Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/08/2026, 18:11
Behavioral task
behavioral1
Sample
2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
9 signatures
150 seconds
General
- Target 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe
- Size 90KB
- Sample260815-wstyas11bx
- SHA256 ef0304f956e1f8a51012ef2fa92bec68cb623f4f959514fdbe9e5c8f4086c8f0
- MD5 5946fa745843faf3faf17b9a6735e3c6
- SHA1 671d523f29fa9ef7300f7e74af8c01c5f717e38c
- SHA512 981ca8becd75582e11a4400c2eea87491690bc2ae8ea465f0ac04705c58ac0bc50bc3f4b0b2cf3d809b21a1b33fa4cf4f9753e5d8b5bb2b48bd66a15111cec25
- SSDEEP 768:Qvw9816vhKQLroR4/wQRNrfrunMxVFA3b7glw:YEGh0oRl2unMxVS3Hg
- TLSH T10793C53D5DDA103BE2B7D6B585F126E3FE66B9833A091D0E46D243428C23B53AD86C1D
- 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/0x00080000000245ce-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\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700} 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}\stubpath = "C:\\Windows\\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe" 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 3388 {1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_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 4908 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 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4872 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4872 wrote to memory of 3388 4872 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe 88 PID 4872 wrote to memory of 4908 4872 2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-15_5946fa745843faf3faf17b9a6735e3c6_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-15_5946fa745843faf3faf17b9a6735e3c6_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:4872 -
C:\Windows\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exeC:\Windows\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3388
-
-
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:4908
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\{1E0CEFE9-0D04-451f-93A6-EC337D5C1700}.exe
- Size 90KB
- SHA256 a39a88e7c8889caa78bfc3f7f3f667fcc3693b9059e7c2177bd02a72dfe856cd
- MD5 bcf55a5c86dbf1f9503a009edd7c30b0
- SHA1 120ae4c78715a8f2f1fded1ce7a75ab593efba06
- SHA512 121d7a5f8a4df22e98c77d33c907a5846617ce727577a5a633a3edf74a1a2577dab282eddcfa13e579c4acd3b612cbc9df50e061e91d143a83341c726d85e92d
- SSDEEP 768:Qvw9816vhKQLro44/wQRNrfrunMxVFA3b7glw:YEGh0o4l2unMxVS3Hg
- TLSH T13293C53D5DDA103BE2B7D6B485F126E3FE66B98339095D0E46D243428C23B53AD8AC1D
- MD5 SHA1 SHA512 SSDEEP TLSH