Analysis
- max time kernel
148s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/10/2026, 19:08
General
- Target 2026-10-01_1922c4f58c6d1693d5fcaa746a12fec1_elex_remcos_wannacry.exe
- Size 60KB
- Sample261002-xtfyhagb79
- SHA256 d3d16a97d6648fe89549119a1d41d3b41e3686d8b3aa15f632d21bdec5af43e6
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\2026-10-01_1922c4f58c6d1693d5fcaa746a12fec1_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-01_1922c4f58c6d1693d5fcaa746a12fec1_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\{0BAE3B6F-48C4-4fb7-B71C-67F1C2C4335D}.exeC:\Windows\{0BAE3B6F-48C4-4fb7-B71C-67F1C2C4335D}.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\{B9EF3114-5844-4b4d-91D9-9A2D80A30C5D}.exeC:\Windows\{B9EF3114-5844-4b4d-91D9-9A2D80A30C5D}.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\{0BBE1D5B-86A7-4311-BFD7-D3F9A0CD19F7}.exeC:\Windows\{0BBE1D5B-86A7-4311-BFD7-D3F9A0CD19F7}.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\{E9843DBE-8B27-4d83-9B12-90A6577BE985}.exeC:\Windows\{E9843DBE-8B27-4d83-9B12-90A6577BE985}.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\{116428F0-72AE-4351-89C6-5373E07B4E23}.exeC:\Windows\{116428F0-72AE-4351-89C6-5373E07B4E23}.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\{7A2E306B-8478-463a-87B1-0C309BB4A491}.exeC:\Windows\{7A2E306B-8478-463a-87B1-0C309BB4A491}.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\{E78B7F06-48AE-4d20-8FA3-F3BCACC369ED}.exeC:\Windows\{E78B7F06-48AE-4d20-8FA3-F3BCACC369ED}.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\{DAD75EA8-B4BA-412e-8109-5FA1D5EC60D5}.exeC:\Windows\{DAD75EA8-B4BA-412e-8109-5FA1D5EC60D5}.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\{0E6D834A-A4E9-42bc-A6C7-DCA7B5A44CE9}.exeC:\Windows\{0E6D834A-A4E9-42bc-A6C7-DCA7B5A44CE9}.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\{0C492CF4-E384-437e-A874-56FC32520AF0}.exeC:\Windows\{0C492CF4-E384-437e-A874-56FC32520AF0}.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\{EB420EF4-72D3-40f1-A572-D5A678765D59}.exeC:\Windows\{EB420EF4-72D3-40f1-A572-D5A678765D59}.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\{0C492~1.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\{0E6D8~1.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\{DAD75~1.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\{E78B7~1.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\{7A2E3~1.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\{11642~1.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\{E9843~1.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\{0BBE1~1.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\{B9EF3~1.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\{0BAE3~1.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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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
{0BAE3B6F-48C4-4fb7-B71C-67F1C2C4335D}.exe
{0BBE1D5B-86A7-4311-BFD7-D3F9A0CD19F7}.exe
{0C492CF4-E384-437e-A874-56FC32520AF0}.exe
{0E6D834A-A4E9-42bc-A6C7-DCA7B5A44CE9}.exe
{116428F0-72AE-4351-89C6-5373E07B4E23}.exe
{7A2E306B-8478-463a-87B1-0C309BB4A491}.exe
{B9EF3114-5844-4b4d-91D9-9A2D80A30C5D}.exe
{DAD75EA8-B4BA-412e-8109-5FA1D5EC60D5}.exe
{E78B7F06-48AE-4d20-8FA3-F3BCACC369ED}.exe
{E9843DBE-8B27-4d83-9B12-90A6577BE985}.exe
{EB420EF4-72D3-40f1-A572-D5A678765D59}.exe