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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
15/12/2024, 11:27
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe
Resource
win10v2004-20241007-en
General
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Target
2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe
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Size
5.0MB
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MD5
720fe476815c5543ef08b6b19d4b98ce
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SHA1
c7ce5d1fe460d5bd6429ff7582485e6bb2e25dfd
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SHA256
1c3fc38f87670712dd798a2157d0766b7f089745a5345fb8d5c196d521eb9078
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SHA512
99a382f8e04ec4648f19d53be8e7cffe270c22d2c3b01e02e5ec4e355acb0353a7e8670b608ee348c2af7dec119d72f539c14478bbb356ab2af408c85a426374
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SSDEEP
24576:2bLgddQhfdmMSirYbcMNgef0QeQjG/D8kIqRY:2nAQqMSPbcBVQej/1
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 (3305) 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 2332 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 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_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 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028}\WpadDecisionTime = 609d1749e44edb01 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028}\WpadNetworkName = "Network 3" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-68-31-df-8f-2e\WpadDecisionReason = "1" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028}\WpadDecisionReason = "1" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-68-31-df-8f-2e\WpadDecision = "0" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028} 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-68-31-df-8f-2e 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-68-31-df-8f-2e\WpadDecisionTime = 609d1749e44edb01 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00de000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028}\WpadDecision = "0" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09764986-F87D-410A-BB8D-4117ED399028}\26-68-31-df-8f-2e 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2380 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2332
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C:\Users\Admin\AppData\Local\Temp\2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-12-15_720fe476815c5543ef08b6b19d4b98ce_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:916
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD56f4e0d9c3bf024401030075c8547f778
SHA1b941148813e1520a4c701579d7403e686e147b20
SHA256cf6b9678f79005270342c36d437f9e22b425fe595c83cf8f02d0c132d25346fc
SHA512f02ef9ee4d2acd2aefb72f1dbc98390d67fee3ac77aa7a07d314f4a556426f6b73157f06ecdef59446f222e7d049c8d54ced0aa530fb096ebadb3e5cc9ed5c1c