Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/10/2026, 00:03
General
- Target 2026-10-22_b28dbd90e5217196599838befc6b71b3_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-acgr5sdh49
- SHA256 7d017826cc9bd56c14a53cba3cd5d88c5b7e6328ad2ffd103835cae864c29c40
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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\2026-10-22_b28dbd90e5217196599838befc6b71b3_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_b28dbd90e5217196599838befc6b71b3_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\{C5C56727-3416-4535-A951-E274CA104E5C}.exeC:\Windows\{C5C56727-3416-4535-A951-E274CA104E5C}.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
-
C:\Windows\{4D443164-78CA-42b0-A6E3-731035E345AF}.exeC:\Windows\{4D443164-78CA-42b0-A6E3-731035E345AF}.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\{12FED854-8AE0-44d6-9DB6-B4AF3CF75722}.exeC:\Windows\{12FED854-8AE0-44d6-9DB6-B4AF3CF75722}.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\{786D1648-AC8F-4c42-9AF6-16358E66BD9F}.exeC:\Windows\{786D1648-AC8F-4c42-9AF6-16358E66BD9F}.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\{81979C19-DE9F-4a8b-80E1-500C830F2CF9}.exeC:\Windows\{81979C19-DE9F-4a8b-80E1-500C830F2CF9}.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\{AA01D599-E521-4747-BFBE-9870389ABD1C}.exeC:\Windows\{AA01D599-E521-4747-BFBE-9870389ABD1C}.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\{BDAB349F-1726-4fd9-856C-7C4738A7301C}.exeC:\Windows\{BDAB349F-1726-4fd9-856C-7C4738A7301C}.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\{C675FCB9-EBEE-4a60-A8E8-907F6F2283C1}.exeC:\Windows\{C675FCB9-EBEE-4a60-A8E8-907F6F2283C1}.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\{1FB1F9FC-AFF2-4344-86C3-10A822398D92}.exeC:\Windows\{1FB1F9FC-AFF2-4344-86C3-10A822398D92}.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
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C:\Windows\{594458D6-7101-405e-A2B1-06FE2F6202C7}.exeC:\Windows\{594458D6-7101-405e-A2B1-06FE2F6202C7}.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\{14E4F8BB-0759-4b62-93B0-4101EC6D3516}.exeC:\Windows\{14E4F8BB-0759-4b62-93B0-4101EC6D3516}.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\{59445~1.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\{1FB1F~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\{C675F~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\{BDAB3~1.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\{AA01D~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\{81979~1.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\{786D1~1.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\{12FED~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\{4D443~1.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\{C5C56~1.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
{12FED854-8AE0-44d6-9DB6-B4AF3CF75722}.exe
{14E4F8BB-0759-4b62-93B0-4101EC6D3516}.exe
{1FB1F9FC-AFF2-4344-86C3-10A822398D92}.exe
{4D443164-78CA-42b0-A6E3-731035E345AF}.exe
{594458D6-7101-405e-A2B1-06FE2F6202C7}.exe
{786D1648-AC8F-4c42-9AF6-16358E66BD9F}.exe
{81979C19-DE9F-4a8b-80E1-500C830F2CF9}.exe
{AA01D599-E521-4747-BFBE-9870389ABD1C}.exe
{BDAB349F-1726-4fd9-856C-7C4738A7301C}.exe
{C5C56727-3416-4535-A951-E274CA104E5C}.exe
{C675FCB9-EBEE-4a60-A8E8-907F6F2283C1}.exe
memory/1460-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1460-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1992-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2480-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2480-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2616-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2616-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4356-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4356-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4356-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4436-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4436-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4444-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4444-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4696-26-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4696-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5656-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5656-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6056-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6056-40-0x0000000000400000-0x0000000000410000-memory.dmp