Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/05/2026, 03:49
Behavioral task
behavioral1
Sample
2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe
Resource
win10v2004-20260130-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe
Resource
win11-20260130-en
8 signatures
150 seconds
General
- Target 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe
- Size 66KB
- Sample260504-ede26aby31
- SHA256 5713bfc570e76c02aaca262784e5f2fef8dbcc605595ac2653164223bcb8fc9c
- MD5 78aed892164df9ff9b609ea857022f11
- SHA1 df3d7c9a8f472c8efb1f1191bd03a7332493a1cf
- SHA512 e2963fb58df455a0540dea9f061cb6279d1947a5cf2aaba50c7bf8df98573c7acca2c9a11955768ed82eb29d11201ee0b2be4c93051f38181fdf0f48a0222b3e
- SSDEEP 384:PbLwOs8AHsc4sMfwhKQLroPz4/CFsrdId1qrYs7KdyPIP1P0f:Pvw9816vhKQLro74/wQWdYUaK+ItI
- TLSH T1C06329931BD818E3F5861B38087586768E77F6D4401EBD6B6B80CE8F086E992D13E356
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Stormser aka Storm DDoS and StormAttack 4 IoCs
resource yara_rule behavioral1/memory/1732-0-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/files/0x00080000000243ea-7.dat family_stormser behavioral1/memory/1732-5-0x0000000000400000-0x0000000000411000-memory.dmp family_stormser behavioral1/memory/3920-8-0x0000000000400000-0x0000000000411000-memory.dmp 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\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0} 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}\stubpath = "C:\\Windows\\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe" 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 3920 {C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.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 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1732 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1732 wrote to memory of 3920 1732 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe 85 PID 1732 wrote to memory of 3924 1732 2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_78aed892164df9ff9b609ea857022f11_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_78aed892164df9ff9b609ea857022f11_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:1732 -
C:\Windows\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exeC:\Windows\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3920
-
-
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
PID:3924
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{C805E4A7-6D6A-49ea-9898-DE2EABE76DE0}.exe
- Size 66KB
- SHA256 62895adc7a6b09986f6052554d55560931133bba260b5c6c56542d2776df566a
- MD5 8170032d898f0cdbbb74544bd1f06766
- SHA1 97cfc9f20c543b1173ebe24d863b32e6f5ce8149
- SHA512 3e035a452b6d7fca656867c1a9fa5ae8803036de7286a03cc99cda5facd9ffb9a5310bf24d40dbbb11bfbffa3bc3555ab1c68b092af118e95ab470b963b44216
- SSDEEP 384:PbLwOs8AHsc4sMfwhKQLror4/CFsrdId1qrYs7KdyPIP1P0f:Pvw9816vhKQLror4/wQWdYUaK+ItI
- TLSH T1C9632A931BD818E3F5861B38087586768D77F6D4401EBD6B6B80CE8F086F992D13E356
- MD5 SHA1 SHA512 SSDEEP TLSH