Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
27/10/2026, 09:18
General
- Target 2026-10-26_aeae9c321368ff1898257d66083c4892_elex_remcos_wannacry.exe
- Size 76KB
- Sample261027-k9pjcsdb54
- SHA256 ab3654c694a8f40801b8aaa207040fb5be748f7459a32b09219060f20cf2526d
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\2026-10-26_aeae9c321368ff1898257d66083c4892_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-26_aeae9c321368ff1898257d66083c4892_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\{0D956231-CE75-4790-AC62-7EC580FB0624}.exeC:\Windows\{0D956231-CE75-4790-AC62-7EC580FB0624}.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\{C78DE79B-90B3-4f9a-8BD8-7440B0664E6A}.exeC:\Windows\{C78DE79B-90B3-4f9a-8BD8-7440B0664E6A}.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\{D9E5A615-8885-491d-A4C5-E1E3FFBBF481}.exeC:\Windows\{D9E5A615-8885-491d-A4C5-E1E3FFBBF481}.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
-
C:\Windows\{AA1F2A6A-9D7E-4f38-AB8B-9B7B7DE8BA65}.exeC:\Windows\{AA1F2A6A-9D7E-4f38-AB8B-9B7B7DE8BA65}.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\{D19220F1-E026-4d83-9BB9-077AE7F1134D}.exeC:\Windows\{D19220F1-E026-4d83-9BB9-077AE7F1134D}.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\{5D004844-0F49-495f-AF12-5C5962C9EFC6}.exeC:\Windows\{5D004844-0F49-495f-AF12-5C5962C9EFC6}.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\{FEAFB2DD-C562-43c1-99EB-C615FA06299C}.exeC:\Windows\{FEAFB2DD-C562-43c1-99EB-C615FA06299C}.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\{C733A06B-E05E-4cf8-A6B4-36C1AB7BA14D}.exeC:\Windows\{C733A06B-E05E-4cf8-A6B4-36C1AB7BA14D}.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\{CFAB8FC7-55F4-4fa8-A16D-624FF401C58D}.exeC:\Windows\{CFAB8FC7-55F4-4fa8-A16D-624FF401C58D}.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
-
C:\Windows\{640E8F1C-3AB0-46d8-8B65-D8A98768BA01}.exeC:\Windows\{640E8F1C-3AB0-46d8-8B65-D8A98768BA01}.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
-
C:\Windows\{DDBFC45E-1D4E-4166-B139-31BF75B5D994}.exeC:\Windows\{DDBFC45E-1D4E-4166-B139-31BF75B5D994}.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\{640E8~1.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\{CFAB8~1.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\{C733A~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\{FEAFB~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\{5D004~1.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\{D1922~1.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\{AA1F2~1.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\{D9E5A~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\{C78DE~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\{0D956~1.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
{0D956231-CE75-4790-AC62-7EC580FB0624}.exe
{5D004844-0F49-495f-AF12-5C5962C9EFC6}.exe
{640E8F1C-3AB0-46d8-8B65-D8A98768BA01}.exe
{AA1F2A6A-9D7E-4f38-AB8B-9B7B7DE8BA65}.exe
{C733A06B-E05E-4cf8-A6B4-36C1AB7BA14D}.exe
{C78DE79B-90B3-4f9a-8BD8-7440B0664E6A}.exe
{CFAB8FC7-55F4-4fa8-A16D-624FF401C58D}.exe
{D19220F1-E026-4d83-9BB9-077AE7F1134D}.exe
{D9E5A615-8885-491d-A4C5-E1E3FFBBF481}.exe
{DDBFC45E-1D4E-4166-B139-31BF75B5D994}.exe
{FEAFB2DD-C562-43c1-99EB-C615FA06299C}.exe