Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 03:34

General

  • Target
    2026-08-01_2f15bc68dae2500b7fd5b2829cf237fd_elex_remcos_wannacry.exe
  • Size 79KB
  • Sample260801-d44yjadp2w
  • SHA256 d8c02864547342da464bd817512e0c8ee4aaabc172c0c40afc6131f07ae0454f
  • 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
  • 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\2026-08-01_2f15bc68dae2500b7fd5b2829cf237fd_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_2f15bc68dae2500b7fd5b2829cf237fd_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:4632
    • C:\Windows\{34AAF45E-0069-4f4c-944C-271AD6E62CB0}.exe
      C:\Windows\{34AAF45E-0069-4f4c-944C-271AD6E62CB0}.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:124
      • C:\Windows\{19342B88-E4E6-4158-B064-FBB6475BDF42}.exe
        C:\Windows\{19342B88-E4E6-4158-B064-FBB6475BDF42}.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:3860
        • C:\Windows\{07E200C5-A7A3-4ddc-92B7-8CDA1593B4B2}.exe
          C:\Windows\{07E200C5-A7A3-4ddc-92B7-8CDA1593B4B2}.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:3548
          • C:\Windows\{0D31FF93-CCF4-4c49-9D47-3745D8E371B7}.exe
            C:\Windows\{0D31FF93-CCF4-4c49-9D47-3745D8E371B7}.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:4468
            • C:\Windows\{D6E03B56-E228-4c6e-A743-33072FCC836D}.exe
              C:\Windows\{D6E03B56-E228-4c6e-A743-33072FCC836D}.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:5964
              • C:\Windows\{02BF47E9-8B02-4e51-B851-C2A02BFE7EF2}.exe
                C:\Windows\{02BF47E9-8B02-4e51-B851-C2A02BFE7EF2}.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:5580
                • C:\Windows\{5EF30B2E-016C-450f-B448-D49CE2A9AB74}.exe
                  C:\Windows\{5EF30B2E-016C-450f-B448-D49CE2A9AB74}.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:3004
                  • C:\Windows\{C5A3E2E6-7BB0-4e55-9578-CAEE5062A589}.exe
                    C:\Windows\{C5A3E2E6-7BB0-4e55-9578-CAEE5062A589}.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:5188
                    • C:\Windows\{F9C1CE2C-802A-4865-AB3D-F3063CECABC1}.exe
                      C:\Windows\{F9C1CE2C-802A-4865-AB3D-F3063CECABC1}.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:1392
                      • C:\Windows\{068DC66E-2DA2-48d3-B9EC-F573F88A1668}.exe
                        C:\Windows\{068DC66E-2DA2-48d3-B9EC-F573F88A1668}.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:3476
                        • C:\Windows\{1CCFACC3-21A8-4895-BFC9-50F447C3047D}.exe
                          C:\Windows\{1CCFACC3-21A8-4895-BFC9-50F447C3047D}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:6132
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{068DC~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:1416
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F9C1C~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:5588
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{C5A3E~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:3940
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{5EF30~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1724
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{02BF4~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:568
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{D6E03~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:1096
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{0D31F~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:2544
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{07E20~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:4696
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{19342~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:2764
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{34AAF~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:6008
    • 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:808

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {02BF47E9-8B02-4e51-B851-C2A02BFE7EF2}.exe

        • Path C:\Windows\{02BF47E9-8B02-4e51-B851-C2A02BFE7EF2}.exe
        • Size 79KB
        • SHA256 47ac891735b1363e490ab4db20c39e2c3f596688f8ccf84418e7131b42ea4267
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {068DC66E-2DA2-48d3-B9EC-F573F88A1668}.exe

        • Path C:\Windows\{068DC66E-2DA2-48d3-B9EC-F573F88A1668}.exe
        • Size 79KB
        • SHA256 079e276425b3301ca1cd04f7de9e22ff6fe9751947f403e19adb72cdb5119c55
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {07E200C5-A7A3-4ddc-92B7-8CDA1593B4B2}.exe

        • Path C:\Windows\{07E200C5-A7A3-4ddc-92B7-8CDA1593B4B2}.exe
        • Size 79KB
        • SHA256 be83da142fb89e8d7581b2bb1c2aa19b23944c4e3a7c53d3e11670e739b5cbcd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {0D31FF93-CCF4-4c49-9D47-3745D8E371B7}.exe

        • Path C:\Windows\{0D31FF93-CCF4-4c49-9D47-3745D8E371B7}.exe
        • Size 79KB
        • SHA256 7cfb706a86de0789dcdcd63066e125f7f09968a4560a29c50bdfb7c38588f972
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {19342B88-E4E6-4158-B064-FBB6475BDF42}.exe

        • Path C:\Windows\{19342B88-E4E6-4158-B064-FBB6475BDF42}.exe
        • Size 79KB
        • SHA256 3dc83f9aaa486e8cdd771d2917ef0793f1ed0f64a8d83d15ea5ddd4585d3f29a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1CCFACC3-21A8-4895-BFC9-50F447C3047D}.exe

        • Path C:\Windows\{1CCFACC3-21A8-4895-BFC9-50F447C3047D}.exe
        • Size 79KB
        • SHA256 6de02614850380c3a4f565685341a1ac849727fdd60025a95ef3f475cb73eeca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {34AAF45E-0069-4f4c-944C-271AD6E62CB0}.exe

        • Path C:\Windows\{34AAF45E-0069-4f4c-944C-271AD6E62CB0}.exe
        • Size 79KB
        • SHA256 ad4ad7d1837bf750f8241814a44eb7c8e1600ffc82b96fffc069fd3b07cee6e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5EF30B2E-016C-450f-B448-D49CE2A9AB74}.exe

        • Path C:\Windows\{5EF30B2E-016C-450f-B448-D49CE2A9AB74}.exe
        • Size 79KB
        • SHA256 758e7b1a44bbcf047a38eb9614336eb6aa4f91183f02a239dd9547d938166484
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C5A3E2E6-7BB0-4e55-9578-CAEE5062A589}.exe

        • Path C:\Windows\{C5A3E2E6-7BB0-4e55-9578-CAEE5062A589}.exe
        • Size 79KB
        • SHA256 8695aeb65ba459b63a015204faf95306d45a6b684cda8684fa990c5eae2d6032
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D6E03B56-E228-4c6e-A743-33072FCC836D}.exe

        • Path C:\Windows\{D6E03B56-E228-4c6e-A743-33072FCC836D}.exe
        • Size 79KB
        • SHA256 1f964550d31c218a33693064f665b74ae230bcd49b4e38b66ce07e70885af58a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F9C1CE2C-802A-4865-AB3D-F3063CECABC1}.exe

        • Path C:\Windows\{F9C1CE2C-802A-4865-AB3D-F3063CECABC1}.exe
        • Size 79KB
        • SHA256 df1c701a85ac31e61d7ba402da10dab608782db11ce776c94747d7d62b698959
        • MD5 SHA1 SHA512 SSDEEP TLSH