Analysis
- max time kernel
150s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 10:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe
- Size 83KB
- Sample260802-mkk6ragq2v
- SHA256 a18b35cfa7825eb6c126f70a0f64b96691f9243ecdedc48d949638eb9074706a
- MD5 e91301502f6b802795720e230764a67a
- SHA1 7a7ba6beeca7d5cb775dad96b554f75da9799f7a
- SHA512 83a66b96f41c303eb5a92a3495b5fc7992af251b588b84fce124f4ae6592993c468c12bd69618aa4875573c847dc3432e6af9be79de781f1f71fffeebf2686c0
- SSDEEP 1536:Oul8UZRl+ScvTXk8SDP+S9loyeE+Gma8izmcMVpfRsTHm9qCnjR09R3aLCszh:Ou/mr8FJeE+s8iHOIHElAqGOh
- TLSH T14683F1ADF7A4EC33C95301F11DA64A1AE57EE97005A2EB52C7530E0D5E29AC7502E28F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/files/0x000e00000001c49d-10.dat UPX behavioral2/memory/3564-13-0x0000000010000000-0x000000001010B000-memory.dmp UPX behavioral2/memory/3564-14-0x0000000000400000-0x0000000000411000-memory.dmp UPX behavioral2/memory/3564-15-0x0000000010000000-0x000000001010B000-memory.dmp UPX - Drops file in Drivers directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\drivers\spool.exe 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe File created C:\Windows\SysWOW64\drivers\spool.exe 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Schedule\ImagePath = "C:\\Windows\\system32\\drivers\\spool.exe" 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe - ACProtect 1.3x - 1.4x DLL software 3 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000e00000001c49d-10.dat acprotect behavioral2/memory/3564-13-0x0000000010000000-0x000000001010B000-memory.dmp acprotect behavioral2/memory/3564-15-0x0000000010000000-0x000000001010B000-memory.dmp acprotect - Executes dropped EXE 1 IoCs
pid Process 5580 cftmon.exe - Loads dropped DLL 1 IoCs
pid Process 3564 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spool.exe" 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\ntuser = "C:\\Windows\\system32\\drivers\\spool.exe" 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\autoload = "C:\\Users\\Admin\\Local Settings\\Application Data\\cftmon.exe" 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\msftp.dll 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe -
resource yara_rule behavioral2/files/0x000e00000001c49d-10.dat upx behavioral2/memory/3564-13-0x0000000010000000-0x000000001010B000-memory.dmp upx behavioral2/memory/3564-15-0x0000000010000000-0x000000001010B000-memory.dmp upx - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cftmon.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3564 2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_e91301502f6b802795720e230764a67a_elex_wannacry.exe"1⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3564
-
C:\Users\Admin\Local Settings\Application Data\cftmon.exe"C:\Users\Admin\Local Settings\Application Data\cftmon.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5580
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\cftmon.exe
- Size 95KB
- SHA256 2152bec40ed776b25db5227454061769fc5ed81e3f91ae0ce1fd66cf30231f2b
- MD5 c73c3a13917ee0193d0851d7b216af30
- SHA1 8185f1ca78af8637068e23d6fa5d4dbd527da011
- SHA512 b5838d95085441d1ffaed085aa8875b63fa74a16e02924a91d0b544152cc4f98e0910828c2974babeb15784f2df7ac4d1b03e21f6091ebdcd28032da7dd8fc67
- SSDEEP 1536:Oul8UZRl+ScvTXk8SDP+S9loyeE+Gma8izmcMVpfRsTHm9qCnjR09R3aLCsz8oz5:Ou/mr8FJeE+s8iHOIHElAqGOr5
- TLSH T111A3F1AEF6A4EC32C85201F01DA54A2AA87EFD640562EB53D7430F5D5E199C7502E1CF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\msftp.dll
- Size 5KB
- SHA256 1ff1089cd45af1f67601e86c77ae8c24cd632f44c7ef97b65676bbc5ed7212f5
- MD5 11bf9bea80add82f873e4c31b9d28d2e
- SHA1 1c2e0732fbbc97dcee9150380bfb63d2bf014e88
- SHA512 32ff380653d4b27cfc5baafa754b7edc22a59d412ab37635866c36f80bcad29404c9f8a395dcb7da900ecc72446dbe2491a54699afa711033afcbf087981be2d
- SSDEEP 96:/JvNr1niSLe4pa+2+vCfaC7IqeR0t9S8k7v9iUe/:/5XntL/Ab+vCyxR0tQ8k7vY
- TLSH T177B13A8774E41B31C26515F7239FAA30706610328ABDD1C1EB6D4362F9EB795407E5AC
- MD5 SHA1 SHA512 SSDEEP TLSH