Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 00:03

General

  • Target
    2026-08-08_e1092dec585db31a93967325be44f249_elex_remcos_wannacry.exe
  • Size 60KB
  • Sample260809-ab93asz1cx
  • SHA256 a59635b83fbce337b4962bd1ddca9b101ea1a6e12ea37d982640741e717c9c95
  • 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\2026-08-08_e1092dec585db31a93967325be44f249_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_e1092dec585db31a93967325be44f249_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:4636
    • C:\Windows\{5C0FE0DB-2D09-4e8e-AB29-55E8D183D81B}.exe
      C:\Windows\{5C0FE0DB-2D09-4e8e-AB29-55E8D183D81B}.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:5912
      • C:\Windows\{D1E7685D-9CBF-42ab-ABDF-734639B62732}.exe
        C:\Windows\{D1E7685D-9CBF-42ab-ABDF-734639B62732}.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:5644
        • C:\Windows\{1B67804A-302B-4590-8D8B-B56F8F0AD900}.exe
          C:\Windows\{1B67804A-302B-4590-8D8B-B56F8F0AD900}.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:1584
          • C:\Windows\{B04D31BF-AC60-47cd-BF0E-9AF15D58B4C7}.exe
            C:\Windows\{B04D31BF-AC60-47cd-BF0E-9AF15D58B4C7}.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:1536
            • C:\Windows\{371911F4-A5D1-47bf-B4DB-EE53AE188BBE}.exe
              C:\Windows\{371911F4-A5D1-47bf-B4DB-EE53AE188BBE}.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:4252
              • C:\Windows\{A4AB3B60-A857-47b8-90E2-045D4578BBE6}.exe
                C:\Windows\{A4AB3B60-A857-47b8-90E2-045D4578BBE6}.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:2888
                • C:\Windows\{8466C6B5-D309-4179-878A-7B82FF95624A}.exe
                  C:\Windows\{8466C6B5-D309-4179-878A-7B82FF95624A}.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:2828
                  • C:\Windows\{1186B448-FC5A-43c5-8254-B65DBAA54B34}.exe
                    C:\Windows\{1186B448-FC5A-43c5-8254-B65DBAA54B34}.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:2108
                    • C:\Windows\{25189588-4623-40f5-B29A-60580CB0F03B}.exe
                      C:\Windows\{25189588-4623-40f5-B29A-60580CB0F03B}.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:4600
                      • C:\Windows\{9AA4DE13-B839-4354-B510-405D4183172B}.exe
                        C:\Windows\{9AA4DE13-B839-4354-B510-405D4183172B}.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:4788
                        • C:\Windows\{BDA93AA9-DFA5-4325-9894-46B800E3CE27}.exe
                          C:\Windows\{BDA93AA9-DFA5-4325-9894-46B800E3CE27}.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\{9AA4D~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4284
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{25189~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:2816
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{1186B~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:2476
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{8466C~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:1452
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{A4AB3~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2284
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{37191~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:6048
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{B04D3~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:4412
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{1B678~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:1540
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{D1E76~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3828
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{5C0FE~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1324
    • 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:2204

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1186B448-FC5A-43c5-8254-B65DBAA54B34}.exe

        • Path C:\Windows\{1186B448-FC5A-43c5-8254-B65DBAA54B34}.exe
        • Size 60KB
        • SHA256 602cc41927055580962f29405c9f30563d9158d0bf9b0abfb7fcc43a9920e032
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1B67804A-302B-4590-8D8B-B56F8F0AD900}.exe

        • Path C:\Windows\{1B67804A-302B-4590-8D8B-B56F8F0AD900}.exe
        • Size 60KB
        • SHA256 4c99fa9320743d807be43ae58faeed0b7b093b8881102a9215712c867af8e387
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {25189588-4623-40f5-B29A-60580CB0F03B}.exe

        • Path C:\Windows\{25189588-4623-40f5-B29A-60580CB0F03B}.exe
        • Size 60KB
        • SHA256 d67070f886c600beecf34d4fec6d61f11104e346e8ae8f074877d20e212bea88
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {371911F4-A5D1-47bf-B4DB-EE53AE188BBE}.exe

        • Path C:\Windows\{371911F4-A5D1-47bf-B4DB-EE53AE188BBE}.exe
        • Size 60KB
        • SHA256 bfa11515f1237f9412fc6f29a2d3c3c9102513f208b71fb3dbc69e1f53f277ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {5C0FE0DB-2D09-4e8e-AB29-55E8D183D81B}.exe

        • Path C:\Windows\{5C0FE0DB-2D09-4e8e-AB29-55E8D183D81B}.exe
        • Size 60KB
        • SHA256 a9e50e878d9f1cfdd8a19b549e8e98a403347d520310fae73289d5034bcec152
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {8466C6B5-D309-4179-878A-7B82FF95624A}.exe

        • Path C:\Windows\{8466C6B5-D309-4179-878A-7B82FF95624A}.exe
        • Size 60KB
        • SHA256 f3085515e4470edd6f09f81928ac94e3015a83cfbea42ea8031b957b32a4309b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9AA4DE13-B839-4354-B510-405D4183172B}.exe

        • Path C:\Windows\{9AA4DE13-B839-4354-B510-405D4183172B}.exe
        • Size 60KB
        • SHA256 e48e77835dac1895f177f1564a2df7626127609a489a23930dae0e8743b29dfe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {A4AB3B60-A857-47b8-90E2-045D4578BBE6}.exe

        • Path C:\Windows\{A4AB3B60-A857-47b8-90E2-045D4578BBE6}.exe
        • Size 60KB
        • SHA256 8147a91616d88242b938aa9e231351134d3aa0b66344b5424ae5c4c95e27c39a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {B04D31BF-AC60-47cd-BF0E-9AF15D58B4C7}.exe

        • Path C:\Windows\{B04D31BF-AC60-47cd-BF0E-9AF15D58B4C7}.exe
        • Size 60KB
        • SHA256 7780c5497b12ac3f266e6a2d729d11616d6a5026924b01be25578528de771efc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {BDA93AA9-DFA5-4325-9894-46B800E3CE27}.exe

        • Path C:\Windows\{BDA93AA9-DFA5-4325-9894-46B800E3CE27}.exe
        • Size 60KB
        • SHA256 a31e6b361bd6b93e36f1ee98370c92bc74fc59b7ef80a4fdaacd88c2c1571269
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D1E7685D-9CBF-42ab-ABDF-734639B62732}.exe

        • Path C:\Windows\{D1E7685D-9CBF-42ab-ABDF-734639B62732}.exe
        • Size 60KB
        • SHA256 e2b80ed9162778ccacf8b9fa3995c6716d36c2b2f718dd4064796cb9afedc28d
        • MD5 SHA1 SHA512 SSDEEP TLSH