Analysis
- max time kernel
149s - max time network
122s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/10/2026, 16:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe
- Size 86KB
- Sample261026-thygmaez8x
- SHA256 0248a4eec95e57180a51eb1958eb666243ca8bb41932e43ae582a2e8843e7aeb
- MD5 aec43c0621e6f1dde3f662fbe6dc8a1f
- SHA1 a60016ab532803e01ae61c15d247870d97ae1dba
- SHA512 ed742addf16b07a4e65a7103df495825a4df4f993a3ffb3d1061c7e6f953b6754a01a76036be84b8dc97d2338fc592c929cc74daf4d11bafd3f7a5682ceae84c
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLnB0:zGoSK8eQcLnB0
- TLSH T1D9936D9F75D588FDF41029B0146A17B1867BA950033A9FCF3B90CE29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4732 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 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 - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.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 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_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 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_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.exe %1" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1793030649" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1793030649" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4732 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 4732 rundll32.exe 4732 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3620 wrote to memory of 4732 3620 2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-25_aec43c0621e6f1dde3f662fbe6dc8a1f_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:3620 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4732
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 91KB
- SHA256 0fb7dbea88fb1ddd987071382d67a6358617b21f02068b2658ee56acf1f72aa4
- MD5 8dbb6fcae3c4663d4f48a27acd63fc93
- SHA1 4e06ff01eca4ec13dacc4ea099bd04c6e6227a51
- SHA512 9c5eca9a1e7f4c65507f92c3df0e7d8cb207d847ac2b38c05a224a8184d8ba7e61edbe40a53bf6db379f19a576e28c427e228bda25b045725007fbe007719e0b
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLmN39CgIwB:zGoSK8eQcLmN39CgIwB
- TLSH T13A934B9F75D688F9F4101EB4146A17F28727A560033A5BCF3B90CE256A3F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\system\rundll32.exe
- Size 93KB
- SHA256 159fa18b8d101086188266807d5ea613f7a866c52efb60ed015830534bc18cc6
- MD5 ea9780e78917f594e3b9a0a2bf19d88f
- SHA1 669ddfc1f87bb1db84c2eb5464fef9b2e795774b
- SHA512 990fb6335837fa5135f1c0dfc360d536135f8e65d81f02e6743f0baeeb67f53eb1943164acc9818438abfa9f62072bbd77f11b52366882b4e1950ec5fcf93d45
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLH6JzLaJ8:zGoSK8eQcLH6JF
- TLSH T1EC932A9F769A8CB9F4101EB4006A17B187675960033F9BCB3B90DE255F3E1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH