Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/10/2026, 00:22

General

  • Target
    2026-10-25_7042ffaac18a41bcad7fc1e47f35da3e_elex_remcos_wannacry.exe
  • Size 59KB
  • Sample261027-anz3vsat5l
  • SHA256 dac5a0fe0ee3c9f19d0d0718cf32f13d15bc4a51e1409fb9ec799d75c45d619a
  • 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\2026-10-25_7042ffaac18a41bcad7fc1e47f35da3e_elex_remcos_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-25_7042ffaac18a41bcad7fc1e47f35da3e_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:3500
    • C:\Windows\{D6A06921-0BA1-41a8-B7FF-FB59509E34F3}.exe
      C:\Windows\{D6A06921-0BA1-41a8-B7FF-FB59509E34F3}.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:4316
      • C:\Windows\{E57D594E-4B76-4550-9AA5-F9F2E332BDE2}.exe
        C:\Windows\{E57D594E-4B76-4550-9AA5-F9F2E332BDE2}.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:3768
        • C:\Windows\{1EADD0EC-854C-4f7c-BB91-7D6F3F82409E}.exe
          C:\Windows\{1EADD0EC-854C-4f7c-BB91-7D6F3F82409E}.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:4896
          • C:\Windows\{95BA0BB1-41E6-4ab1-9326-003F99DA4981}.exe
            C:\Windows\{95BA0BB1-41E6-4ab1-9326-003F99DA4981}.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:2776
            • C:\Windows\{72B32E47-FD57-4c50-B230-26EDB3BC8776}.exe
              C:\Windows\{72B32E47-FD57-4c50-B230-26EDB3BC8776}.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:3884
              • C:\Windows\{9A15C2DD-C191-42bf-A0C2-06832AC73141}.exe
                C:\Windows\{9A15C2DD-C191-42bf-A0C2-06832AC73141}.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:3220
                • C:\Windows\{C2C4DB6E-2C2E-4aff-B550-2ED49ED9B3E7}.exe
                  C:\Windows\{C2C4DB6E-2C2E-4aff-B550-2ED49ED9B3E7}.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:3308
                  • C:\Windows\{1CE1BD20-18A0-4f01-B262-606CF5456133}.exe
                    C:\Windows\{1CE1BD20-18A0-4f01-B262-606CF5456133}.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:2424
                    • C:\Windows\{F792AC69-BD76-43e8-A1FB-1F278F2FBF36}.exe
                      C:\Windows\{F792AC69-BD76-43e8-A1FB-1F278F2FBF36}.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:4432
                      • C:\Windows\{7C731ED7-67C4-495f-98DC-A78F1CD1035C}.exe
                        C:\Windows\{7C731ED7-67C4-495f-98DC-A78F1CD1035C}.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:4352
                        • C:\Windows\{575A654C-849F-414a-9C1D-1D3729D78448}.exe
                          C:\Windows\{575A654C-849F-414a-9C1D-1D3729D78448}.exe
                          12⤵
                          • Executes dropped EXE
                          • System Location Discovery: System Language Discovery
                          PID:548
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c del C:\Windows\{7C731~1.EXE > nul
                          12⤵
                          • Executes a command shell one-liner
                          • System Location Discovery: System Language Discovery
                          PID:4276
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c del C:\Windows\{F792A~1.EXE > nul
                        11⤵
                        • Executes a command shell one-liner
                        • System Location Discovery: System Language Discovery
                        PID:3788
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c del C:\Windows\{1CE1B~1.EXE > nul
                      10⤵
                      • Executes a command shell one-liner
                      • System Location Discovery: System Language Discovery
                      PID:1692
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c del C:\Windows\{C2C4D~1.EXE > nul
                    9⤵
                    • Executes a command shell one-liner
                    • System Location Discovery: System Language Discovery
                    PID:3728
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c del C:\Windows\{9A15C~1.EXE > nul
                  8⤵
                  • Executes a command shell one-liner
                  • System Location Discovery: System Language Discovery
                  PID:2636
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c del C:\Windows\{72B32~1.EXE > nul
                7⤵
                • Executes a command shell one-liner
                • System Location Discovery: System Language Discovery
                PID:4732
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c del C:\Windows\{95BA0~1.EXE > nul
              6⤵
              • Executes a command shell one-liner
              • System Location Discovery: System Language Discovery
              PID:3240
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c del C:\Windows\{1EADD~1.EXE > nul
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            PID:2808
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c del C:\Windows\{E57D5~1.EXE > nul
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:3988
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del C:\Windows\{D6A06~1.EXE > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        PID:1420
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      PID:3028

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        {1CE1BD20-18A0-4f01-B262-606CF5456133}.exe

        • Path C:\Windows\{1CE1BD20-18A0-4f01-B262-606CF5456133}.exe
        • Size 59KB
        • SHA256 f93f4640710af88ea301ea5c18c5649bf418e9d7542944cceb73a9e6815d3162
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {1EADD0EC-854C-4f7c-BB91-7D6F3F82409E}.exe

        • Path C:\Windows\{1EADD0EC-854C-4f7c-BB91-7D6F3F82409E}.exe
        • Size 59KB
        • SHA256 2c750d0b59c0156be6e760aba6fe1d4bb91c098e304511e7fa0e8fd6ff9a95ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {575A654C-849F-414a-9C1D-1D3729D78448}.exe

        • Path C:\Windows\{575A654C-849F-414a-9C1D-1D3729D78448}.exe
        • Size 59KB
        • SHA256 8f0131e092dd5a356bb7e132b205c62149d830fffa3a59de659154814dff47fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {72B32E47-FD57-4c50-B230-26EDB3BC8776}.exe

        • Path C:\Windows\{72B32E47-FD57-4c50-B230-26EDB3BC8776}.exe
        • Size 59KB
        • SHA256 48e9d9f4c3c139616cf194d5148152e43162c6f43062a9c88a795f6510a762d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {7C731ED7-67C4-495f-98DC-A78F1CD1035C}.exe

        • Path C:\Windows\{7C731ED7-67C4-495f-98DC-A78F1CD1035C}.exe
        • Size 59KB
        • SHA256 0391cf210338eed872497d2b8134c50d987ee6f843e599828a8766fd04264080
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {95BA0BB1-41E6-4ab1-9326-003F99DA4981}.exe

        • Path C:\Windows\{95BA0BB1-41E6-4ab1-9326-003F99DA4981}.exe
        • Size 59KB
        • SHA256 82e56504c384ec6259bd629d718112ef4a8f610996ce2e74c8401da118d227fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9A15C2DD-C191-42bf-A0C2-06832AC73141}.exe

        • Path C:\Windows\{9A15C2DD-C191-42bf-A0C2-06832AC73141}.exe
        • Size 59KB
        • SHA256 152a5fd296c5563ff8bf3ddb0a074ee9f6c8637756f4158eabaa757146a180da
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {C2C4DB6E-2C2E-4aff-B550-2ED49ED9B3E7}.exe

        • Path C:\Windows\{C2C4DB6E-2C2E-4aff-B550-2ED49ED9B3E7}.exe
        • Size 59KB
        • SHA256 ebae19c828efdb939d26d3e8ccb4c0d63a2b606c73be29cf18ce8326ff950e64
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {D6A06921-0BA1-41a8-B7FF-FB59509E34F3}.exe

        • Path C:\Windows\{D6A06921-0BA1-41a8-B7FF-FB59509E34F3}.exe
        • Size 59KB
        • SHA256 0cb49a87e30b475965853e1a2a8d03cd5a2e546fdbcca778a604c90dd04ae511
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {E57D594E-4B76-4550-9AA5-F9F2E332BDE2}.exe

        • Path C:\Windows\{E57D594E-4B76-4550-9AA5-F9F2E332BDE2}.exe
        • Size 59KB
        • SHA256 7b191cc8d14f4687ccaa8ac7fcb91ce9a725dcb5b81556c1d14d5b1475c8bdf4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {F792AC69-BD76-43e8-A1FB-1F278F2FBF36}.exe

        • Path C:\Windows\{F792AC69-BD76-43e8-A1FB-1F278F2FBF36}.exe
        • Size 59KB
        • SHA256 5f3abd8be05977b8582073c3fcf1672d5e41ce0c2f98d518e7843ce7a18ab80d
        • MD5 SHA1 SHA512 SSDEEP TLSH