Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
12/08/2026, 09:49
General
- Target 2026-08-12_ab3c481178e4c0f96904eaccba691b1d_elex_remcos_wannacry.exe
- Size 59KB
- Sample260812-ltff7aek3s
- SHA256 e3fa806f4dfc4d8e2623d82d0246158e6a9669a88e2c4e9c03b80d5659944ee9
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_ab3c481178e4c0f96904eaccba691b1d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_ab3c481178e4c0f96904eaccba691b1d_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\{FC6A3173-7616-4ca1-8869-A5C52220C5BC}.exeC:\Windows\{FC6A3173-7616-4ca1-8869-A5C52220C5BC}.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\{13D3563B-0408-4b9b-8198-1039DE7DF584}.exeC:\Windows\{13D3563B-0408-4b9b-8198-1039DE7DF584}.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\{357A4002-AE82-40cc-816F-FD130D80E0EE}.exeC:\Windows\{357A4002-AE82-40cc-816F-FD130D80E0EE}.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\{737BAA5F-8F68-457a-9838-FDE8E18E08E3}.exeC:\Windows\{737BAA5F-8F68-457a-9838-FDE8E18E08E3}.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\{8F6C40A8-8B8A-4f43-872B-B31989B89AFD}.exeC:\Windows\{8F6C40A8-8B8A-4f43-872B-B31989B89AFD}.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\{269E3AB9-EAF4-4e59-AC67-146040E9FBB1}.exeC:\Windows\{269E3AB9-EAF4-4e59-AC67-146040E9FBB1}.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\{21A98705-2A09-4e14-9BB7-C79EFC3DF270}.exeC:\Windows\{21A98705-2A09-4e14-9BB7-C79EFC3DF270}.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\{1CF7BABF-D90C-4b36-A08E-1CEC0FB3C4E0}.exeC:\Windows\{1CF7BABF-D90C-4b36-A08E-1CEC0FB3C4E0}.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\{103CF840-11A2-48ec-B4AB-0F05BC2491E0}.exeC:\Windows\{103CF840-11A2-48ec-B4AB-0F05BC2491E0}.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\{D286A9A5-CC6A-42a8-BB2B-CAA63F137963}.exeC:\Windows\{D286A9A5-CC6A-42a8-BB2B-CAA63F137963}.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\{6D79475D-616E-4a70-B94F-D837C6243597}.exeC:\Windows\{6D79475D-616E-4a70-B94F-D837C6243597}.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\{D286A~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\{103CF~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\{1CF7B~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\{21A98~1.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\{269E3~1.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\{8F6C4~1.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\{737BA~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\{357A4~1.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\{13D35~1.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\{FC6A3~1.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
{103CF840-11A2-48ec-B4AB-0F05BC2491E0}.exe
{13D3563B-0408-4b9b-8198-1039DE7DF584}.exe
{1CF7BABF-D90C-4b36-A08E-1CEC0FB3C4E0}.exe
{21A98705-2A09-4e14-9BB7-C79EFC3DF270}.exe
{269E3AB9-EAF4-4e59-AC67-146040E9FBB1}.exe
{357A4002-AE82-40cc-816F-FD130D80E0EE}.exe
{6D79475D-616E-4a70-B94F-D837C6243597}.exe
{737BAA5F-8F68-457a-9838-FDE8E18E08E3}.exe
{8F6C40A8-8B8A-4f43-872B-B31989B89AFD}.exe
{D286A9A5-CC6A-42a8-BB2B-CAA63F137963}.exe
{FC6A3173-7616-4ca1-8869-A5C52220C5BC}.exe