Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
20/08/2026, 18:11
General
- Target 2026-08-20_1fc3a92b15e71cb1572d3e1eeacb57d8_elex_remcos_wannacry.exe
- Size 59KB
- Sample260820-wsqwmsshkh
- SHA256 cb711aefede7443d6f6f69d42b17591d19ff1c8cb0046bd8ec1d7d1e1c3d7a41
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\2026-08-20_1fc3a92b15e71cb1572d3e1eeacb57d8_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_1fc3a92b15e71cb1572d3e1eeacb57d8_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\{F2F7F088-FC17-42dd-B8E6-FBD1954CE046}.exeC:\Windows\{F2F7F088-FC17-42dd-B8E6-FBD1954CE046}.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\{FFDB5386-7859-43d8-AB36-AC4C84000395}.exeC:\Windows\{FFDB5386-7859-43d8-AB36-AC4C84000395}.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\{DD18DFF5-35AD-4511-B034-417B2969FC04}.exeC:\Windows\{DD18DFF5-35AD-4511-B034-417B2969FC04}.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\{1F95BAA5-8E9B-46da-A626-3976D610EC4A}.exeC:\Windows\{1F95BAA5-8E9B-46da-A626-3976D610EC4A}.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\{C547F6B7-7F40-4e86-BC84-023D7786213B}.exeC:\Windows\{C547F6B7-7F40-4e86-BC84-023D7786213B}.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\{1B98BA63-3019-49bd-8751-6BBE1A081B17}.exeC:\Windows\{1B98BA63-3019-49bd-8751-6BBE1A081B17}.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\{425DAE52-9393-408a-A79A-9DF63559A357}.exeC:\Windows\{425DAE52-9393-408a-A79A-9DF63559A357}.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\{E854892A-E607-47eb-A6AB-AA06996A4618}.exeC:\Windows\{E854892A-E607-47eb-A6AB-AA06996A4618}.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\{53BEAA33-6D8B-42bd-A6A4-F0741875880A}.exeC:\Windows\{53BEAA33-6D8B-42bd-A6A4-F0741875880A}.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\{DD7F98B8-EAE2-4ed9-9E0C-8897D5C90BF5}.exeC:\Windows\{DD7F98B8-EAE2-4ed9-9E0C-8897D5C90BF5}.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\{64FB13E8-2776-4ffd-B2D8-339D3A8A4CA9}.exeC:\Windows\{64FB13E8-2776-4ffd-B2D8-339D3A8A4CA9}.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\{DD7F9~1.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\{53BEA~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\{E8548~1.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\{425DA~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\{1B98B~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\{C547F~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\{1F95B~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\{DD18D~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\{FFDB5~1.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\{F2F7F~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
{1B98BA63-3019-49bd-8751-6BBE1A081B17}.exe
{1F95BAA5-8E9B-46da-A626-3976D610EC4A}.exe
{425DAE52-9393-408a-A79A-9DF63559A357}.exe
{53BEAA33-6D8B-42bd-A6A4-F0741875880A}.exe
{64FB13E8-2776-4ffd-B2D8-339D3A8A4CA9}.exe
{C547F6B7-7F40-4e86-BC84-023D7786213B}.exe
{DD18DFF5-35AD-4511-B034-417B2969FC04}.exe
{DD7F98B8-EAE2-4ed9-9E0C-8897D5C90BF5}.exe
{E854892A-E607-47eb-A6AB-AA06996A4618}.exe
{F2F7F088-FC17-42dd-B8E6-FBD1954CE046}.exe
{FFDB5386-7859-43d8-AB36-AC4C84000395}.exe