF6E1-DC37-45e1-BC13-82B25E3E399E}.exe
        • Size 59KB
        • SHA256 c51cdc410177d6f877a1c37b4b1353223ae493af6188afcd677b10a4d0746681
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C0F86A3B-F04B-4d62-BF17-2D07F3ED83ED}.exe

        • Path C:\Windows\{C0F86A3B-F04B-4d62-BF17-2D07F3ED83ED}.exe
        • Size 59KB
        • SHA256 bb26f2e0ed6dcb3bd78598a06565d7eb3472b7bf2f9442b9d94cf7fcf131131e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CC273A3C-8ECF-4a51-AA98-9DA3F2CF12DC}.exe

        • Path C:\Windows\{CC273A3C-8ECF-4a51-AA98-9DA3F2CF12DC}.exe
        • Size 59KB
        • SHA256 6d990febd778d8514e9648a0e1b40533d80c493e45f32deee5e764f6d211be45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D61E9AE4-F50C-41c5-910F-9790CBE05BB2}.exe

        • Path C:\Windows\{D61E9AE4-F50C-41c5-910F-9790CBE05BB2}.exe
        • Size 59KB
        • SHA256 5bd0cf908ef95180d0cdbb726471cbc08271ccf8093e43ff99d3fac000e3209b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DF84654C-0C84-4e6c-B75C-99C862B21288}.exe

        • Path C:\Windows\{DF84654C-0C84-4e6c-B75C-99C862B21288}.exe
        • Size 59KB
        • SHA256 2024b43bbdd371884fcf8641e31fa0ae1e66c79cc4cd513fb6c127833d418118
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E2E23E3B-8551-4871-B5A2-8BFD900B3219}.exe

        • Path C:\Windows\{E2E23E3B-8551-4871-B5A2-8BFD900B3219}.exe
        • Size 59KB
        • SHA256 4c8b74eeebca8aa7bb0fbcb692850fd20baefd76e00b72c3e1502ef6f808dfef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EDF62CEE-412E-4f0e-8D55-6615D12FB465}.exe

        • Path C:\Windows\{EDF62CEE-412E-4f0e-8D55-6615D12FB465}.exe
        • Size 59KB
        • SHA256 73ea1916554b3b0880e6f0b1da3f4a059c4247d5091e20e47c89426a5ee193d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F9D1B208-BF9F-4b22-A0A9-C0701301A6D7}.exe

        • Path C:\Windows\{F9D1B208-BF9F-4b22-A0A9-C0701301A6D7}.exe
        • Size 59KB
        • SHA256 9bdddc4414f7b2ea57e675016e5b3e299767c07b6a57249eff0d278dffededdc
        • MD5 SHA1 SHA512 SSDEEP TLSH