Analysis
- max time kernel
148s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
17/10/2026, 16:09
General
- Target 2026-10-16_61b8d685468f708fa2a7a11d029eb7f2_elex_remcos_wannacry.exe
- Size 59KB
- Sample261017-tl2cpaat21
- SHA256 0f2446297cdaffb2d14faca570c6d3749a21e507e30c3aeeeabcd12e3879d189
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\2026-10-16_61b8d685468f708fa2a7a11d029eb7f2_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-16_61b8d685468f708fa2a7a11d029eb7f2_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\{744591C4-AABB-4292-A429-809025FA287A}.exeC:\Windows\{744591C4-AABB-4292-A429-809025FA287A}.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\{1D2B3B38-1E1D-4b9e-8E45-C83E53B90FEB}.exeC:\Windows\{1D2B3B38-1E1D-4b9e-8E45-C83E53B90FEB}.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
-
C:\Windows\{3FF625EC-BC44-4a54-B7F0-C1BBFA68CD60}.exeC:\Windows\{3FF625EC-BC44-4a54-B7F0-C1BBFA68CD60}.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\{0035029D-844E-4a08-9AD5-03208C392B0C}.exeC:\Windows\{0035029D-844E-4a08-9AD5-03208C392B0C}.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\{446E456D-740C-4134-8E66-74EAADD5376F}.exeC:\Windows\{446E456D-740C-4134-8E66-74EAADD5376F}.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\{D73F0BE6-AD44-4560-AE3B-E498AC339EE9}.exeC:\Windows\{D73F0BE6-AD44-4560-AE3B-E498AC339EE9}.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\{5FC41E45-08E5-4f65-989B-3327F8F67EEA}.exeC:\Windows\{5FC41E45-08E5-4f65-989B-3327F8F67EEA}.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\{F6DDD269-39DF-4c2f-BFBF-5C93B6BA8283}.exeC:\Windows\{F6DDD269-39DF-4c2f-BFBF-5C93B6BA8283}.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\{F924A74E-832E-46d6-BAFA-A58D4A9190F4}.exeC:\Windows\{F924A74E-832E-46d6-BAFA-A58D4A9190F4}.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\{4397C670-2F5C-4bd7-946D-86BD3CB08E63}.exeC:\Windows\{4397C670-2F5C-4bd7-946D-86BD3CB08E63}.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\{C15C375E-77B0-4220-9173-70B4FC3C534A}.exeC:\Windows\{C15C375E-77B0-4220-9173-70B4FC3C534A}.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\{4397C~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\{F924A~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\{F6DDD~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\{5FC41~1.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\{D73F0~1.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\{446E4~1.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\{00350~1.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\{3FF62~1.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\{1D2B3~1.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\{74459~1.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\2026-1~1.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
{0035029D-844E-4a08-9AD5-03208C392B0C}.exe
{1D2B3B38-1E1D-4b9e-8E45-C83E53B90FEB}.exe
{3FF625EC-BC44-4a54-B7F0-C1BBFA68CD60}.exe
{4397C670-2F5C-4bd7-946D-86BD3CB08E63}.exe
{446E456D-740C-4134-8E66-74EAADD5376F}.exe
{5FC41E45-08E5-4f65-989B-3327F8F67EEA}.exe
{744591C4-AABB-4292-A429-809025FA287A}.exe
{C15C375E-77B0-4220-9173-70B4FC3C534A}.exe
{D73F0BE6-AD44-4560-AE3B-E498AC339EE9}.exe
{F6DDD269-39DF-4c2f-BFBF-5C93B6BA8283}.exe
{F924A74E-832E-46d6-BAFA-A58D4A9190F4}.exe