Analysis
- max time kernel
149s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/08/2026, 04:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260710-en
10 signatures
150 seconds
General
- Target 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
- Size 97KB
- Sample260828-e69ggatbka
- SHA256 94b41f718213294b3e8f3f7577d57da5bc753ed7657b4d8c26c58b4bcc6b18e3
- MD5 dcb2c75bda79559b3ff5962e864a3ea2
- SHA1 44fcf3d4b59382646a29702b87685f500753e19e
- SHA512 7e753647c0d4bc7cbbc7e6d45bd8fbec98746acd20f6c4267a702addf0db08f7df18b0ea6f6a7250bf45efeef34929c1eb4cf7cd785bbf2978d58b076b00ea40
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJkcwg4EJfghKJ6:zGoSK8eQcLJkcwg4EJfghKJ6
- TLSH T146A33AAF76959CF9F0141EB4157A2AB287276470033A8BCB3B90DE155F3E4675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1264 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 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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\MainUp = "1787891665" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 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 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787891665" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.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 Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1264 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 1264 rundll32.exe 1264 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 852 wrote to memory of 1264 852 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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:852 -
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:1264
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 96KB
- SHA256 a6ef2d349d57a003ce43f23bfc81d2ce5af5905bf5dc8c970302527f58457feb
- MD5 e8987ab20d147b5a4e5cb57bb235dbea
- SHA1 ed7561a0c7bafb2103d0132990b44936b14075f0
- SHA512 65d62f7447bee4a7e826dd5715d97180d89c9ec9480a4fdf66da41c6a5c3d1f1990b405cf6e3f1b94414a669a7cac30c6e26b65df1a8e40ae708bc73eb3f2f1d
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLlBYNkRcqHhrinEiY:zGoSK8eQcLlBYNkRcqHhrinEiY
- TLSH T18EA32A6F769A9CB9F4101EB4146A27B287676520033B8BCF3B80DE255F3E5675E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 1eac81057bb80cb8996a68b99b2b25ae21f4a9cedd0816508ebbeebf3b22887c
- MD5 88f8decfb717e6cf28373984e1bb85fb
- SHA1 d40953cb8fc69fd1ba94dac3c1948ca0601667e9
- SHA512 91d62d0f99ba277014d1a43245eb2f4bface939a1995743eb2d04eff0a9858d4ff9307559f610a2d72c5813fe303698d5cf9d7224499af188fa3dd2ed5427f66
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYE:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLv
- TLSH T1BA836D9F75D588FDF81025B0146B57B0867BA990137AAFCB3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH