Analysis
- max time kernel
148s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
24/08/2026, 00:10
General
- Target 2026-08-23_b66155673a65329cf20d2c4047bcce3b_elex_remcos_wannacry.exe
- Size 60KB
- Sample260824-aghj8sbe99
- SHA256 956d6c77458fd111b9302386f234df8d0fd5ee32b0ccef2cacf6bc95f6887472
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\2026-08-23_b66155673a65329cf20d2c4047bcce3b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_b66155673a65329cf20d2c4047bcce3b_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\{C32B7EDD-1667-47d5-A99A-487822623B55}.exeC:\Windows\{C32B7EDD-1667-47d5-A99A-487822623B55}.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\{640ADB40-BCDE-4745-922F-59A27FD1E541}.exeC:\Windows\{640ADB40-BCDE-4745-922F-59A27FD1E541}.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\{5257E9B1-19A5-4111-A5DE-CF4F90BDC84F}.exeC:\Windows\{5257E9B1-19A5-4111-A5DE-CF4F90BDC84F}.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\{3B2DFDAE-52EA-4d30-909B-A19E562835AC}.exeC:\Windows\{3B2DFDAE-52EA-4d30-909B-A19E562835AC}.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\{124BB013-DB3D-46c4-9C90-951FBA6EED59}.exeC:\Windows\{124BB013-DB3D-46c4-9C90-951FBA6EED59}.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\{516A28F7-0613-47ab-A9D8-CB2B80AE8BA3}.exeC:\Windows\{516A28F7-0613-47ab-A9D8-CB2B80AE8BA3}.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\{B8ADD9F1-20FC-49d7-966F-840AB3F1AFE8}.exeC:\Windows\{B8ADD9F1-20FC-49d7-966F-840AB3F1AFE8}.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\{4331F3D0-E5D3-4ea6-AA02-6B7CE16BC5F8}.exeC:\Windows\{4331F3D0-E5D3-4ea6-AA02-6B7CE16BC5F8}.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\{9D4D9AC9-F875-4033-B326-657021456941}.exeC:\Windows\{9D4D9AC9-F875-4033-B326-657021456941}.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\{519A2F05-0C92-4e13-80EA-FE3E995BB06A}.exeC:\Windows\{519A2F05-0C92-4e13-80EA-FE3E995BB06A}.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\{56E787BF-B4A8-4d84-994B-2CF535BE2E93}.exeC:\Windows\{56E787BF-B4A8-4d84-994B-2CF535BE2E93}.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\{519A2~1.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\{9D4D9~1.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\{4331F~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\{B8ADD~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\{516A2~1.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\{124BB~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\{3B2DF~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\{5257E~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\{640AD~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\{C32B7~1.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
{124BB013-DB3D-46c4-9C90-951FBA6EED59}.exe
{3B2DFDAE-52EA-4d30-909B-A19E562835AC}.exe
{4331F3D0-E5D3-4ea6-AA02-6B7CE16BC5F8}.exe
{516A28F7-0613-47ab-A9D8-CB2B80AE8BA3}.exe
{519A2F05-0C92-4e13-80EA-FE3E995BB06A}.exe
{5257E9B1-19A5-4111-A5DE-CF4F90BDC84F}.exe
{56E787BF-B4A8-4d84-994B-2CF535BE2E93}.exe
{640ADB40-BCDE-4745-922F-59A27FD1E541}.exe
{9D4D9AC9-F875-4033-B326-657021456941}.exe
{B8ADD9F1-20FC-49d7-966F-840AB3F1AFE8}.exe
{C32B7EDD-1667-47d5-A99A-487822623B55}.exe