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
    10/08/2026, 21:55

General

  • Target
    2026-08-10_b2d70966f2ba77a92baac7396fc18c3c_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260810-1synpszbkc
  • SHA256 379002c13ef20be56185615aff54a03ded66e27f3877b88cc2c66eca797b441e
  • 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\2026-08-10_b2d70966f2ba77a92baac7396fc18c3c_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_b2d70966f2ba77a92baac7396fc18c3c_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:1104
    • C:\Windows\{60CBBBE0-2C26-403c-A37C-F6983B75699F}.exe
      C:\Windows\{60CBBBE0-2C26-403c-A37C-F6983B75699F}.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:1648
      • C:\Windows\{4D06EF6A-AEAA-4001-9C3D-335FA7A72FD9}.exe
        C:\Windows\{4D06EF6A-AEAA-4001-9C3D-335FA7A72FD9}.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:5092
        • C:\Windows\{DB10BE39-2FD2-41c4-8C7D-DE42E5976D45}.exe
          C:\Windows\{DB10BE39-2FD2-41c4-8C7D-DE42E5976D45}.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:1392
          • C:\Windows\{95A407F6-4731-4ce7-B048-770FAFE59371}.exe
            C:\Windows\{95A407F6-4731-4ce7-B048-770FAFE59371}.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:1984
            • C:\Windows\{9704EA95-0AB3-4d79-BABE-EC8221D78EFF}.exe
              C:\Windows\{9704EA95-0AB3-4d79-BABE-EC8221D78EFF}.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:5888
              • C:\Windows\{19707FEB-0E34-465c-9B23-E4F5D8978689}.exe
                C:\Windows\{19707FEB-0E34-465c-9B23-E4F5D8978689}.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:5468
                • C:\Windows\{CB05A295-4BB7-41a7-A86E-29CCE9B62979}.exe
                  C:\Windows\{CB05A295-4BB7-41a7-A86E-29CCE9B62979}.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:1672
                  • C:\Windows\{CE8E6BEE-F85B-4058-B5E4-F90207EA8F46}.exe
                    C:\Windows\{CE8E6BEE-F85B-4058-B5E4-F90207EA8F46}.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:3888
                    • C:\Windows\{EA626144-192F-42de-A0DB-260A0A0A4E69}.exe
                      C:\Windows\{EA626144-192F-42de-A0DB-260A0A0A4E69}.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:920
                      • C:\Windows\{DBBCBCCB-0389-47d4-988B-3D6C98F94AC1}.exe
                        C:\Windows\{DBBCBCCB-0389-47d4-988B-3D6C98F94AC1}.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:5072
                        • C:\Windows\{1945CCF8-D93F-449a-BD05-7E96497FD8BE}.exe
                          C:\Windows\{1945CCF8-D93F-449a-BD05-7E96497FD8BE}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:4172
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{DBBCB~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:3268
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{EA626~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3372
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{CE8E6~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1180
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{CB05A~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:5316
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{19707~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:3824
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{9704E~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:2792
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{95A40~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:5780
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{DB10B~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:5712
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{4D06E~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1304
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{60CBB~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:4308
    • 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:3624

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1945CCF8-D93F-449a-BD05-7E96497FD8BE}.exe

        • Path C:\Windows\{1945CCF8-D93F-449a-BD05-7E96497FD8BE}.exe
        • Size 60KB
        • SHA256 d8c70d43049ac7e6541560be3c870bb5bb5e79cfe7ac2c6d13e6dec25095fa7e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {19707FEB-0E34-465c-9B23-E4F5D8978689}.exe

        • Path C:\Windows\{19707FEB-0E34-465c-9B23-E4F5D8978689}.exe
        • Size 60KB
        • SHA256 c328d8ea3cabd909981049d86bdccf13a7957aaac05b451f117550ef7c8067b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {4D06EF6A-AEAA-4001-9C3D-335FA7A72FD9}.exe

        • Path C:\Windows\{4D06EF6A-AEAA-4001-9C3D-335FA7A72FD9}.exe
        • Size 60KB
        • SHA256 70972cc928e6a0e2d233afbcea665513e59680181c224903f8f42f708697622f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {60CBBBE0-2C26-403c-A37C-F6983B75699F}.exe

        • Path C:\Windows\{60CBBBE0-2C26-403c-A37C-F6983B75699F}.exe
        • Size 60KB
        • SHA256 fd4d08355f6a1c3f7ce69cfe1d343240d68d69db8b25c80ff7619ded1e57bdb9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {95A407F6-4731-4ce7-B048-770FAFE59371}.exe

        • Path C:\Windows\{95A407F6-4731-4ce7-B048-770FAFE59371}.exe
        • Size 60KB
        • SHA256 50d6db02c4b67ffcdb7b100248c3b9e14ef9f91a432c500a8959a640056dc504
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9704EA95-0AB3-4d79-BABE-EC8221D78EFF}.exe

        • Path C:\Windows\{9704EA95-0AB3-4d79-BABE-EC8221D78EFF}.exe
        • Size 60KB
        • SHA256 4f1110437bd0ce22df005090f01f7a864b182b663f1d689ae8f346c467bf8f52
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CB05A295-4BB7-41a7-A86E-29CCE9B62979}.exe

        • Path C:\Windows\{CB05A295-4BB7-41a7-A86E-29CCE9B62979}.exe
        • Size 60KB
        • SHA256 68114af4e072a790c1e61c4cfb386cdce60a68ecd6e82246c858e3efd1651ded
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {CE8E6BEE-F85B-4058-B5E4-F90207EA8F46}.exe

        • Path C:\Windows\{CE8E6BEE-F85B-4058-B5E4-F90207EA8F46}.exe
        • Size 60KB
        • SHA256 676ad22b32e1f1208f4efe0b1c501758b22ecfa3072ec79ff9fcac3a537cc954
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DB10BE39-2FD2-41c4-8C7D-DE42E5976D45}.exe

        • Path C:\Windows\{DB10BE39-2FD2-41c4-8C7D-DE42E5976D45}.exe
        • Size 60KB
        • SHA256 34b1b15a208fea1d2be29b106fc1cac597dacd0413bda538d02f85f4f0c27727
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {DBBCBCCB-0389-47d4-988B-3D6C98F94AC1}.exe

        • Path C:\Windows\{DBBCBCCB-0389-47d4-988B-3D6C98F94AC1}.exe
        • Size 60KB
        • SHA256 55ac4d8799746d1d2b5d6802a89c978fa8b6ab3ae763f98b94427a4346d211e5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {EA626144-192F-42de-A0DB-260A0A0A4E69}.exe

        • Path C:\Windows\{EA626144-192F-42de-A0DB-260A0A0A4E69}.exe
        • Size 60KB
        • SHA256 30d3c4ab617ab47b6edc2df9be5f655ba16ded16fb19ca4a795334b4a14b1c3f
        • MD5 SHA1 SHA512 SSDEEP TLSH