Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/10/2026, 09:17
Behavioral task
behavioral1
Sample
2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe
- Size 64KB
- Sample261024-k8233aef62
- SHA256 ea60df143b565fb647aab4a8ea603a250f83cdb1349810cf24fc2dc57942a3aa
- MD5 6eda1f41234bb71d4732b0d1126f0b38
- SHA1 f450ca20afa0c29dcfbfe4bcf2cb0b9cedb57cb2
- SHA512 9b77971c20ef6aab745629746816346af4160e46fd551b38cf50c20959ddee7e52dc06b807a2e4b04ed4d7dbd2f930f341b799bab63b3c5ceb165bb0d210008e
- SSDEEP 384:ObLwOs8AHsc42MfwhKQLro44/CFsrdHWMZE:Ovw981EvhKQLro44/wQpWMZE
- TLSH T1BB5391430A8938A2F7813D700CFA4679926B7584834EE9BA7FF0F88DD762571E52D706
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 6 IoCs
resource yara_rule behavioral1/memory/3768-0-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/3768-1-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/1236-6-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/memory/3768-5-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser behavioral1/files/0x001600000001db2b-7.dat family_stormser behavioral1/memory/1236-8-0x0000000000400000-0x0000000000410000-memory.dmp family_stormser - Detects Windows executables referencing non-Windows User-Agents 6 IoCs
resource yara_rule behavioral1/memory/3768-0-0x0000000000400000-0x0000000000410000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/3768-1-0x0000000000400000-0x0000000000410000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1236-6-0x0000000000400000-0x0000000000410000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/3768-5-0x0000000000400000-0x0000000000410000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/files/0x001600000001db2b-7.dat INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/1236-8-0x0000000000400000-0x0000000000410000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA - Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112} 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}\stubpath = "C:\\Windows\\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe" 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 1236 {8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1460 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3768 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3768 wrote to memory of 1236 3768 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe 97 PID 3768 wrote to memory of 1460 3768 2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_elex_remcos_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_6eda1f41234bb71d4732b0d1126f0b38_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
PID:3768 -
C:\Windows\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exeC:\Windows\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1236
-
-
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
PID:1460
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{8D2EC97D-5F07-409f-8D4B-4CF36CCD6112}.exe
- Size 64KB
- SHA256 ef794af4e65a4a5d9fef4c553e93ee22f03579402f413a7680ca1ad29a04a260
- MD5 47e7e5d5b2cdc59c35206ff800967ddb
- SHA1 a1dea39f36daab856ece9a83bec192d35a39f746
- SHA512 d89548ee3f07e4a6cc5d53785da21063fb1002510c47c0e5b0d2edf0735e86007270a0c51da5bc55a49b08af4743896fef768ce4168686124fdf3ff240a46eaa
- SSDEEP 384:ObLwOs8AHsc42MfwhKQLroE4/CFsrdHWMZE:Ovw981EvhKQLroE4/wQpWMZE
- TLSH T1EA5390430A8938A2F7813D700CFA4679926B7594834EE9BA7FF0F88CD762571E52D706
- MD5 SHA1 SHA512 SSDEEP TLSH