Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 02:28
General
- Target 2026-08-12_9b7b552ce40d70d35f3f26245ea3c319_elex_remcos_wannacry.exe
- Size 59KB
- Sample260812-cx13maxbld
- SHA256 99978bb37d4f2ffeca86617d450b72acc0de17f9b83f428bf9f28f563242e128
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\2026-08-12_9b7b552ce40d70d35f3f26245ea3c319_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_9b7b552ce40d70d35f3f26245ea3c319_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\{189001A9-91CC-45be-B454-DCB30C2B1053}.exeC:\Windows\{189001A9-91CC-45be-B454-DCB30C2B1053}.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\{302D5601-6E5C-4c08-B9E3-C3759CB4C367}.exeC:\Windows\{302D5601-6E5C-4c08-B9E3-C3759CB4C367}.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\{F8A45D5E-2911-4b5f-A888-76852AEEBB58}.exeC:\Windows\{F8A45D5E-2911-4b5f-A888-76852AEEBB58}.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\{8FD1373B-0B28-4aa1-8B0F-436B543085CE}.exeC:\Windows\{8FD1373B-0B28-4aa1-8B0F-436B543085CE}.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\{41AE7DDA-C2A8-4599-B31D-2CBDEA53D6D4}.exeC:\Windows\{41AE7DDA-C2A8-4599-B31D-2CBDEA53D6D4}.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\{331D7060-B584-4afe-BA8D-FBFD98CAD3E2}.exeC:\Windows\{331D7060-B584-4afe-BA8D-FBFD98CAD3E2}.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\{D3AA3D2A-CA17-485f-92DB-528C51E4E94E}.exeC:\Windows\{D3AA3D2A-CA17-485f-92DB-528C51E4E94E}.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\{F9A09BF7-07E4-4b7d-BBE4-89A8A34490BB}.exeC:\Windows\{F9A09BF7-07E4-4b7d-BBE4-89A8A34490BB}.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\{461DA8C7-1C7A-4bd7-9A59-54E59B1BBE6A}.exeC:\Windows\{461DA8C7-1C7A-4bd7-9A59-54E59B1BBE6A}.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\{CBEAF3B7-9EFE-4d9a-A66C-84FDD48B0493}.exeC:\Windows\{CBEAF3B7-9EFE-4d9a-A66C-84FDD48B0493}.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\{7F773A89-0040-43e8-ADB0-E78F5428933E}.exeC:\Windows\{7F773A89-0040-43e8-ADB0-E78F5428933E}.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\{CBEAF~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\{461DA~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\{F9A09~1.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\{D3AA3~1.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\{331D7~1.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\{41AE7~1.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\{8FD13~1.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\{F8A45~1.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\{302D5~1.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\{18900~1.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
{189001A9-91CC-45be-B454-DCB30C2B1053}.exe
{302D5601-6E5C-4c08-B9E3-C3759CB4C367}.exe
{331D7060-B584-4afe-BA8D-FBFD98CAD3E2}.exe
{41AE7DDA-C2A8-4599-B31D-2CBDEA53D6D4}.exe
{461DA8C7-1C7A-4bd7-9A59-54E59B1BBE6A}.exe
{7F773A89-0040-43e8-ADB0-E78F5428933E}.exe
{8FD1373B-0B28-4aa1-8B0F-436B543085CE}.exe
{CBEAF3B7-9EFE-4d9a-A66C-84FDD48B0493}.exe
{D3AA3D2A-CA17-485f-92DB-528C51E4E94E}.exe
{F8A45D5E-2911-4b5f-A888-76852AEEBB58}.exe
{F9A09BF7-07E4-4b7d-BBE4-89A8A34490BB}.exe