Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
24/09/2026, 22:20
General
- Target 2026-09-24_cc4438cceaddeebd88c7f6e2cf7974c4_elex_remcos_wannacry.exe
- Size 64KB
- Sample260924-19cskatcke
- SHA256 f360f6a935b94021436caad62ef0c8e88ab1e0bf245c5e1b9b9843216f8c1c42
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\2026-09-24_cc4438cceaddeebd88c7f6e2cf7974c4_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-24_cc4438cceaddeebd88c7f6e2cf7974c4_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\{5251B1C0-C6B0-41bf-B3DB-1447325DCD1E}.exeC:\Windows\{5251B1C0-C6B0-41bf-B3DB-1447325DCD1E}.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\{22CB211F-B91F-4957-B508-D78A3BB47FF1}.exeC:\Windows\{22CB211F-B91F-4957-B508-D78A3BB47FF1}.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\{5C7CA230-8C1B-494f-AD50-891656792F4D}.exeC:\Windows\{5C7CA230-8C1B-494f-AD50-891656792F4D}.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\{BF71FBC6-B678-4770-BEB9-94F0EB80604E}.exeC:\Windows\{BF71FBC6-B678-4770-BEB9-94F0EB80604E}.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\{F1F382C5-D149-4d4d-AD0F-5CD81A241D5F}.exeC:\Windows\{F1F382C5-D149-4d4d-AD0F-5CD81A241D5F}.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\{4DC6AA71-3039-42ea-B31B-0F6A11251622}.exeC:\Windows\{4DC6AA71-3039-42ea-B31B-0F6A11251622}.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\{6E530181-DFB4-4067-BFA1-46B4A5D26CF8}.exeC:\Windows\{6E530181-DFB4-4067-BFA1-46B4A5D26CF8}.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\{8D9E7626-E637-430e-BF8C-F0F24626E291}.exeC:\Windows\{8D9E7626-E637-430e-BF8C-F0F24626E291}.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\{FDE57651-9FF5-48ce-AC43-6A05FB6D5CE8}.exeC:\Windows\{FDE57651-9FF5-48ce-AC43-6A05FB6D5CE8}.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\{D78C776D-63E6-4767-82A5-A679D6CBD0A9}.exeC:\Windows\{D78C776D-63E6-4767-82A5-A679D6CBD0A9}.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\{F829753C-4B90-4963-AE5B-C357422F722F}.exeC:\Windows\{F829753C-4B90-4963-AE5B-C357422F722F}.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\{D78C7~1.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\{FDE57~1.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\{8D9E7~1.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\{6E530~1.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\{4DC6A~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\{F1F38~1.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\{BF71F~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\{5C7CA~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\{22CB2~1.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\{5251B~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
{22CB211F-B91F-4957-B508-D78A3BB47FF1}.exe
{4DC6AA71-3039-42ea-B31B-0F6A11251622}.exe
{5251B1C0-C6B0-41bf-B3DB-1447325DCD1E}.exe
{5C7CA230-8C1B-494f-AD50-891656792F4D}.exe
{6E530181-DFB4-4067-BFA1-46B4A5D26CF8}.exe
{8D9E7626-E637-430e-BF8C-F0F24626E291}.exe
{BF71FBC6-B678-4770-BEB9-94F0EB80604E}.exe
{D78C776D-63E6-4767-82A5-A679D6CBD0A9}.exe
{F1F382C5-D149-4d4d-AD0F-5CD81A241D5F}.exe
{F829753C-4B90-4963-AE5B-C357422F722F}.exe
{FDE57651-9FF5-48ce-AC43-6A05FB6D5CE8}.exe
memory/1580-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1580-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1580-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2416-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2416-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2576-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2576-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2948-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2948-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3112-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3196-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3196-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3196-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4588-48-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4588-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4720-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4720-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5136-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5136-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5460-55-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5460-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5644-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5644-69-0x0000000000400000-0x0000000000410000-memory.dmp