Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
14/08/2026, 01:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe
- Size 90KB
- Sample260814-b4477aar2v
- SHA256 eff26def22f74a528710887d77b43b849cb619e21be43772d0f3349f006755fe
- MD5 54cd5247382b212b904cce26956f8351
- SHA1 4e5f911dbb2379833604edf30e198d902dcf248f
- SHA512 3a75b43a9f4910e742633817e5a7091004b45c9af8bf10b8d23959fb554df82714ad82aa51859cfbe3ab41b87c677376b067f9e4eadacbe3037e8d2ad878d28a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLtS+prknLut:zGoSK8eQcLtS+prknLut
- TLSH T11D935BAF76959CF9F4101EB0107A57B1873B6960033A5BCB3B90DE295A3F0675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4536 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 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-14_54cd5247382b212b904cce26956f8351_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 2026-08-14_54cd5247382b212b904cce26956f8351_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\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" 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 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1786671773" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1786671773" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4536 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 4536 rundll32.exe 4536 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 8 wrote to memory of 4536 8 2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-14_54cd5247382b212b904cce26956f8351_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-14_54cd5247382b212b904cce26956f8351_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:8 -
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:4536
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 85KB
- SHA256 5fda2b9dbce93373139fbdb843384c2a273121ebbdba5fbe7a812db1f3180ec4
- MD5 09ce1f15735d0353a67762f04e3d3d0a
- SHA1 a155fde4b8acbfc195d8c3a42162700ed13c03a7
- SHA512 e96aedd8780a56453fad92cb09998acbe8ac6b05717c37c554d3fb9f2377b97c0d0a0fc2f1db0ec7c1b255396cb11fc28e03d2e86a3ac6854256d11f8e36d1e7
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYx:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLGt
- TLSH T1B4836D9F75D588FDF81029B0146A17B1877BA950133A9FCB3B90CD39853B1AB5E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 86KB
- SHA256 38d098bfbef5bb22b3a167fc1fc669c6139dd0c748dffa9ed109641cde49cfe8
- MD5 d8b814137b9843a3a8152ea125e1e528
- SHA1 73d5f42550577fd870ede6d63c08d020f3a6e9f4
- SHA512 f10a9fd9eb810dcdc0937b8a8cd21382f13c7c29d997bf749700e15015cd21c94befbe21ee879b08af0a39706c06749af361bac2d773b039d9b0da76e110a373
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLuhKf:zGoSK8eQcLuhKf
- TLSH T1F4836C9F75D588FDF41029B0146A1BB1877BA950033A9BCF3B90CD29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH