Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
12/08/2026, 02:26
General
- Target 2026-08-12_aa400284c7890b78d8fd7167fd67e930_elex_remcos_wannacry.exe
- Size 60KB
- Sample260812-cxa67saa92
- SHA256 0e5ed488e8d6c3c05fc53ed282951a28a59b7ee51670d55721d884d3db989930
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\2026-08-12_aa400284c7890b78d8fd7167fd67e930_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_aa400284c7890b78d8fd7167fd67e930_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\{2B978FF8-90F3-4e48-BB63-89EC08D75EEE}.exeC:\Windows\{2B978FF8-90F3-4e48-BB63-89EC08D75EEE}.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\{EC8140BA-0F03-4adf-96EE-9FAE2E67397D}.exeC:\Windows\{EC8140BA-0F03-4adf-96EE-9FAE2E67397D}.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\{954CF311-84EC-4228-8C1C-A8FF61205CAC}.exeC:\Windows\{954CF311-84EC-4228-8C1C-A8FF61205CAC}.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\{74D58312-E8CA-4453-9386-9A6632D69286}.exeC:\Windows\{74D58312-E8CA-4453-9386-9A6632D69286}.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\{55364ECD-38BF-4157-9525-920D18082745}.exeC:\Windows\{55364ECD-38BF-4157-9525-920D18082745}.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\{29361C2B-2733-488e-8A07-5DFC794D4103}.exeC:\Windows\{29361C2B-2733-488e-8A07-5DFC794D4103}.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\{F80D1D5A-F704-4556-B49B-A45752326EFF}.exeC:\Windows\{F80D1D5A-F704-4556-B49B-A45752326EFF}.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\{03BADA0D-316D-4631-9767-C20230ECA1D0}.exeC:\Windows\{03BADA0D-316D-4631-9767-C20230ECA1D0}.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\{4769907C-9F4B-4e28-8EEC-522B9E71EEAB}.exeC:\Windows\{4769907C-9F4B-4e28-8EEC-522B9E71EEAB}.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\{F405FE25-1A2C-4c8c-AEBE-EB528D6C200E}.exeC:\Windows\{F405FE25-1A2C-4c8c-AEBE-EB528D6C200E}.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\{A51A91B9-471D-464a-8573-A7FCA2BDA3DC}.exeC:\Windows\{A51A91B9-471D-464a-8573-A7FCA2BDA3DC}.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\{F405F~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\{47699~1.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\{03BAD~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\{F80D1~1.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\{29361~1.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\{55364~1.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\{74D58~1.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\{954CF~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\{EC814~1.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\{2B978~1.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
{03BADA0D-316D-4631-9767-C20230ECA1D0}.exe
{29361C2B-2733-488e-8A07-5DFC794D4103}.exe
{2B978FF8-90F3-4e48-BB63-89EC08D75EEE}.exe
{4769907C-9F4B-4e28-8EEC-522B9E71EEAB}.exe
{55364ECD-38BF-4157-9525-920D18082745}.exe
{74D58312-E8CA-4453-9386-9A6632D69286}.exe
{954CF311-84EC-4228-8C1C-A8FF61205CAC}.exe
{A51A91B9-471D-464a-8573-A7FCA2BDA3DC}.exe
{EC8140BA-0F03-4adf-96EE-9FAE2E67397D}.exe
{F405FE25-1A2C-4c8c-AEBE-EB528D6C200E}.exe
{F80D1D5A-F704-4556-B49B-A45752326EFF}.exe