Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
08/08/2026, 09:00
General
- Target 2026-08-08_198646830bd37e072addebce503f206d_elex_remcos_wannacry.exe
- Size 60KB
- Sample260808-kylnbsxthy
- SHA256 f30809af12f4d382f446f0075708422537891e52c2f7b7290a2154ea151c6d17
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\2026-08-08_198646830bd37e072addebce503f206d_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_198646830bd37e072addebce503f206d_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\{FCB62FC3-F855-4362-B163-0CA3325D029F}.exeC:\Windows\{FCB62FC3-F855-4362-B163-0CA3325D029F}.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\{3188CA3C-0F58-4315-AC9D-DCD49D806279}.exeC:\Windows\{3188CA3C-0F58-4315-AC9D-DCD49D806279}.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\{6B0C66FC-C0B5-42d8-929C-398C04E308A3}.exeC:\Windows\{6B0C66FC-C0B5-42d8-929C-398C04E308A3}.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\{EFBEF538-2F2E-46b7-B64B-859FDBCF3955}.exeC:\Windows\{EFBEF538-2F2E-46b7-B64B-859FDBCF3955}.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\{BA7E7ED8-D663-4c10-8556-CF3F34C97FEF}.exeC:\Windows\{BA7E7ED8-D663-4c10-8556-CF3F34C97FEF}.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\{223FCAAD-9F85-470e-AADC-461528C4791D}.exeC:\Windows\{223FCAAD-9F85-470e-AADC-461528C4791D}.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\{BFD3F937-C225-4552-943D-1E217D746B33}.exeC:\Windows\{BFD3F937-C225-4552-943D-1E217D746B33}.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\{F59F3F04-9945-49a5-9061-6480C1A2EE98}.exeC:\Windows\{F59F3F04-9945-49a5-9061-6480C1A2EE98}.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\{F9ABC430-4315-44f3-AD6C-A77D2AE4F902}.exeC:\Windows\{F9ABC430-4315-44f3-AD6C-A77D2AE4F902}.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\{6A24C556-D11C-46d2-BAC2-7AFCB7EF4E30}.exeC:\Windows\{6A24C556-D11C-46d2-BAC2-7AFCB7EF4E30}.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\{4D30FFA2-1EDD-4572-8942-BB7051A35F0B}.exeC:\Windows\{4D30FFA2-1EDD-4572-8942-BB7051A35F0B}.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\{6A24C~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\{F9ABC~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\{F59F3~1.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\{BFD3F~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\{223FC~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\{BA7E7~1.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\{EFBEF~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\{6B0C6~1.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\{3188C~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\{FCB62~1.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
{223FCAAD-9F85-470e-AADC-461528C4791D}.exe
{3188CA3C-0F58-4315-AC9D-DCD49D806279}.exe
{4D30FFA2-1EDD-4572-8942-BB7051A35F0B}.exe
{6A24C556-D11C-46d2-BAC2-7AFCB7EF4E30}.exe
{6B0C66FC-C0B5-42d8-929C-398C04E308A3}.exe
{BA7E7ED8-D663-4c10-8556-CF3F34C97FEF}.exe
{BFD3F937-C225-4552-943D-1E217D746B33}.exe
{EFBEF538-2F2E-46b7-B64B-859FDBCF3955}.exe
{F59F3F04-9945-49a5-9061-6480C1A2EE98}.exe
{F9ABC430-4315-44f3-AD6C-A77D2AE4F902}.exe
{FCB62FC3-F855-4362-B163-0CA3325D029F}.exe