Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 10:43
General
- Target 2026-08-12_d0c4473a346b9290df658772e277d91e_elex_remcos_wannacry.exe
- Size 64KB
- Sample260812-msd3eavcrd
- SHA256 ea0957715cafe10c35c8fa3826f975fcdfb5697f31f2e684e356597b787e4c67
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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_d0c4473a346b9290df658772e277d91e_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_d0c4473a346b9290df658772e277d91e_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\{C914C847-2D53-499a-8E94-E6C8ED1D8479}.exeC:\Windows\{C914C847-2D53-499a-8E94-E6C8ED1D8479}.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\{5A11FB8F-78C7-4e40-AAC8-94527764784C}.exeC:\Windows\{5A11FB8F-78C7-4e40-AAC8-94527764784C}.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\{A9DCDE0F-AA3C-4644-9DAD-DFA3F9759E1A}.exeC:\Windows\{A9DCDE0F-AA3C-4644-9DAD-DFA3F9759E1A}.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\{F10EF694-B4C3-4188-B1B8-A840745C9B85}.exeC:\Windows\{F10EF694-B4C3-4188-B1B8-A840745C9B85}.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\{0B640EF4-77AE-4318-844C-89923F9CF3BF}.exeC:\Windows\{0B640EF4-77AE-4318-844C-89923F9CF3BF}.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\{A7959DA7-9004-404c-85A1-CE4DB5883186}.exeC:\Windows\{A7959DA7-9004-404c-85A1-CE4DB5883186}.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\{7B452059-1B19-4e27-8530-58AB299F75F9}.exeC:\Windows\{7B452059-1B19-4e27-8530-58AB299F75F9}.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\{CB4B6C50-CC37-499d-96FA-3061ADF09719}.exeC:\Windows\{CB4B6C50-CC37-499d-96FA-3061ADF09719}.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\{B3F977F5-F557-4a58-B63F-A08389AE920C}.exeC:\Windows\{B3F977F5-F557-4a58-B63F-A08389AE920C}.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\{ACECF007-D175-4cd0-894D-07B009309518}.exeC:\Windows\{ACECF007-D175-4cd0-894D-07B009309518}.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\{E26AB874-DD12-4226-BBCD-7CC573505D1D}.exeC:\Windows\{E26AB874-DD12-4226-BBCD-7CC573505D1D}.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\{ACECF~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\{B3F97~1.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\{CB4B6~1.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\{7B452~1.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\{A7959~1.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\{0B640~1.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\{F10EF~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\{A9DCD~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\{5A11F~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\{C914C~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
{0B640EF4-77AE-4318-844C-89923F9CF3BF}.exe
{5A11FB8F-78C7-4e40-AAC8-94527764784C}.exe
{7B452059-1B19-4e27-8530-58AB299F75F9}.exe
{A7959DA7-9004-404c-85A1-CE4DB5883186}.exe
{A9DCDE0F-AA3C-4644-9DAD-DFA3F9759E1A}.exe
{ACECF007-D175-4cd0-894D-07B009309518}.exe
{B3F977F5-F557-4a58-B63F-A08389AE920C}.exe
{C914C847-2D53-499a-8E94-E6C8ED1D8479}.exe
{CB4B6C50-CC37-499d-96FA-3061ADF09719}.exe
{E26AB874-DD12-4226-BBCD-7CC573505D1D}.exe
{F10EF694-B4C3-4188-B1B8-A840745C9B85}.exe
memory/252-33-0x0000000000400000-0x0000000000410000-memory.dmp
memory/252-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/800-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/800-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1428-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1428-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1856-75-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1856-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1868-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1868-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1900-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1900-68-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2064-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2064-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2692-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3904-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3904-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4324-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4644-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4968-40-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4968-35-0x0000000000400000-0x0000000000410000-memory.dmp