Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
22/08/2026, 08:13
General
- Target 2026-08-21_ad43d8be57c1e4f9cda4f5f631fa65ad_elex_remcos_wannacry.exe
- Size 59KB
- Sample260822-j4xr4sseqe
- SHA256 6bc66f206f47cdb43c17bc1c0c648f0a2deafe8af598d4536ffdcddcf88c8146
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\2026-08-21_ad43d8be57c1e4f9cda4f5f631fa65ad_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_ad43d8be57c1e4f9cda4f5f631fa65ad_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\{82227181-C95E-49cc-8A53-65138514F3B7}.exeC:\Windows\{82227181-C95E-49cc-8A53-65138514F3B7}.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\{45593677-4326-4c11-B523-2EEF81F3A10A}.exeC:\Windows\{45593677-4326-4c11-B523-2EEF81F3A10A}.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\{5625C293-2812-422e-ABB3-4B4C7913AF7B}.exeC:\Windows\{5625C293-2812-422e-ABB3-4B4C7913AF7B}.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\{BD56EB74-B53B-44c1-88CC-7B3D45987A78}.exeC:\Windows\{BD56EB74-B53B-44c1-88CC-7B3D45987A78}.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\{733034FD-C197-49c6-903B-9A80FF7FAD5E}.exeC:\Windows\{733034FD-C197-49c6-903B-9A80FF7FAD5E}.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\{51ECAD0D-CFE1-4e1f-ACBB-A1F837B154D0}.exeC:\Windows\{51ECAD0D-CFE1-4e1f-ACBB-A1F837B154D0}.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\{F9C0FFF2-0219-4ada-BD13-4C66C6EB2232}.exeC:\Windows\{F9C0FFF2-0219-4ada-BD13-4C66C6EB2232}.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\{D34D276C-9C7E-43d8-AEA4-2A4F16ECC130}.exeC:\Windows\{D34D276C-9C7E-43d8-AEA4-2A4F16ECC130}.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\{BAD78DBE-99EC-41ab-9735-DD244890A33C}.exeC:\Windows\{BAD78DBE-99EC-41ab-9735-DD244890A33C}.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\{CF2760E0-BAC0-4109-9CCE-73ABF7058955}.exeC:\Windows\{CF2760E0-BAC0-4109-9CCE-73ABF7058955}.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\{030593FD-D39B-4f28-AE27-99973EAFA15F}.exeC:\Windows\{030593FD-D39B-4f28-AE27-99973EAFA15F}.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\{CF276~1.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\{BAD78~1.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\{D34D2~1.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\{F9C0F~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\{51ECA~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\{73303~1.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\{BD56E~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\{5625C~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\{45593~1.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\{82227~1.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
{030593FD-D39B-4f28-AE27-99973EAFA15F}.exe
{45593677-4326-4c11-B523-2EEF81F3A10A}.exe
{51ECAD0D-CFE1-4e1f-ACBB-A1F837B154D0}.exe
{5625C293-2812-422e-ABB3-4B4C7913AF7B}.exe
{733034FD-C197-49c6-903B-9A80FF7FAD5E}.exe
{82227181-C95E-49cc-8A53-65138514F3B7}.exe
{BAD78DBE-99EC-41ab-9735-DD244890A33C}.exe
{BD56EB74-B53B-44c1-88CC-7B3D45987A78}.exe
{CF2760E0-BAC0-4109-9CCE-73ABF7058955}.exe
{D34D276C-9C7E-43d8-AEA4-2A4F16ECC130}.exe
{F9C0FFF2-0219-4ada-BD13-4C66C6EB2232}.exe