Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/08/2026, 10:50
Behavioral task
behavioral1
Sample
2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe
- Size 90KB
- Sample260811-mxhamaea25
- SHA256 2b1497995bab2f5a42f6740b61eb3278706b7be4f12d894849355c49a5e4400f
- MD5 497cc5ee57a3bf676d41ebf0faf4003a
- SHA1 76296ca892a0a3ab485a1621e76d073a10459dd5
- SHA512 d7032c3eda05b415e5ce5b42dd44b790336ff86318c9281b71975d069438ddc663a45a78b411a28d6df91c19b5f533d9c18c2e108ab8912982739f306c96bff1
- SSDEEP 768:Qvw9816vhKQLrodbL4/wQRNrfrunMxVFA3b7glw6:YEGh0olLl2unMxVS3Hgl
- TLSH T1CB93C53D5EDA103BE2B7D6B585F125E3FE66B9833A095D0E05D243428C23B53AD86C1D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 1 IoCs
resource yara_rule behavioral1/files/0x000300000001e6a5-2.dat family_stormser - 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\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929} 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}\stubpath = "C:\\Windows\\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe" 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 3352 {B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_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 3392 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 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4120 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4120 wrote to memory of 3352 4120 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe 87 PID 4120 wrote to memory of 3392 4120 2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-11_497cc5ee57a3bf676d41ebf0faf4003a_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
PID:4120 -
C:\Windows\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exeC:\Windows\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3352
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3392
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{B87FBCE1-5C37-4dec-BCD5-AD84D8DDB929}.exe
- Size 90KB
- SHA256 441934af4d25fc4b919f606b4cb157b6685c5d74d66d18af012a538ad8ea7d31
- MD5 78a62638c355f6a1fbcedb87f324286f
- SHA1 a7f2bda5b976ac6e33a2d94c8943fcca5af86640
- SHA512 8a9965967810090fcdc1835653246da6737193233c098f62fb84977856eb72a18eaf4db7f0971e89a1a428a70693987631c2cdf8439ff0258fee0af36762b289
- SSDEEP 768:Qvw9816vhKQLroRL4/wQRNrfrunMxVFA3b7glw6:YEGh0oRLl2unMxVS3Hgl
- TLSH T14193C53D5DDA103BE2B7D6B585F126E3FE66B9833A095D0E05D243428C23B53AD8AC1D
- MD5 SHA1 SHA512 SSDEEP TLSH