Analysis
- max time kernel
148s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
14/08/2026, 15:47
General
- Target 2026-08-14_8861f3a9b64a8619c5cc844d11ff7b07_elex_remcos_wannacry.exe
- Size 64KB
- Sample260814-s8a9caej3x
- SHA256 ff5d4376ee4d6c0bd653f28432d78bbdf8b74ac46dfdc5d73ef1505b81bf4d56
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 35 IoCs
- Detects Windows executables referencing non-Windows User-Agents 35 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\2026-08-14_8861f3a9b64a8619c5cc844d11ff7b07_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_8861f3a9b64a8619c5cc844d11ff7b07_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\{A85CC890-622B-4384-8D88-C325A3C8C2EA}.exeC:\Windows\{A85CC890-622B-4384-8D88-C325A3C8C2EA}.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\{AEA7350D-6F78-4aae-B3A6-FCFB1B3B4B3C}.exeC:\Windows\{AEA7350D-6F78-4aae-B3A6-FCFB1B3B4B3C}.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\{E22E4FB6-00FD-4c8d-B37C-BAF4A5416A71}.exeC:\Windows\{E22E4FB6-00FD-4c8d-B37C-BAF4A5416A71}.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\{A16EA1C3-0082-4d25-B820-A46E5DB5D567}.exeC:\Windows\{A16EA1C3-0082-4d25-B820-A46E5DB5D567}.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\{5F5FFBE6-10D4-441d-AE24-058B051C6146}.exeC:\Windows\{5F5FFBE6-10D4-441d-AE24-058B051C6146}.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\{12BD3564-9B1C-4551-B2E8-7325BDA79E7C}.exeC:\Windows\{12BD3564-9B1C-4551-B2E8-7325BDA79E7C}.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\{1E941D59-42A9-403b-8C9D-AB2EABAF7ADB}.exeC:\Windows\{1E941D59-42A9-403b-8C9D-AB2EABAF7ADB}.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\{BC4BAD9F-733D-4567-BB37-2C55A4A23492}.exeC:\Windows\{BC4BAD9F-733D-4567-BB37-2C55A4A23492}.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\{6062F396-19AF-4320-8A29-BBA7100425F6}.exeC:\Windows\{6062F396-19AF-4320-8A29-BBA7100425F6}.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\{F2634FD2-734D-49fe-A4D2-C159A4ECB2AA}.exeC:\Windows\{F2634FD2-734D-49fe-A4D2-C159A4ECB2AA}.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\{EEBDBFF2-BC45-4353-A822-BE2D8C6DEC08}.exeC:\Windows\{EEBDBFF2-BC45-4353-A822-BE2D8C6DEC08}.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\{F2634~1.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\{6062F~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\{BC4BA~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\{1E941~1.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\{12BD3~1.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\{5F5FF~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\{A16EA~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\{E22E4~1.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\{AEA73~1.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\{A85CC~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
{12BD3564-9B1C-4551-B2E8-7325BDA79E7C}.exe
{1E941D59-42A9-403b-8C9D-AB2EABAF7ADB}.exe
{5F5FFBE6-10D4-441d-AE24-058B051C6146}.exe
{6062F396-19AF-4320-8A29-BBA7100425F6}.exe
{A16EA1C3-0082-4d25-B820-A46E5DB5D567}.exe
{A85CC890-622B-4384-8D88-C325A3C8C2EA}.exe
{AEA7350D-6F78-4aae-B3A6-FCFB1B3B4B3C}.exe
{BC4BAD9F-733D-4567-BB37-2C55A4A23492}.exe
{E22E4FB6-00FD-4c8d-B37C-BAF4A5416A71}.exe
{EEBDBFF2-BC45-4353-A822-BE2D8C6DEC08}.exe
{F2634FD2-734D-49fe-A4D2-C159A4ECB2AA}.exe
memory/832-0-0x0000000000400000-0x0000000000410000-memory.dmp
memory/832-8-0x0000000000400000-0x0000000000410000-memory.dmp
memory/832-1-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-21-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1748-28-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2668-77-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2744-54-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2744-49-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2932-63-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2932-69-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2972-41-0x0000000000400000-0x0000000000410000-memory.dmp
memory/2972-47-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3764-56-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3764-61-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3856-13-0x0000000000400000-0x0000000000410000-memory.dmp
memory/3856-6-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4252-35-0x0000000000400000-0x0000000000410000-memory.dmp
memory/4252-42-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5448-19-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5448-14-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5736-70-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5736-75-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5812-27-0x0000000000400000-0x0000000000410000-memory.dmp
memory/5812-34-0x0000000000400000-0x0000000000410000-memory.dmp