Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 06:55
General
- Target 2026-08-05_8242fd15e517662d7843e476da786ff5_elex_remcos_wannacry.exe
- Size 79KB
- Sample260805-hpr3ms1dmd
- SHA256 cf29a04a624d06a7c818969a15a72290a28b5b7155da4f972c6b504e08973327
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\2026-08-05_8242fd15e517662d7843e476da786ff5_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_8242fd15e517662d7843e476da786ff5_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\{381DF0D3-ECE1-46b9-B3D0-E61151C24CC0}.exeC:\Windows\{381DF0D3-ECE1-46b9-B3D0-E61151C24CC0}.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\{BEF3CC21-E3BD-4148-A163-551144483547}.exeC:\Windows\{BEF3CC21-E3BD-4148-A163-551144483547}.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\{AAADB3A5-7217-4d7e-8DAF-AB177164BF28}.exeC:\Windows\{AAADB3A5-7217-4d7e-8DAF-AB177164BF28}.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\{3B86F65F-A8BB-45b3-B7A8-6DEC4E75053C}.exeC:\Windows\{3B86F65F-A8BB-45b3-B7A8-6DEC4E75053C}.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\{E56B830D-A394-4948-8DC3-734CA09237C7}.exeC:\Windows\{E56B830D-A394-4948-8DC3-734CA09237C7}.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\{2D328C9F-4877-4595-A037-011C89A4E45D}.exeC:\Windows\{2D328C9F-4877-4595-A037-011C89A4E45D}.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\{38F37301-FCC7-4383-BC1A-AD8EF2B05C9B}.exeC:\Windows\{38F37301-FCC7-4383-BC1A-AD8EF2B05C9B}.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\{EB7EC86B-BCE9-412c-8066-EDA2DFAC8DBC}.exeC:\Windows\{EB7EC86B-BCE9-412c-8066-EDA2DFAC8DBC}.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\{C9921800-6C18-4df0-A6D8-9C3D4DDB10DB}.exeC:\Windows\{C9921800-6C18-4df0-A6D8-9C3D4DDB10DB}.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\{0F883DEC-AB17-4d9e-AE21-1098858E503D}.exeC:\Windows\{0F883DEC-AB17-4d9e-AE21-1098858E503D}.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\{52034635-C0D8-4391-859C-4499065C54E9}.exeC:\Windows\{52034635-C0D8-4391-859C-4499065C54E9}.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\{0F883~1.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\{C9921~1.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\{EB7EC~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\{38F37~1.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\{2D328~1.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\{E56B8~1.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\{3B86F~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\{AAADB~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\{BEF3C~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\{381DF~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
{0F883DEC-AB17-4d9e-AE21-1098858E503D}.exe
{2D328C9F-4877-4595-A037-011C89A4E45D}.exe
{381DF0D3-ECE1-46b9-B3D0-E61151C24CC0}.exe
{38F37301-FCC7-4383-BC1A-AD8EF2B05C9B}.exe
{3B86F65F-A8BB-45b3-B7A8-6DEC4E75053C}.exe
{52034635-C0D8-4391-859C-4499065C54E9}.exe
{AAADB3A5-7217-4d7e-8DAF-AB177164BF28}.exe
{BEF3CC21-E3BD-4148-A163-551144483547}.exe
{C9921800-6C18-4df0-A6D8-9C3D4DDB10DB}.exe
{E56B830D-A394-4948-8DC3-734CA09237C7}.exe
{EB7EC86B-BCE9-412c-8066-EDA2DFAC8DBC}.exe