Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe
- Size 86KB
- Sample260804-spk97shk91
- SHA256 36ae46cf8d1e4212262aed9d5cb9632b97178f3f393ecbddb47039f54e23952f
- MD5 79c79f50de04297d98173689020ffbb5
- SHA1 ffcb34b2a036ad83ae0c9610a251e17ebc050fbe
- SHA512 d64c47f094ed74825238710c020e2aded6362cb4adfd8813f4c86a930297adc107e69fe2bebbe282a2f42713a82e7e49fbc8e08a768f9446fa55cdca24f913f7
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLrAUf:zGoSK8eQcLrAUf
- TLSH T160836C9F75D588FDF41029B0146A17B1873BA950133A9BCF3B90CD29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2796 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_79c79f50de04297d98173689020ffbb5_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 created C:\Windows\SysWOW64\¢«.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-04_79c79f50de04297d98173689020ffbb5_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 2026-08-04_79c79f50de04297d98173689020ffbb5_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 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-04_79c79f50de04297d98173689020ffbb5_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" 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785856688" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785856688" 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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2796 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 2796 rundll32.exe 2796 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4436 wrote to memory of 2796 4436 2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_79c79f50de04297d98173689020ffbb5_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_79c79f50de04297d98173689020ffbb5_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:4436 -
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:2796
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 96KB
- SHA256 d9108b927ab4f7e0cc6c85571041ec1f68646853cb35f4221eebfac4c074aab8
- MD5 bd000e4432547be43792680b7382840d
- SHA1 da60b29ed0ff3f747ec83d249a0d530e665227d5
- SHA512 a4ff23954c3a9b661cdcd4ebbdb4230170256791d3eb7738754a2201ab3a5b35eb7e5766819cc00fe570f3669b64f7c7f2a3329087bdf6381c31d17ac2ab6924
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLIDB7LrhQ6owB4:zGoSK8eQcLIDB7LrhQ6owB4
- TLSH T107A32B6F76968CB8F0145EB010661BB587676960073E4BCF3780DE256F3E5676E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 90KB
- SHA256 7f107c2b242619dabaa754bc2f6db276a793a7ccb2ab58cce3b051d803a02783
- MD5 cc9d115233cb5d4ede74da67a65aff63
- SHA1 c367ca2c3d3bba6e089b40cbcb171b9e8e7bd916
- SHA512 3afebbda18fc9d2c7cfe8820d22591efb0ccbe15e3f5eed995c563c395ce9b43f1be680d4dab368aa67e803a3323820fe33b128a62454f9179b421a84e4be954
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLa+KFc4l:zGoSK8eQcLa+KFc4l
- TLSH T193935CAF76999CF8F4141EB4146A2BB187675960033A5BCB3B80CD295B3F1A75E34283
- MD5 SHA1 SHA512 SSDEEP TLSH