Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
29/10/2026, 20:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe
- Size 88KB
- Sample261029-y3c4mscd28
- SHA256 4c92b7c828199e0f07dcba74545313ede3fdbb9951076848a5340c8eb319fba0
- MD5 b78c2895a140494dbcfb047441b05fd5
- SHA1 e9531c7926a9739a2976d4e57cf5c4605af16f86
- SHA512 a9c97c95f0e9b54ecc6e1e93ce70f9141f8e2ac2564e92bd31a9d59349c2dab8ac86dddb61a757fc25a1252288a9031527d9a13075e98cc46f8ecb1972187cf1
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJh6bbTG:zGoSK8eQcLJh6bbTG
- TLSH T15C934B9F75D588FDF4102EB0146A1BB18777A960033A5BCB3B90CE29593F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3600 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 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-10-28_b78c2895a140494dbcfb047441b05fd5_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 2026-10-28_b78c2895a140494dbcfb047441b05fd5_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\MSipv 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1793305098" rundll32.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 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.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\exefile\shell\open\command 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1793305098" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3600 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 3600 rundll32.exe 3600 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2512 wrote to memory of 3600 2512 2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_b78c2895a140494dbcfb047441b05fd5_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_b78c2895a140494dbcfb047441b05fd5_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:2512 -
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:3600
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 89KB
- SHA256 569354eb26182adf886ff0bd139597aff2c74eddf5f914c7a22f25b6777d6d11
- MD5 07ed609112c4233ea396d4fa0f4723fa
- SHA1 e49aee2af942bec60f159d9d4f95a0cbda3d7ac3
- SHA512 5747bf15621012e966e15a62013a6620f086e721b33a2dd99f48abdb4c84dddd06749bb2ae49ca56851c584f3e339cd198bb736b1954c0c8178aaefbe2942fa5
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLgpaArTOR:zGoSK8eQcLgpaArTOR
- TLSH T159934BAF75D59CF9F4101EB0146A1BB187276960033A5BCF3B90DE295A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 92KB
- SHA256 bf462470eca31ec38a24f4991c6948a8b7ad317e70d415d64418a788bd5f4e9e
- MD5 f3ed41a0d7335c8e49faa0e66d97aa2a
- SHA1 93ea9f8d59e55d0773673fe962541e8e516b54dd
- SHA512 16563be1e833723c8a9bdb76c0eda4c0338b7d205051afd5ef2ee916e21f30f610d469e364b22fce3e11fc64551dc2fd1039687917fb7a59c4e538f04b89a1e9
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLvDO2UTYp3ow:zGoSK8eQcLvDO2UTYp3ow
- TLSH T105933AAF769A9CF8F4101EB4156A17F187276960033A4BCF3790CE256B3E1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH