Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
25-03-2024 08:24
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe
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Size
5.0MB
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MD5
7608b7375801031c8dfc7f8dc694dd70
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SHA1
6ceef47328d54e966a7d3503f76c5746235a65ce
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SHA256
5316baecafb6a41da7d169b66629675bfac0bbb0cbbf781adf87547c68dd0975
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SHA512
3c75cb6ba84de6b01f6af5c36704ea290147e188a02fa985179af5bf8cb6637f36f21967954f92d6c6d03568a78e515f1c0571aa9ea5bfc3ec5f5be47e042f3f
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SSDEEP
49152:VnAQqMSPbcBVQej/1INRx+TSqTdd1HkQo6S:ZDqPoBhz1aRxcSUZk36S
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3235) 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
Processes:
tasksche.exepid process 2648 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
Processes:
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe -
Drops file in Windows directory 1 IoCs
Processes:
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exedescription ioc process File created C:\WINDOWS\tasksche.exe 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813}\WpadNetworkName = "Network 2" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-74-29-a7-90-73\WpadDecision = "0" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0014000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813} 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-74-29-a7-90-73\WpadDecisionTime = 80fa93ef8d7eda01 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813}\WpadDecisionTime = 80fa93ef8d7eda01 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813}\WpadDecision = "0" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-74-29-a7-90-73 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-74-29-a7-90-73\WpadDecisionReason = "1" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813}\WpadDecisionReason = "1" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{84A23D09-A220-42C2-8421-5B466F22E813}\76-74-29-a7-90-73 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe"1⤵
- Drops file in Windows directory
PID:2904 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2648
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C:\Users\Admin\AppData\Local\Temp\2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-03-25_7608b7375801031c8dfc7f8dc694dd70_wannacry.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2500
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD5936ac6dc8ead0decc586651882460294
SHA178f74f1aa4b72e805169c4ed3549077826c2f2ed
SHA256c41320b0761da87c4ab4452e763ba965e261bdebd6c7cdd43ea68885c16b624a
SHA5126d531a9ef1c18857db066d95a2be2009ec6a7ea7f8adeb136e31196f937b9e4ecd6a5df9ce95aa1fba7d3e430c2b4becf31bfa664b56ff70c54468e8d734a4c1