Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
24/10/2026, 10:48
General
- Target 2026-10-22_646e271302b3959a4212e22d9b64796b_elex_remcos_wannacry.exe
- Size 60KB
- Sample261024-mv98matxat
- SHA256 4e98c5afa6a89b3340f86631fb9d16057a5bb3966a67d84940bf5599a4ed3310
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
- Custom signatureDetects 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\2026-10-22_646e271302b3959a4212e22d9b64796b_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_646e271302b3959a4212e22d9b64796b_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\{7162CBF4-C8C8-42b3-A2CD-E9AA33675946}.exeC:\Windows\{7162CBF4-C8C8-42b3-A2CD-E9AA33675946}.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\{AFCFCCF6-1B3B-4cc2-913E-7F41DDC83C5E}.exeC:\Windows\{AFCFCCF6-1B3B-4cc2-913E-7F41DDC83C5E}.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\{56D81712-E713-4294-AA6B-6FACDD20C954}.exeC:\Windows\{56D81712-E713-4294-AA6B-6FACDD20C954}.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\{C72E826F-030B-40ad-8C99-766A80C126A6}.exeC:\Windows\{C72E826F-030B-40ad-8C99-766A80C126A6}.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\{F4D899F4-613D-400e-BAA9-C2D436A1A434}.exeC:\Windows\{F4D899F4-613D-400e-BAA9-C2D436A1A434}.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\{73E0801F-4BC4-4283-B4F4-4EC15B7E59E8}.exeC:\Windows\{73E0801F-4BC4-4283-B4F4-4EC15B7E59E8}.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\{97514050-1E1E-4608-8825-F5C1989E6C6D}.exeC:\Windows\{97514050-1E1E-4608-8825-F5C1989E6C6D}.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\{0BCE670E-C063-4d85-8742-2D83F47CB034}.exeC:\Windows\{0BCE670E-C063-4d85-8742-2D83F47CB034}.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\{5F3D0A8A-4623-4206-B013-39F1EDCCA7C6}.exeC:\Windows\{5F3D0A8A-4623-4206-B013-39F1EDCCA7C6}.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\{73680375-E10D-4cae-916E-5B11131A4CB8}.exeC:\Windows\{73680375-E10D-4cae-916E-5B11131A4CB8}.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\{003BA6CF-1EAD-469c-A9C0-80728E173699}.exeC:\Windows\{003BA6CF-1EAD-469c-A9C0-80728E173699}.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\{73680~1.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\{5F3D0~1.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\{0BCE6~1.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\{97514~1.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\{73E08~1.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\{F4D89~1.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\{C72E8~1.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\{56D81~1.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\{AFCFC~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\{7162C~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
{003BA6CF-1EAD-469c-A9C0-80728E173699}.exe
{0BCE670E-C063-4d85-8742-2D83F47CB034}.exe
{56D81712-E713-4294-AA6B-6FACDD20C954}.exe
{5F3D0A8A-4623-4206-B013-39F1EDCCA7C6}.exe
{7162CBF4-C8C8-42b3-A2CD-E9AA33675946}.exe
{73680375-E10D-4cae-916E-5B11131A4CB8}.exe
{73E0801F-4BC4-4283-B4F4-4EC15B7E59E8}.exe
{97514050-1E1E-4608-8825-F5C1989E6C6D}.exe
{AFCFCCF6-1B3B-4cc2-913E-7F41DDC83C5E}.exe
{C72E826F-030B-40ad-8C99-766A80C126A6}.exe
{F4D899F4-613D-400e-BAA9-C2D436A1A434}.exe