Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
25/10/2026, 09:35
General
- Target 2026-10-24_bc443e6171f323ba877c4410e84dcf93_elex_remcos_wannacry.exe
- Size 64KB
- Sample261025-lkkdsaez3t
- SHA256 c03d6544d7b20b6836c8922c085848789b3308bb2041878ff52651153e10eca1
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\2026-10-24_bc443e6171f323ba877c4410e84dcf93_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-24_bc443e6171f323ba877c4410e84dcf93_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\{A6A2CD46-1312-417e-A489-B38F7EACFAD0}.exeC:\Windows\{A6A2CD46-1312-417e-A489-B38F7EACFAD0}.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\{0BD01093-319E-476e-ADE2-B04281162F95}.exeC:\Windows\{0BD01093-319E-476e-ADE2-B04281162F95}.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\{002443E5-748E-45e1-B57E-014839AD9D7A}.exeC:\Windows\{002443E5-748E-45e1-B57E-014839AD9D7A}.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
-
C:\Windows\{650EFCBB-3AF2-48fa-877D-0D1B1047DDF2}.exeC:\Windows\{650EFCBB-3AF2-48fa-877D-0D1B1047DDF2}.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\{1EF2A226-3EDA-456d-990F-086118127EB7}.exeC:\Windows\{1EF2A226-3EDA-456d-990F-086118127EB7}.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\{83493DA5-1F3E-41b5-A860-5F748E6C2E3C}.exeC:\Windows\{83493DA5-1F3E-41b5-A860-5F748E6C2E3C}.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
-
C:\Windows\{1DCCFB16-05E5-4c3e-9880-F5D8A22287F3}.exeC:\Windows\{1DCCFB16-05E5-4c3e-9880-F5D8A22287F3}.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\{C47315CB-955E-4168-BCE0-0F6F2E262365}.exeC:\Windows\{C47315CB-955E-4168-BCE0-0F6F2E262365}.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\{58836CA5-52F2-4584-89F2-B966FFCAC8FF}.exeC:\Windows\{58836CA5-52F2-4584-89F2-B966FFCAC8FF}.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
-
C:\Windows\{07A00A82-F595-4402-BA15-D0796DAAB812}.exeC:\Windows\{07A00A82-F595-4402-BA15-D0796DAAB812}.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
-
C:\Windows\{DC8AE347-498A-447c-BCB8-F7BCAA3DC2DA}.exeC:\Windows\{DC8AE347-498A-447c-BCB8-F7BCAA3DC2DA}.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\{07A00~1.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\{58836~1.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\{C4731~1.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\{1DCCF~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\{83493~1.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\{1EF2A~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\{650EF~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\{00244~1.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\{0BD01~1.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\{A6A2C~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
{002443E5-748E-45e1-B57E-014839AD9D7A}.exe
{07A00A82-F595-4402-BA15-D0796DAAB812}.exe
{0BD01093-319E-476e-ADE2-B04281162F95}.exe
{1DCCFB16-05E5-4c3e-9880-F5D8A22287F3}.exe
{1EF2A226-3EDA-456d-990F-086118127EB7}.exe
{58836CA5-52F2-4584-89F2-B966FFCAC8FF}.exe
{650EFCBB-3AF2-48fa-877D-0D1B1047DDF2}.exe
{83493DA5-1F3E-41b5-A860-5F748E6C2E3C}.exe
{A6A2CD46-1312-417e-A489-B38F7EACFAD0}.exe
{C47315CB-955E-4168-BCE0-0F6F2E262365}.exe
{DC8AE347-498A-447c-BCB8-F7BCAA3DC2DA}.exe
memory/1296-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1296-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1296-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1332-62-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1332-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1340-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1340-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3052-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3052-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3052-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3520-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3520-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4128-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4128-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4336-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4336-51-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4852-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5048-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5048-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5268-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5868-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5972-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5972-36-0x0000000000400000-0x0000000000410000-memory.dmp