Analysis
- max time kernel
148s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
01/08/2026, 18:42
General
- Target 2026-08-01_fd5b67780ef65e1524653ad74061d9d2_elex_remcos_wannacry.exe
- Size 64KB
- Sample260801-xcdf2sem7y
- SHA256 49f9df2326e15e7d2226cea732a040e5ed78c68f13eca0be5367b27e4ad37a2c
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 36 IoCs
- Detects Windows executables referencing non-Windows User-Agents 36 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\2026-08-01_fd5b67780ef65e1524653ad74061d9d2_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_fd5b67780ef65e1524653ad74061d9d2_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\{398310CA-BF58-4f8f-8154-A73072781A6D}.exeC:\Windows\{398310CA-BF58-4f8f-8154-A73072781A6D}.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\{48451501-8341-4416-93B7-5D9BD9D648A1}.exeC:\Windows\{48451501-8341-4416-93B7-5D9BD9D648A1}.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\{67988D1E-3D2C-4d35-AF47-E576AA055A53}.exeC:\Windows\{67988D1E-3D2C-4d35-AF47-E576AA055A53}.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\{5FB55819-DA2D-4358-B023-76EE138B077C}.exeC:\Windows\{5FB55819-DA2D-4358-B023-76EE138B077C}.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\{2D47DC96-89D1-4437-AB1B-86C83589EAEA}.exeC:\Windows\{2D47DC96-89D1-4437-AB1B-86C83589EAEA}.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\{33DB1BFE-11E6-4d4e-8ACB-B306C815E990}.exeC:\Windows\{33DB1BFE-11E6-4d4e-8ACB-B306C815E990}.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\{C5F1E61A-8609-4c2a-B5A7-EF913E5DD936}.exeC:\Windows\{C5F1E61A-8609-4c2a-B5A7-EF913E5DD936}.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\{362071EE-3C28-4296-ADD3-0166C6B5BF5D}.exeC:\Windows\{362071EE-3C28-4296-ADD3-0166C6B5BF5D}.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\{67C6B0C6-C3BC-432c-97CE-4B4561FE0827}.exeC:\Windows\{67C6B0C6-C3BC-432c-97CE-4B4561FE0827}.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\{0DCB6F22-D343-4784-A3E9-4E9C9EF199B8}.exeC:\Windows\{0DCB6F22-D343-4784-A3E9-4E9C9EF199B8}.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\{B94AB90B-7059-47c4-A07B-1F191DA29C11}.exeC:\Windows\{B94AB90B-7059-47c4-A07B-1F191DA29C11}.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\{0DCB6~1.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\{67C6B~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\{36207~1.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\{C5F1E~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\{33DB1~1.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\{2D47D~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\{5FB55~1.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\{67988~1.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\{48451~1.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\{39831~1.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
{0DCB6F22-D343-4784-A3E9-4E9C9EF199B8}.exe
{2D47DC96-89D1-4437-AB1B-86C83589EAEA}.exe
{33DB1BFE-11E6-4d4e-8ACB-B306C815E990}.exe
{362071EE-3C28-4296-ADD3-0166C6B5BF5D}.exe
{398310CA-BF58-4f8f-8154-A73072781A6D}.exe
{48451501-8341-4416-93B7-5D9BD9D648A1}.exe
{5FB55819-DA2D-4358-B023-76EE138B077C}.exe
{67988D1E-3D2C-4d35-AF47-E576AA055A53}.exe
{67C6B0C6-C3BC-432c-97CE-4B4561FE0827}.exe
{B94AB90B-7059-47c4-A07B-1F191DA29C11}.exe
{C5F1E61A-8609-4c2a-B5A7-EF913E5DD936}.exe
memory/616-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/616-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1352-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1352-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1488-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2616-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2616-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3360-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3360-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3676-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3736-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3736-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4308-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4308-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5172-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5172-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5656-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5656-65-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5656-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5968-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5968-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6100-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6100-76-0x0000000000400000-0x0000000000410000-memory.dmp