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, 10:15
Static task
static1
Behavioral task
behavioral1
Sample
2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe
Resource
win11-20250508-en
General
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Target
2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe
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Size
3.6MB
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MD5
b56899e87106caef87f8eeb5a6a0f667
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SHA1
f065ff7770d2adc99c65e66daf5be8c27d9e94b1
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SHA256
5de1ca24661c2854de6d7f308375a9c4b0d96e683b175fcd2fe38dcc48365393
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SHA512
225cfb7d2eb32e3fd4305fbbca8dc19d02e012c5fe9dfea54096bd780782b25f1c03167d078695dffd8f593b25d26b784f0dc59b5daaf9956ce98e705f89949c
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SSDEEP
49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQLA:yDqPoBhz1aRxcSUDkm
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 (3303) 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 5348 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_b56899e87106caef87f8eeb5a6a0f667_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_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-05-15_b56899e87106caef87f8eeb5a6a0f667_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_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2016 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:5348
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C:\Users\Admin\AppData\Local\Temp\2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2025-05-15_b56899e87106caef87f8eeb5a6a0f667_elex_wannacry.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5640
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
3.4MB
MD53e2f08d99b8203d1b7918c38b5de0d02
SHA1003a478cfefe2f9dd32be5a1db834ed31ca18c0e
SHA2560dd462b0c1c675f843561412f045181201679cf827c67ce116545e583f371e8a
SHA512e58d5bf23248bd65f64b29c84465141321312fe9433efe2a7cbce905848f54d366afb416a4459bdad66b60f15c7cd5f0ffb604cf3b3cc20d6d5143761bf9b2ab