Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/10/2026, 22:25
General
- Target 2026-10-19_416be6d5740005e1fbcf425b049e5c94_elex_remcos_wannacry.exe
- Size 79KB
- Sample261020-2ce24aax6m
- SHA256 818300d97da2f7883a7bc23798cfaed5a90fd5db29f815f66bc91161b1a30b26
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
- Custom signatureDetects 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_416be6d5740005e1fbcf425b049e5c94_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_416be6d5740005e1fbcf425b049e5c94_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\{B27AFDC1-73EA-4d52-A0AA-886F6E9FCA80}.exeC:\Windows\{B27AFDC1-73EA-4d52-A0AA-886F6E9FCA80}.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\{9FBA6307-3624-48e0-9FAA-31B651F75204}.exeC:\Windows\{9FBA6307-3624-48e0-9FAA-31B651F75204}.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\{A0EE57C9-9D98-43f1-8D65-735AC3F18BE2}.exeC:\Windows\{A0EE57C9-9D98-43f1-8D65-735AC3F18BE2}.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\{6EF07E8F-DE55-498c-8B81-E2AD3E977A21}.exeC:\Windows\{6EF07E8F-DE55-498c-8B81-E2AD3E977A21}.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\{7D255358-C9C4-4d5c-AFB1-6D6D450B6B1E}.exeC:\Windows\{7D255358-C9C4-4d5c-AFB1-6D6D450B6B1E}.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\{1D3FA1F8-014E-4f0c-9B4B-4B45F08FB347}.exeC:\Windows\{1D3FA1F8-014E-4f0c-9B4B-4B45F08FB347}.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\{E654240B-5DFD-4f7b-AEBE-9A4BEC9CF608}.exeC:\Windows\{E654240B-5DFD-4f7b-AEBE-9A4BEC9CF608}.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\{83B30958-5015-4718-955C-6D1A57BE099D}.exeC:\Windows\{83B30958-5015-4718-955C-6D1A57BE099D}.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\{D4285377-90B8-4e2a-8588-09162A6EA431}.exeC:\Windows\{D4285377-90B8-4e2a-8588-09162A6EA431}.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\{C481A423-768C-4ed1-AD62-5E8C69ED7674}.exeC:\Windows\{C481A423-768C-4ed1-AD62-5E8C69ED7674}.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\{98630197-CE4C-4c9e-9CD1-94ABA7CF92A1}.exeC:\Windows\{98630197-CE4C-4c9e-9CD1-94ABA7CF92A1}.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\{C481A~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\{D4285~1.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\{83B30~1.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\{E6542~1.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\{1D3FA~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\{7D255~1.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\{6EF07~1.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\{A0EE5~1.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\{9FBA6~1.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\{B27AF~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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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{1D3FA1F8-014E-4f0c-9B4B-4B45F08FB347}.exe
{6EF07E8F-DE55-498c-8B81-E2AD3E977A21}.exe
{7D255358-C9C4-4d5c-AFB1-6D6D450B6B1E}.exe
{83B30958-5015-4718-955C-6D1A57BE099D}.exe
{98630197-CE4C-4c9e-9CD1-94ABA7CF92A1}.exe
{9FBA6307-3624-48e0-9FAA-31B651F75204}.exe
{A0EE57C9-9D98-43f1-8D65-735AC3F18BE2}.exe
{B27AFDC1-73EA-4d52-A0AA-886F6E9FCA80}.exe
{C481A423-768C-4ed1-AD62-5E8C69ED7674}.exe
{D4285377-90B8-4e2a-8588-09162A6EA431}.exe
{E654240B-5DFD-4f7b-AEBE-9A4BEC9CF608}.exe