Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2025, 10:16
Static task
static1
Behavioral task
behavioral1
Sample
2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe
Resource
win11-20250502-en
General
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Target
2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe
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Size
3.6MB
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MD5
b72c9360537b09a9a630fdda069ca486
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SHA1
d54dcf995c130c07d90fb51611dad9929dfb5dd1
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SHA256
af7fdf57c4f14dfef513171f5873ef7b82eca22797b075e0c516f88e2eafc22a
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SHA512
5cf8aca69722be7ec5ad05061a3b4a3840bcc3d5a654bd742a7bd973f4049303233f8cd45823759c82f8942851c483e81137723ee7180ae6adf3786893d0f375
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SSDEEP
49152:2nAQqMSPbcBVQej/1xvxJM0H9PAMEcaEau3R8yAH1plAHI:yDqPoBhz1pxWa9P593R8yAVp2HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Wannacry family
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Contacts a large (3349) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
pid Process 1012 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_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 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4940 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:1012
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C:\Users\Admin\AppData\Local\Temp\2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2025-05-15_b72c9360537b09a9a630fdda069ca486_elex_wannacry.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3508
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
3.4MB
MD5932619d2eeddc76d9edadcea9082465f
SHA15129e5a9efe7b2b10d1e49aa83e629ead1166b33
SHA25670d9dfa1e2fd14448549228f23bfcd1654739e2a56736aae1977651cce40c61f
SHA5122de7cd7f5ad18b9517950fdb0022664b19d2ccfaf7e446e07e7c980e9daf8d100bcd5dc4e91b3b8f6ed1a469692776a5e303790a929426a8418c5f3ef4365468