Analysis
- max time kernel
148s - max time network
118s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
13/08/2026, 12:24
General
- Target 2026-08-13_a9f39161d61c98b5cb724126d606fcfd_elex_remcos_wannacry.exe
- Size 64KB
- Sample260813-plhhcsyvav
- SHA256 d7e78d3f95718a4d8bf5cc1f1856389a5e6f2b6cdcb7d7d0a3935a0e9b87d100
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\2026-08-13_a9f39161d61c98b5cb724126d606fcfd_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_a9f39161d61c98b5cb724126d606fcfd_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\{1F4E5BFE-2428-444b-A857-F06763DF217F}.exeC:\Windows\{1F4E5BFE-2428-444b-A857-F06763DF217F}.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\{C5861B33-8F0F-440f-883F-A0363F34AA95}.exeC:\Windows\{C5861B33-8F0F-440f-883F-A0363F34AA95}.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\{C4860727-5C07-409d-AAF9-0AB790CD38AD}.exeC:\Windows\{C4860727-5C07-409d-AAF9-0AB790CD38AD}.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\{9A0D430B-5AFB-437e-B798-A074B3058EBA}.exeC:\Windows\{9A0D430B-5AFB-437e-B798-A074B3058EBA}.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\{9525712F-97C1-47b7-9FA3-646D49CEEC5F}.exeC:\Windows\{9525712F-97C1-47b7-9FA3-646D49CEEC5F}.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\{2C6B3A44-CBD1-41cb-9AFC-C221C6B33CC5}.exeC:\Windows\{2C6B3A44-CBD1-41cb-9AFC-C221C6B33CC5}.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\{75B6D8C8-2560-4f94-A348-D79757A6FD04}.exeC:\Windows\{75B6D8C8-2560-4f94-A348-D79757A6FD04}.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\{0082B195-C54F-4644-A3F2-E0F97B89C0E4}.exeC:\Windows\{0082B195-C54F-4644-A3F2-E0F97B89C0E4}.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\{FC36432B-FB02-41aa-B148-643C18806D61}.exeC:\Windows\{FC36432B-FB02-41aa-B148-643C18806D61}.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\{DFFD5C62-B564-466e-A5F7-EBAB29AE66B9}.exeC:\Windows\{DFFD5C62-B564-466e-A5F7-EBAB29AE66B9}.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\{98A2CF7B-4C91-49c2-8BC1-FBDBE8B1191C}.exeC:\Windows\{98A2CF7B-4C91-49c2-8BC1-FBDBE8B1191C}.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\{DFFD5~1.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\{FC364~1.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\{0082B~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\{75B6D~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\{2C6B3~1.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\{95257~1.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\{9A0D4~1.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\{C4860~1.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\{C5861~1.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\{1F4E5~1.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
{0082B195-C54F-4644-A3F2-E0F97B89C0E4}.exe
{1F4E5BFE-2428-444b-A857-F06763DF217F}.exe
{2C6B3A44-CBD1-41cb-9AFC-C221C6B33CC5}.exe
{75B6D8C8-2560-4f94-A348-D79757A6FD04}.exe
{9525712F-97C1-47b7-9FA3-646D49CEEC5F}.exe
{98A2CF7B-4C91-49c2-8BC1-FBDBE8B1191C}.exe
{9A0D430B-5AFB-437e-B798-A074B3058EBA}.exe
{C4860727-5C07-409d-AAF9-0AB790CD38AD}.exe
{C5861B33-8F0F-440f-883F-A0363F34AA95}.exe
{DFFD5C62-B564-466e-A5F7-EBAB29AE66B9}.exe
{FC36432B-FB02-41aa-B148-643C18806D61}.exe
memory/56-29-0x0000000000400000-0x0000000000410000-memory.dmp
memory/56-36-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1404-12-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1404-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-64-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1948-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1964-50-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1964-57-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2652-43-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2652-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-7-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2900-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3048-78-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4664-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4664-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4836-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4836-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5864-71-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5864-76-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5884-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5884-23-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5884-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5904-20-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5904-14-0x0000000000400000-0x0000000000410000-memory.dmp