Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-10-2024 00:44
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe
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Size
3.6MB
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MD5
65b8c922497a18c482828c51e95b9f06
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SHA1
854147edb06d7c71bb252297f17018f6491d8a51
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SHA256
92da701e9671fe6423bc7767944fcaeb721f5c3087cabad1867bc9db06343b77
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SHA512
f55ccd5a755622a2989862be0ec684de1abfdf71e5aabc76f3d619ed73f37c411fe8619158580ca3d2a00baa14ecc1221715ea95b12ab6545243bc88ce42fe3b
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SSDEEP
98304:XDqPoBhz1aRASUDk36SAEdhvxWa9P593R8yAVp2HI:XDqPe1CAxk3ZAEUadzR8yc4HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3165) 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 2412 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 System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-10-11_65b8c922497a18c482828c51e95b9f06_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 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00fd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC}\WpadDecisionTime = 20e9a9bf761bdb01 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC}\WpadNetworkName = "Network 3" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-6c-50-05-47-04\WpadDecision = "0" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC}\da-6c-50-05-47-04 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-6c-50-05-47-04\WpadDecisionTime = 20e9a9bf761bdb01 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC} 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC}\WpadDecisionReason = "1" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2D7C1E9D-AAF0-4BF2-BF2D-B3AB931498AC}\WpadDecision = "0" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-6c-50-05-47-04\WpadDecisionReason = "1" 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-6c-50-05-47-04 2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2388 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2412
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C:\Users\Admin\AppData\Local\Temp\2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-10-11_65b8c922497a18c482828c51e95b9f06_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2516
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD553d25b50c8aaa4659ce17d2df26a6bf6
SHA10b668d395f7a06bd126b4fba2bf84362bfa9c77a
SHA256fd90364420c52d312809ec700cf7ba7b620e8c653f0ddbf44bbcbe9da68e4ae4
SHA5129e4faa2e31960e2c5769d6a1814edcf17232a29dda68f3d3286b69ed58178814e645a909c11be88d4cbe53010f1fda533b7b9f16298761225ce709213e687009