Analysis
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max time kernel
150s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2024 16:50
Static task
static1
Behavioral task
behavioral1
Sample
202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe
Resource
win10v2004-20240802-en
General
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Target
202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe
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Size
3.6MB
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MD5
9c9dc0df6e55fd08f6aa01f6805606f8
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SHA1
afa1c5da4bb9177102080671ca780f8be2275211
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SHA256
a0b6a0a6b33c299473a1f6a96ac0e6878a9fa862a0abfdf385c0b516e0cbfce3
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SHA512
2f776fc7da9cf9cb10f79db0029f0884a4c3f132d26eeca4a96bab0307a63ec02d79c259452aa570c61d49ed0c4b110e8c546f2c078795e0538d7a7c4b5fed78
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SSDEEP
98304:yDqPoBhz1aRxcSUDk36SAEdhvxWa9p93R8yAVp2H:yDqPe1Cxcxk3ZAEUaFR8yc4H
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3274) 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 2904 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 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.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 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe"C:\Users\Admin\AppData\Local\Temp\202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:724 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2904
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C:\Users\Admin\AppData\Local\Temp\202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exeC:\Users\Admin\AppData\Local\Temp\202409059c9dc0df6e55fd08f6aa01f6805606f8wannacry.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1164
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD56d07e0b41d84b9fbaacba7a313cd5526
SHA1eee736d8868ad1bf091b621524ca3e8429f079f1
SHA25667afa5eb1c9b995eefb7cc019abfe44b5cac07bc7df008236ddccb7fa58ebc3c
SHA512c159edb764e7f8fdcbc02f004f42ed5295094e7be0e7d1d7c147152ca0a7e3484de44a04453d185cbd4cba8055b427ccadbfcbe5c5f36c9f4f214dbc95b466fd