Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/11/2026, 22:31
Behavioral task
behavioral1
Sample
2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe
- Size 176KB
- Sample261104-2fvxqa1s5q
- SHA256 d099a609693dc57295dedda2abe97fdb7e4414f62b3705b2be1d04cccb3557a4
- MD5 4283253a14e35db1cab0e9a15ba0f793
- SHA1 47eb562ca49ca9c704b3e82d696a21ac4b22fdeb
- SHA512 da58da5b1ff91e9972f85751dbb05f0cb609a149f22c6fed44f3a82069df7045fa542098ba76e4cb96d4c6cfe6ae376cab9e808fad0d9f34f41655871448a40d
- SSDEEP 384:tNbLwOs8AHsc4sMfwhKQLro7o4/CFsrd:tNvw9816vhKQLro7o4/wQ
- TLSH T1750418830BEE5CF2FA910131087C9BB9926B99C4950EBF9F7F90CD550437252D93A20B
- 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/0x000700000002431f-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\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87} 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}\stubpath = "C:\\Windows\\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe" 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe - Executes dropped EXE 1 IoCs
pid Process 4368 {DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_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 3152 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 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language {DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1232 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1232 wrote to memory of 4368 1232 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe 92 PID 1232 wrote to memory of 3152 1232 2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-03_4283253a14e35db1cab0e9a15ba0f793_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-03_4283253a14e35db1cab0e9a15ba0f793_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:1232 -
C:\Windows\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exeC:\Windows\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4368
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:3152
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\{DFED7C4F-B26E-4ab7-BF10-86C3E07A6E87}.exe
- Size 176KB
- SHA256 401ae2341a25a77c26e87ce2d9fdea1768a7c0a164cfac7086ceadc97fec9f1b
- MD5 1e803f733f149b22c3e1fb8684087c4d
- SHA1 3847033042aab148797a48b16132d012e9fb8113
- SHA512 8a5dc52e41480dd54382e2dec7c05238808cc7f53a00d8efb7c87388ce0832d8cf5b81ff6cc834696a57c2d7c2ad50a6b2711ecd03b1617e94b0bbc0b745b98a
- SSDEEP 384:tNbLwOs8AHsc4sMfwhKQLrobo4/CFsrd:tNvw9816vhKQLrobo4/wQ
- TLSH T1910418834BEE5CF2FA910130087D9AB9926B99C4950EBF9F7F90CD550437252D93A10A
- MD5 SHA1 SHA512 SSDEEP TLSH