Analysis
- max time kernel
150s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 11:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe
- Size 91KB
- Sample260803-n4faaaal5v
- SHA256 9fac172a3a0ea4f0fc081d3623703bc00931229f1ddfc9703598c9a8309c5cd6
- MD5 4e5586d24960f14067c3d5daa75f9af0
- SHA1 f52a34d895d9b1ee29d99da245488ec1c8ed69e6
- SHA512 e8f9b9879461221a395df6ec4e3cc7229d2e1761179c08b149fbf5f39a14d21aac32504c8f585fdce608ab1d3f4cc3012ca5ca2ad5f715401c306b770fb46626
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL9DNe7yF9x0V:zGoSK8eQcL9DNe7yF9x0V
- TLSH T1BA934BAF759988F8F4241EB0147A1BB187376560073A8BCF3780DE295A3F1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4836 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785758213" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785758213" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4836 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 4836 rundll32.exe 4836 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3664 wrote to memory of 4836 3664 2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_4e5586d24960f14067c3d5daa75f9af0_elex_glassworm_wannacry.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4836
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 101KB
- SHA256 70b73d9f714e28c4deb1f54a1c2dbfb6b7eee6e20b6d823bf56047fa3d5576d0
- MD5 85d47fe1853308e6f2680122343a4aef
- SHA1 be256855b0eb899f08547809e01226f53939e832
- SHA512 5ff5149a8bf5274c62955f73b65e700cef53e62514bad61bd9eac40032ac0cdec8e5d7079ba13ee057ebae9242f73dd26f25c6e97796c4321ee7cb93b9fce534
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLMDA6aIOyGF+ZXHH7G9K2:zGoSK8eQcLMDA6aIOyGF+ZXHH7G9K2
- TLSH T1A5A3186B769A88B8F0204EB4157966F2876B6430473B4BCF3780DE553B3E4676E34287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 87KB
- SHA256 3a867f5be3bd5d7831a56d3c621982882aea31a008dd092d7c33a09a41e49e67
- MD5 1d629d763fce85145905075a35e4d946
- SHA1 011277bffc9f70051010b9c78c3263026b2b076b
- SHA512 e2668e71814ed1a1edb366d1b0ae699ebd353eaed895533071a321692b7a055a9059d0ef45ca3d4842d0f4f555e432ce4fab32095024862a5658c29c7787447f
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLoSQK97:zGoSK8eQcLoSQK97
- TLSH T134934B9F75D598FDF4102EB0146A17B18737A960033A9BCB3B90CE29593F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH