Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
29/10/2026, 22:31
General
- Target 2026-10-28_9e605ce9d1c86b51de0ac088324c7925_elex_remcos_wannacry.exe
- Size 60KB
- Sample261029-2fcfdaft5s
- SHA256 1c5a659565f85dd9d5a27668448c8e8c42083d54ff80e25cbde48b1d5c7874ad
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\2026-10-28_9e605ce9d1c86b51de0ac088324c7925_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_9e605ce9d1c86b51de0ac088324c7925_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\{5F339F3E-8B52-4520-A982-6D5C75E31CE0}.exeC:\Windows\{5F339F3E-8B52-4520-A982-6D5C75E31CE0}.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\{B837CF2C-F218-44a1-9940-DD790AB9F0AA}.exeC:\Windows\{B837CF2C-F218-44a1-9940-DD790AB9F0AA}.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\{A8D26D58-0158-4ded-9328-5F27CBD815A8}.exeC:\Windows\{A8D26D58-0158-4ded-9328-5F27CBD815A8}.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\{8A78E553-7A1D-4d2e-89AE-DB57AD68F84B}.exeC:\Windows\{8A78E553-7A1D-4d2e-89AE-DB57AD68F84B}.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\{02B06C5E-FBC8-4c08-8E66-9613AB2F2D2C}.exeC:\Windows\{02B06C5E-FBC8-4c08-8E66-9613AB2F2D2C}.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\{3107EC87-AE63-4bde-BEF9-4B9A7C139066}.exeC:\Windows\{3107EC87-AE63-4bde-BEF9-4B9A7C139066}.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\{FC4E4FB7-0B6C-4513-9B43-C775AF60D165}.exeC:\Windows\{FC4E4FB7-0B6C-4513-9B43-C775AF60D165}.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\{95CAB8DC-557C-488f-96D7-C58E10F4D959}.exeC:\Windows\{95CAB8DC-557C-488f-96D7-C58E10F4D959}.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\{7C7EACDC-7769-4012-9526-13F1AB85F83E}.exeC:\Windows\{7C7EACDC-7769-4012-9526-13F1AB85F83E}.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\{13DABDFF-FD69-41a8-9E4F-CEC4C718B877}.exeC:\Windows\{13DABDFF-FD69-41a8-9E4F-CEC4C718B877}.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\{C2FC5AA9-9452-4a66-86E7-E3FC75CF0BDB}.exeC:\Windows\{C2FC5AA9-9452-4a66-86E7-E3FC75CF0BDB}.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\{13DAB~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\{7C7EA~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\{95CAB~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\{FC4E4~1.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\{3107E~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\{02B06~1.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\{8A78E~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\{A8D26~1.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\{B837C~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\{5F339~1.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
{02B06C5E-FBC8-4c08-8E66-9613AB2F2D2C}.exe
{13DABDFF-FD69-41a8-9E4F-CEC4C718B877}.exe
{3107EC87-AE63-4bde-BEF9-4B9A7C139066}.exe
{5F339F3E-8B52-4520-A982-6D5C75E31CE0}.exe
{7C7EACDC-7769-4012-9526-13F1AB85F83E}.exe
{8A78E553-7A1D-4d2e-89AE-DB57AD68F84B}.exe
{95CAB8DC-557C-488f-96D7-C58E10F4D959}.exe
{A8D26D58-0158-4ded-9328-5F27CBD815A8}.exe
{B837CF2C-F218-44a1-9940-DD790AB9F0AA}.exe
{C2FC5AA9-9452-4a66-86E7-E3FC75CF0BDB}.exe
{FC4E4FB7-0B6C-4513-9B43-C775AF60D165}.exe