Analysis
- max time kernel
149s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 01:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe
- Size 88KB
- Sample260802-btybws1waw
- SHA256 75c547be421eaa1117a45ec3d63cd4732b6c05cf6174ea90ae83db927851905c
- MD5 02985efe3b4046459effaec7b23718ed
- SHA1 048a3625e779c472c643a278015ca44239bcf351
- SHA512 907c62a36e92a224d9cc36ec92a43210222ec51d57bd8eef846a13715e38fdf03341c65e5a03cf867ae2569694fb5dc5a89dd92cd5ce382411651ebdf82aa713
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLB842I:zGoSK8eQcLB842I
- TLSH T1A3934B9F75D588FDF4101EB0146A17B18777A960033A5BCB3B90CE699A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4176 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-01_02985efe3b4046459effaec7b23718ed_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 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785634013" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785634013" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4176 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 4176 rundll32.exe 4176 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2976 wrote to memory of 4176 2976 2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_02985efe3b4046459effaec7b23718ed_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_02985efe3b4046459effaec7b23718ed_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:2976 -
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:4176
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 88KB
- SHA256 f38db72349b5c18d359a652eaae8d503e4e87338bd1f6355b61110670f1baa9f
- MD5 85c093df1d45e143987a949473b0a522
- SHA1 512bd9798cd8f74259bce5546a28a1a4ca4ecbd6
- SHA512 d594be96e734482ebba069a8b93dca0e4b1c42d60420b684620b5c7013bfe00560f8094d0785ff543e71f0233b7057de5b4bc824b079bf5c3e950a516f3f2b0f
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLurhSGsn:zGoSK8eQcLurhSGsn
- TLSH T123935C9F75D598FDF4101EB4146A1BB187379960033A9BCB3B90CD295A3F1AB5E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 88KB
- SHA256 afd0ae5183dc6fc6b96879eb8a98bc37b8a3fb1e7b8a21db3c49e870ede3695d
- MD5 8bb6c6a7db6c97ee5f95ef80e2111d3f
- SHA1 7f43e29eeb302910a95161e68881ffaa2ddc0750
- SHA512 6bbc22a4b32f8462fdae95f377f936a9114b32af0aa3150e71791db4892ded40d725e7a571edfa540ad4593770dc96ab26c42fec14e3b404d628251c8dd7ec7a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLfd8r:zGoSK8eQcLfd8r
- TLSH T170934B9F75D688FDF4101EB0146A17B18777A960033A9BCB3B90CE29593F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH