Analysis
- max time kernel
149s - max time network
121s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
23/10/2026, 22:46
General
- Target 2026-10-22_bb5ef71edfa8bb223fd93c36647ca2f4_elex_remcos_wannacry.exe
- Size 64KB
- Sample261023-2p542set6w
- SHA256 7dbd5a194e631b5974dff0b17cf7ea62a90bf1285be3f58e0f31b98b0ba44a65
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 33 IoCs
- Custom signatureDetects Windows executables referencing non-Windows User-Agents 33 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_bb5ef71edfa8bb223fd93c36647ca2f4_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_bb5ef71edfa8bb223fd93c36647ca2f4_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\{7047DA1E-DB06-467d-83CB-7BD0E5031F2D}.exeC:\Windows\{7047DA1E-DB06-467d-83CB-7BD0E5031F2D}.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\{402C6F4E-FCC8-4237-A4B0-DE601134D8DE}.exeC:\Windows\{402C6F4E-FCC8-4237-A4B0-DE601134D8DE}.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\{B17F98F5-921F-449d-8EF6-6FFBAA117137}.exeC:\Windows\{B17F98F5-921F-449d-8EF6-6FFBAA117137}.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\{752E2687-8031-42e9-8588-0F9EE91C7CD6}.exeC:\Windows\{752E2687-8031-42e9-8588-0F9EE91C7CD6}.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\{38CE7D5C-D227-490d-A084-8728B70F0A21}.exeC:\Windows\{38CE7D5C-D227-490d-A084-8728B70F0A21}.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\{6B921F17-DE5C-4715-B2E0-E9BBF19D6D08}.exeC:\Windows\{6B921F17-DE5C-4715-B2E0-E9BBF19D6D08}.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\{E40B1B75-631E-48c5-A9F2-01CCD03444EB}.exeC:\Windows\{E40B1B75-631E-48c5-A9F2-01CCD03444EB}.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
-
C:\Windows\{B7DB6B4D-8308-4fbe-8B53-6FE0B4F303AF}.exeC:\Windows\{B7DB6B4D-8308-4fbe-8B53-6FE0B4F303AF}.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\{62B24DA5-6C0E-4155-9EFC-8D61CABB79C2}.exeC:\Windows\{62B24DA5-6C0E-4155-9EFC-8D61CABB79C2}.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\{651B614F-59DD-4a1a-B145-93777F165CF8}.exeC:\Windows\{651B614F-59DD-4a1a-B145-93777F165CF8}.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
-
C:\Windows\{71D87880-F006-4d6a-9834-43AAE9FB0F98}.exeC:\Windows\{71D87880-F006-4d6a-9834-43AAE9FB0F98}.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\{651B6~1.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\{62B24~1.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\{B7DB6~1.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\{E40B1~1.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\{6B921~1.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\{38CE7~1.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\{752E2~1.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\{B17F9~1.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\{402C6~1.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\{7047D~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
{38CE7D5C-D227-490d-A084-8728B70F0A21}.exe
{402C6F4E-FCC8-4237-A4B0-DE601134D8DE}.exe
{62B24DA5-6C0E-4155-9EFC-8D61CABB79C2}.exe
{651B614F-59DD-4a1a-B145-93777F165CF8}.exe
{6B921F17-DE5C-4715-B2E0-E9BBF19D6D08}.exe
{7047DA1E-DB06-467d-83CB-7BD0E5031F2D}.exe
{71D87880-F006-4d6a-9834-43AAE9FB0F98}.exe
{752E2687-8031-42e9-8588-0F9EE91C7CD6}.exe
{B17F98F5-921F-449d-8EF6-6FFBAA117137}.exe
{B7DB6B4D-8308-4fbe-8B53-6FE0B4F303AF}.exe
{E40B1B75-631E-48c5-A9F2-01CCD03444EB}.exe
memory/1204-59-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1348-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1348-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1988-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2344-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2344-31-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2344-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4280-5-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4280-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4304-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4368-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4592-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4596-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4596-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4876-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4876-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4888-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4888-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4916-17-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4916-22-0x0000000000400000-0x0000000000410000-memory.dmp