Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
17/10/2026, 12:44
General
- Target 2026-10-16_891d1e60283422742d80811a7a285a86_elex_remcos_wannacry.exe
- Size 60KB
- Sample261017-pyfvasfa22
- SHA256 fefc0a2562c0bc18de37e0200c7bdbd6c9bfa65aa81abb4f811545b6ae03c388
Score
10/10
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
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C:\Users\Admin\AppData\Local\Temp\2026-10-16_891d1e60283422742d80811a7a285a86_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_891d1e60283422742d80811a7a285a86_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
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C:\Windows\{BFBE4448-57A7-4a2a-B5B5-3B9BB7257DC5}.exeC:\Windows\{BFBE4448-57A7-4a2a-B5B5-3B9BB7257DC5}.exe2⤵
- 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
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C:\Windows\{4064FC4F-99E4-4d83-9586-7259DF926137}.exeC:\Windows\{4064FC4F-99E4-4d83-9586-7259DF926137}.exe3⤵
- 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
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C:\Windows\{86DBEB26-3767-489b-8006-F77ED52529D0}.exeC:\Windows\{86DBEB26-3767-489b-8006-F77ED52529D0}.exe4⤵
- 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
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C:\Windows\{B27EAB40-6899-43be-B81D-27C1220EA7FA}.exeC:\Windows\{B27EAB40-6899-43be-B81D-27C1220EA7FA}.exe5⤵
- 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
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C:\Windows\{02843A11-A4D0-4d9d-8B0D-B80620CC5550}.exeC:\Windows\{02843A11-A4D0-4d9d-8B0D-B80620CC5550}.exe6⤵
- 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
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C:\Windows\{E6662186-A75E-4d76-9D03-9258CAF43783}.exeC:\Windows\{E6662186-A75E-4d76-9D03-9258CAF43783}.exe7⤵
- 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
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C:\Windows\{10C1BA5B-AA50-43af-8629-767D9A8C4BC9}.exeC:\Windows\{10C1BA5B-AA50-43af-8629-767D9A8C4BC9}.exe8⤵
- 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
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C:\Windows\{79804B94-D927-4a6e-A11C-7496E7705826}.exeC:\Windows\{79804B94-D927-4a6e-A11C-7496E7705826}.exe9⤵
- 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
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C:\Windows\{4E29B3B0-5D01-4e11-9D0B-6B16036FF5B4}.exeC:\Windows\{4E29B3B0-5D01-4e11-9D0B-6B16036FF5B4}.exe10⤵
- 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
-
C:\Windows\{8A70FD5D-560E-4951-9967-3BDC2833F7AA}.exeC:\Windows\{8A70FD5D-560E-4951-9967-3BDC2833F7AA}.exe11⤵
- 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
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C:\Windows\{59763DA4-E0BB-4e09-B2BE-EFF7DA6A224A}.exeC:\Windows\{59763DA4-E0BB-4e09-B2BE-EFF7DA6A224A}.exe12⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{8A70F~1.EXE > nul12⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{4E29B~1.EXE > nul11⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{79804~1.EXE > nul10⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{10C1B~1.EXE > nul9⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{E6662~1.EXE > nul8⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{02843~1.EXE > nul7⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{B27EA~1.EXE > nul6⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{86DBE~1.EXE > nul5⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{4064F~1.EXE > nul4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{BFBE4~1.EXE > nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{02843A11-A4D0-4d9d-8B0D-B80620CC5550}.exe
{10C1BA5B-AA50-43af-8629-767D9A8C4BC9}.exe
{4064FC4F-99E4-4d83-9586-7259DF926137}.exe
{4E29B3B0-5D01-4e11-9D0B-6B16036FF5B4}.exe
{59763DA4-E0BB-4e09-B2BE-EFF7DA6A224A}.exe
{79804B94-D927-4a6e-A11C-7496E7705826}.exe
{86DBEB26-3767-489b-8006-F77ED52529D0}.exe
{8A70FD5D-560E-4951-9967-3BDC2833F7AA}.exe
{B27EAB40-6899-43be-B81D-27C1220EA7FA}.exe
{BFBE4448-57A7-4a2a-B5B5-3B9BB7257DC5}.exe
{E6662186-A75E-4d76-9D03-9258CAF43783}.exe