Analysis
- max time kernel
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
29/06/2026, 19:56
General
- Target 2026-06-25_c5c889bc8967283d5bd6fda622635f0d_elex_wannacry.exe
- Size 92KB
- Sample260629-yn636sd19x
- SHA256 f804815cdf1f321b60c9d450cffbf6ee900a30d8b238c4e6b887fae0ca8fa5d6
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 12 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Executes dropped EXE 4 IoCs
- Drops file in Windows directory 3 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 3 IoCs
- Suspicious use of AdjustPrivilegeToken 7 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-25_c5c889bc8967283d5bd6fda622635f0d_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-25_c5c889bc8967283d5bd6fda622635f0d_elex_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
-
C:\Windows\{7ABF0EC5-C145-4975-B224-877E1510648B}.exeC:\Windows\{7ABF0EC5-C145-4975-B224-877E1510648B}.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
-
C:\Windows\{4006508A-D40A-41ee-B63E-0A45FE8B75EC}.exeC:\Windows\{4006508A-D40A-41ee-B63E-0A45FE8B75EC}.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\{4F734878-6AE1-4a63-8C2A-DC324821E774}.exeC:\Windows\{4F734878-6AE1-4a63-8C2A-DC324821E774}.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{40065~1.EXE > nul4⤵
- System Location Discovery: System Language Discovery
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Windows\{7ABF0~1.EXE > nul3⤵
- System Location Discovery: System Language Discovery
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
-
-
C:\Windows\system32\sihost.exesihost.exe1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\{4F734878-6AE1-4a63-8C2A-DC324821E774}.exe"C:\Windows\{4F734878-6AE1-4a63-8C2A-DC324821E774}.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
{4006508A-D40A-41ee-B63E-0A45FE8B75EC}.exe
{4F734878-6AE1-4a63-8C2A-DC324821E774}.exe
{7ABF0EC5-C145-4975-B224-877E1510648B}.exe
memory/2184-22-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4784-0-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4784-1-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4784-8-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4928-6-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4928-9-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4928-13-0x0000000000400000-0x0000000000417000-memory.dmp
memory/5980-15-0x0000000000400000-0x0000000000417000-memory.dmp
memory/5980-20-0x0000000000400000-0x0000000000417000-memory.dmp