Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
15/08/2026, 03:53
General
- Target 2026-08-15_59cfc9d3aa5a4d4449605a781bd161a8_elex_remcos_wannacry.exe
- Size 64KB
- Sample260815-eftckaem3y
- SHA256 803df9a8ba3e56f0102dcaafcb6389c4aeef54415f1aca4f46781e519866a561
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\2026-08-15_59cfc9d3aa5a4d4449605a781bd161a8_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_59cfc9d3aa5a4d4449605a781bd161a8_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\{F9F017D1-0639-4490-AB8D-43BEF8AA9DE8}.exeC:\Windows\{F9F017D1-0639-4490-AB8D-43BEF8AA9DE8}.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\{F8D46AB5-A494-4416-B8AE-F3C5BC2D1542}.exeC:\Windows\{F8D46AB5-A494-4416-B8AE-F3C5BC2D1542}.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\{46A7901D-D015-40e0-8B5B-F8E866C40022}.exeC:\Windows\{46A7901D-D015-40e0-8B5B-F8E866C40022}.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\{74105EE7-1194-41cd-882D-DB36CED7A1D3}.exeC:\Windows\{74105EE7-1194-41cd-882D-DB36CED7A1D3}.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\{DEE30AAE-E99B-466e-9CB1-901C7973F31F}.exeC:\Windows\{DEE30AAE-E99B-466e-9CB1-901C7973F31F}.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\{EFCC4E06-D27A-43a8-B66D-7C3AA235310B}.exeC:\Windows\{EFCC4E06-D27A-43a8-B66D-7C3AA235310B}.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\{10023F57-9C27-4dc9-939C-B3AD052E8ADA}.exeC:\Windows\{10023F57-9C27-4dc9-939C-B3AD052E8ADA}.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\{B170BEC6-E72B-45a8-B34D-612F489788E9}.exeC:\Windows\{B170BEC6-E72B-45a8-B34D-612F489788E9}.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\{589E7E57-F38F-491b-B128-C41EB439446C}.exeC:\Windows\{589E7E57-F38F-491b-B128-C41EB439446C}.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\{AC746530-DF30-457a-BAA9-44FD46AF01AC}.exeC:\Windows\{AC746530-DF30-457a-BAA9-44FD46AF01AC}.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\{595E6E29-4B0F-4900-A555-A206B8F9CDC4}.exeC:\Windows\{595E6E29-4B0F-4900-A555-A206B8F9CDC4}.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\{AC746~1.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\{589E7~1.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\{B170B~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\{10023~1.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\{EFCC4~1.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\{DEE30~1.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\{74105~1.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\{46A79~1.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\{F8D46~1.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\{F9F01~1.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
{10023F57-9C27-4dc9-939C-B3AD052E8ADA}.exe
{46A7901D-D015-40e0-8B5B-F8E866C40022}.exe
{589E7E57-F38F-491b-B128-C41EB439446C}.exe
{595E6E29-4B0F-4900-A555-A206B8F9CDC4}.exe
{74105EE7-1194-41cd-882D-DB36CED7A1D3}.exe
{AC746530-DF30-457a-BAA9-44FD46AF01AC}.exe
{B170BEC6-E72B-45a8-B34D-612F489788E9}.exe
{DEE30AAE-E99B-466e-9CB1-901C7973F31F}.exe
{EFCC4E06-D27A-43a8-B66D-7C3AA235310B}.exe
{F8D46AB5-A494-4416-B8AE-F3C5BC2D1542}.exe
{F9F017D1-0639-4490-AB8D-43BEF8AA9DE8}.exe
memory/1620-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1620-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3792-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3792-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4140-34-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4140-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4448-9-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4448-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4448-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4516-15-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4516-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4724-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4744-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4744-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4976-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5068-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5068-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5084-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5084-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6648-22-0x0000000000400000-0x0000000000410000-memory.dmp
memory/6648-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/7028-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/7028-69-0x0000000000400000-0x0000000000410000-memory.dmp