Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
15/08/2026, 12:12
General
- Target 2026-08-15_ab42d2c63dc5acc402576506447e61b1_elex_remcos_wannacry.exe
- Size 59KB
- Sample260815-pc8ceswaph
- SHA256 ff6c33b02341901db626f62d0a7e61a8ad05efd826041d53791d04048d8c752c
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\2026-08-15_ab42d2c63dc5acc402576506447e61b1_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_ab42d2c63dc5acc402576506447e61b1_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\{688BC2A8-F742-4c29-9BF5-CA6802A3634A}.exeC:\Windows\{688BC2A8-F742-4c29-9BF5-CA6802A3634A}.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\{72CE5A51-9534-4476-B6A3-86D524BA9860}.exeC:\Windows\{72CE5A51-9534-4476-B6A3-86D524BA9860}.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\{BCAA31D4-3537-4bbb-813C-54EEFC0A0BA8}.exeC:\Windows\{BCAA31D4-3537-4bbb-813C-54EEFC0A0BA8}.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\{1D764C8B-07AB-417b-AD14-6FDD6703C55B}.exeC:\Windows\{1D764C8B-07AB-417b-AD14-6FDD6703C55B}.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\{30442C0C-3F5C-42f3-B2F6-50CE1CFBE561}.exeC:\Windows\{30442C0C-3F5C-42f3-B2F6-50CE1CFBE561}.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\{102B301F-35C7-43b8-8CCA-FC52F7C732FD}.exeC:\Windows\{102B301F-35C7-43b8-8CCA-FC52F7C732FD}.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\{582FEA4E-AB77-4a91-997C-6D1EBE0C4767}.exeC:\Windows\{582FEA4E-AB77-4a91-997C-6D1EBE0C4767}.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\{B81A0405-8282-4f54-87CE-B694DF5D3372}.exeC:\Windows\{B81A0405-8282-4f54-87CE-B694DF5D3372}.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\{B3013E02-76EF-4af1-BC5F-A0CD6A4CA243}.exeC:\Windows\{B3013E02-76EF-4af1-BC5F-A0CD6A4CA243}.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\{5724059C-633E-4d87-AFE0-E36A47D9445C}.exeC:\Windows\{5724059C-633E-4d87-AFE0-E36A47D9445C}.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\{BC1450B1-8D52-4ea1-8733-17D001C67625}.exeC:\Windows\{BC1450B1-8D52-4ea1-8733-17D001C67625}.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\{57240~1.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\{B3013~1.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\{B81A0~1.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\{582FE~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\{102B3~1.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\{30442~1.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\{1D764~1.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\{BCAA3~1.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\{72CE5~1.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\{688BC~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
{102B301F-35C7-43b8-8CCA-FC52F7C732FD}.exe
{1D764C8B-07AB-417b-AD14-6FDD6703C55B}.exe
{30442C0C-3F5C-42f3-B2F6-50CE1CFBE561}.exe
{5724059C-633E-4d87-AFE0-E36A47D9445C}.exe
{582FEA4E-AB77-4a91-997C-6D1EBE0C4767}.exe
{688BC2A8-F742-4c29-9BF5-CA6802A3634A}.exe
{72CE5A51-9534-4476-B6A3-86D524BA9860}.exe
{B3013E02-76EF-4af1-BC5F-A0CD6A4CA243}.exe
{B81A0405-8282-4f54-87CE-B694DF5D3372}.exe
{BC1450B1-8D52-4ea1-8733-17D001C67625}.exe
{BCAA31D4-3537-4bbb-813C-54EEFC0A0BA8}.exe