Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/10/2026, 02:32
General
- Target 2026-10-22_f391e57de43ecd65bbc5ae21ae445cba_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-c1fk4ahs7w
- SHA256 c96e6715c2edc686919c570e21164e8b58afccce7f967dc6c1d8fc50420f2dfd
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 36 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 36 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_f391e57de43ecd65bbc5ae21ae445cba_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_f391e57de43ecd65bbc5ae21ae445cba_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\{965C901C-FE7B-42f8-BBFC-29E7417C18AB}.exeC:\Windows\{965C901C-FE7B-42f8-BBFC-29E7417C18AB}.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\{0ADFA574-9306-4d36-92BF-EB43FEEF129E}.exeC:\Windows\{0ADFA574-9306-4d36-92BF-EB43FEEF129E}.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
-
C:\Windows\{CDC30634-A352-431c-ADD1-E3DBE36F9FCB}.exeC:\Windows\{CDC30634-A352-431c-ADD1-E3DBE36F9FCB}.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\{0B370433-D37F-4958-9A4F-D13D4049E391}.exeC:\Windows\{0B370433-D37F-4958-9A4F-D13D4049E391}.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\{6184C04C-BA1C-4e8b-AAF3-DC313E2F5A93}.exeC:\Windows\{6184C04C-BA1C-4e8b-AAF3-DC313E2F5A93}.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\{5A021BB4-559E-4073-8FF6-0D2427BE81F1}.exeC:\Windows\{5A021BB4-559E-4073-8FF6-0D2427BE81F1}.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\{F569CB08-C612-4c96-8AD7-22A576056C38}.exeC:\Windows\{F569CB08-C612-4c96-8AD7-22A576056C38}.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\{476D3BD3-C145-4d41-9CE2-0E36C7948F5E}.exeC:\Windows\{476D3BD3-C145-4d41-9CE2-0E36C7948F5E}.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\{385793F3-B263-4095-98A9-DBB33F20540E}.exeC:\Windows\{385793F3-B263-4095-98A9-DBB33F20540E}.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\{FFE70C4D-06A3-4156-9D3B-CB366777C877}.exeC:\Windows\{FFE70C4D-06A3-4156-9D3B-CB366777C877}.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\{D4952F14-AE94-40dd-80AD-B98358377E25}.exeC:\Windows\{D4952F14-AE94-40dd-80AD-B98358377E25}.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\{FFE70~1.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\{38579~1.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\{476D3~1.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\{F569C~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\{5A021~1.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\{6184C~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\{0B370~1.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\{CDC30~1.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\{0ADFA~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\{965C9~1.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
{0ADFA574-9306-4d36-92BF-EB43FEEF129E}.exe
{0B370433-D37F-4958-9A4F-D13D4049E391}.exe
{385793F3-B263-4095-98A9-DBB33F20540E}.exe
{476D3BD3-C145-4d41-9CE2-0E36C7948F5E}.exe
{5A021BB4-559E-4073-8FF6-0D2427BE81F1}.exe
{6184C04C-BA1C-4e8b-AAF3-DC313E2F5A93}.exe
{965C901C-FE7B-42f8-BBFC-29E7417C18AB}.exe
{CDC30634-A352-431c-ADD1-E3DBE36F9FCB}.exe
{D4952F14-AE94-40dd-80AD-B98358377E25}.exe
{F569CB08-C612-4c96-8AD7-22A576056C38}.exe
{FFE70C4D-06A3-4156-9D3B-CB366777C877}.exe
memory/1128-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1128-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2532-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2532-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2612-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2612-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3240-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3932-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3932-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4192-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4192-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4440-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4440-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4440-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4800-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4800-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4872-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4872-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5012-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5012-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5840-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5840-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5908-13-0x0000000000400000-0x0000000000410000-memory.dmp