Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
20/10/2026, 16:03
General
- Target 2026-10-19_77e9f189e45dd4351eef6d9198f41188_elex_remcos_wannacry.exe
- Size 60KB
- Sample261020-thfltassby
- SHA256 7d33bb3fa6f213addc85678cb40224cb877388a6a3280aa1e6f10bdef29beda9
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\2026-10-19_77e9f189e45dd4351eef6d9198f41188_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_77e9f189e45dd4351eef6d9198f41188_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\{35BA5A4B-303F-4f5d-A407-D510406146F1}.exeC:\Windows\{35BA5A4B-303F-4f5d-A407-D510406146F1}.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\{9BBFAEA2-D8DD-43dc-AE0A-5066379D582C}.exeC:\Windows\{9BBFAEA2-D8DD-43dc-AE0A-5066379D582C}.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\{C03A1A9B-2D2A-4bde-B598-60E4E538D9D9}.exeC:\Windows\{C03A1A9B-2D2A-4bde-B598-60E4E538D9D9}.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\{5C21097B-F311-42ae-9414-CF2D7CF6BD93}.exeC:\Windows\{5C21097B-F311-42ae-9414-CF2D7CF6BD93}.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\{DABD3EB8-65D1-4392-9064-237882E3C725}.exeC:\Windows\{DABD3EB8-65D1-4392-9064-237882E3C725}.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\{C9BF0B19-C903-40f5-BAE0-5318F831CD9C}.exeC:\Windows\{C9BF0B19-C903-40f5-BAE0-5318F831CD9C}.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\{9DBE23FA-CAD3-4f85-B22A-7440F30F1C7B}.exeC:\Windows\{9DBE23FA-CAD3-4f85-B22A-7440F30F1C7B}.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\{AD04B070-263F-46bd-AFD5-C40CD1070C5D}.exeC:\Windows\{AD04B070-263F-46bd-AFD5-C40CD1070C5D}.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\{E5A9838B-8587-4534-8002-E4C726DEDB6E}.exeC:\Windows\{E5A9838B-8587-4534-8002-E4C726DEDB6E}.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\{B386F6B8-62D2-46bf-80FF-2A0B3801088A}.exeC:\Windows\{B386F6B8-62D2-46bf-80FF-2A0B3801088A}.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\{3CAF81D0-67FB-4ffd-B627-FBE86AFAC369}.exeC:\Windows\{3CAF81D0-67FB-4ffd-B627-FBE86AFAC369}.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\{B386F~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\{E5A98~1.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\{AD04B~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\{9DBE2~1.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\{C9BF0~1.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\{DABD3~1.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\{5C210~1.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\{C03A1~1.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\{9BBFA~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\{35BA5~1.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
{35BA5A4B-303F-4f5d-A407-D510406146F1}.exe
{3CAF81D0-67FB-4ffd-B627-FBE86AFAC369}.exe
{5C21097B-F311-42ae-9414-CF2D7CF6BD93}.exe
{9BBFAEA2-D8DD-43dc-AE0A-5066379D582C}.exe
{9DBE23FA-CAD3-4f85-B22A-7440F30F1C7B}.exe
{AD04B070-263F-46bd-AFD5-C40CD1070C5D}.exe
{B386F6B8-62D2-46bf-80FF-2A0B3801088A}.exe
{C03A1A9B-2D2A-4bde-B598-60E4E538D9D9}.exe
{C9BF0B19-C903-40f5-BAE0-5318F831CD9C}.exe
{DABD3EB8-65D1-4392-9064-237882E3C725}.exe
{E5A9838B-8587-4534-8002-E4C726DEDB6E}.exe