Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
31/07/2026, 07:21
General
- Target 2026-07-31_75a0327ff9bd56a9967e6cbd421db1b4_elex_remcos_wannacry.exe
- Size 64KB
- Sample260731-h644jacl2x
- SHA256 05eb0e575ed0e32a77c8ed6106906c33a3443346635c35c09f5b6688f59ba975
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
- Detects 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\2026-07-31_75a0327ff9bd56a9967e6cbd421db1b4_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-31_75a0327ff9bd56a9967e6cbd421db1b4_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\{5FC82405-B4D6-4766-B4BE-341BEAB6B8B1}.exeC:\Windows\{5FC82405-B4D6-4766-B4BE-341BEAB6B8B1}.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\{462BD2EB-D004-4824-94B7-25698FDD9573}.exeC:\Windows\{462BD2EB-D004-4824-94B7-25698FDD9573}.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\{CF6E96FE-9B3F-4ce2-92FE-62A174D3AEE1}.exeC:\Windows\{CF6E96FE-9B3F-4ce2-92FE-62A174D3AEE1}.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\{1D5407A3-6D57-49af-9275-ED32E53492D1}.exeC:\Windows\{1D5407A3-6D57-49af-9275-ED32E53492D1}.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\{4ACA8D76-0DA4-4fe2-A36C-069AF1B4C5E6}.exeC:\Windows\{4ACA8D76-0DA4-4fe2-A36C-069AF1B4C5E6}.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\{11E797A5-1E1A-4640-B6E7-EBC0B3D7083C}.exeC:\Windows\{11E797A5-1E1A-4640-B6E7-EBC0B3D7083C}.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\{E09C6069-D4F7-46ac-B686-D5F2A9009432}.exeC:\Windows\{E09C6069-D4F7-46ac-B686-D5F2A9009432}.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\{2D114B7B-5DDA-4071-945A-532E32D78027}.exeC:\Windows\{2D114B7B-5DDA-4071-945A-532E32D78027}.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\{898ADE05-6330-41bb-8FCD-AA4E61E15ACC}.exeC:\Windows\{898ADE05-6330-41bb-8FCD-AA4E61E15ACC}.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\{DE304757-6FE3-4425-9008-B587BE4176CE}.exeC:\Windows\{DE304757-6FE3-4425-9008-B587BE4176CE}.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\{4919BFEC-B725-46ea-8E57-840F46A56F61}.exeC:\Windows\{4919BFEC-B725-46ea-8E57-840F46A56F61}.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\{DE304~1.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\{898AD~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\{2D114~1.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\{E09C6~1.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\{11E79~1.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\{4ACA8~1.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\{1D540~1.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\{CF6E9~1.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\{462BD~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\{5FC82~1.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\2026-0~1.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
{11E797A5-1E1A-4640-B6E7-EBC0B3D7083C}.exe
{1D5407A3-6D57-49af-9275-ED32E53492D1}.exe
{2D114B7B-5DDA-4071-945A-532E32D78027}.exe
{462BD2EB-D004-4824-94B7-25698FDD9573}.exe
{4919BFEC-B725-46ea-8E57-840F46A56F61}.exe
{4ACA8D76-0DA4-4fe2-A36C-069AF1B4C5E6}.exe
{5FC82405-B4D6-4766-B4BE-341BEAB6B8B1}.exe
{898ADE05-6330-41bb-8FCD-AA4E61E15ACC}.exe
{CF6E96FE-9B3F-4ce2-92FE-62A174D3AEE1}.exe
{DE304757-6FE3-4425-9008-B587BE4176CE}.exe
{E09C6069-D4F7-46ac-B686-D5F2A9009432}.exe
memory/936-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/936-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1372-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1524-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1524-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2696-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2696-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2812-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2812-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3216-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3216-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4116-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4116-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4456-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4456-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4464-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4764-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4764-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5112-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5112-58-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5112-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5204-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5204-26-0x0000000000400000-0x0000000000410000-memory.dmp