Analysis
- max time kernel
150s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/10/2026, 03:46
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe
- Size 907KB
- Sample261023-ebyfqawtgv
- SHA256 4dd90052422299f04977ba301e65c4d84deb70c6426998b32fb810dd8a6acafb
- MD5 ed248fa5fbe05dd55c816d60298e03c2
- SHA1 277b4ce357ceea88e8714423f46a908a751d63ee
- SHA512 1c9f45d7742550ff0f9529a2fecdc55200505f10d4a231de7bf2e93785f7f91efc8c9b063283e651a8f5e24369240c50e4076c920059943043fdaca60447d8dd
- SSDEEP 12288:1J/gnqf+yHbqyOhWWL4c7Wz2WAylyZrDIlVweOe2YNIovdlw9nYN:1tn+y74L47cJ+Kre28/3sYN
- TLSH T1441523D0A4F86684FE1901B5615F7B79F8B538808724E66A6E21CC1CFDB3331C97E691
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies firewall policy service 3 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-1~1.EXE:*:Enabled:DNS" 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\svchost.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe" 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\svchost.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe" 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Executes a file named after a Windows system binary 1 TTPs 1 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
description ioc Process File opened (read-only) C:\Users\Admin\AppData\Local\Temp\svchost.exe 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\dllcache\svchost.exe 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Suspicious behavior: EnumeratesProcesses 27 IoCs
pid Process 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4484 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe - System policy modification 1 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer 2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-22_ed248fa5fbe05dd55c816d60298e03c2_elex_wannacry.exe"1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Executes a file named after a Windows system binary
- Drops file in System32 directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- System policy modification
PID:4484
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Masquerading
1Match Legitimate Name or Location
1Modify Registry
3Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
- Size 951KB
- SHA256 150b3e3573ff320a028d2c2b7193335e2d5f09b3e1e0393a378d532eb4798c50
- MD5 c8df4395e24eb2d881a69799a2195a24
- SHA1 1f6911da0c5204958d3f0b4d146e1a0cee0b5abc
- SHA512 ac246b67c14af90a110812bd7d92246415c5015892463ebb2f97cced3bdb2a7cf9679bf14c7342b365cbc9842bc811d8e8090ba7444b48f9b8062a34c38e8f4a
- SSDEEP 12288:1J/gnqf+yHbqyOhWWL4c7Wz2WAylyZrDIlVweOe2YNIovdlw9nYtAqOj8ws:1tn+y74L47cJ+Kre28/3sYtw8ws
- TLSH T1442523C0B8FC76D4FE190170616E7B7AE8B538808728E6A65E318D1CEDB2331C97E655
- MD5 SHA1 SHA512 SSDEEP TLSH