Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-09-2024 12:58
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe
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Size
5.0MB
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MD5
805037e703c6da6193619e142ab5814e
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SHA1
a665331fe49d17b030d02e4010d592154e031ab4
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SHA256
644e69842dc717c1e7a0266071840a1506716b0b60510af1be22c8b01ef5dda3
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SHA512
5de8249b7b7d9b035c10b8d42aad3cbc32b1aab033c45b2f6a1787a496748cb79a360af7dcc681e804b97c90a736ee7f232fe0496d751683c7bc36c71e35a71b
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SSDEEP
49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9:yDqPoBhz1aRxcSUDk36SAEdhvxWa9
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3239) 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 2860 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 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-09-23_805037e703c6da6193619e142ab5814e_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 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\ea-a1-ea-f9-89-5c 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecision = "0" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadNetworkName = "Network 3" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E} 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionReason = "1" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecision = "0" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionTime = e055d25eb80ddb01 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionReason = "1" 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionTime = e055d25eb80ddb01 2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2248 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2860
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C:\Users\Admin\AppData\Local\Temp\2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-09-23_805037e703c6da6193619e142ab5814e_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2728
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD58522ece13c657d22f3a53f57a36ec1fc
SHA1a4abf0cbf76842de47b6cb6cd47fc7a3cb36dc3b
SHA25646a6db41a9539d9aab67ab625bdbb4bb71533d7bb2e912c8f7dd91c87bf1854f
SHA512591ee1153a59eb816fb715d2f425b8346042a095575c8af25e1bcf0c9b5b852dc69fa83682be6a2839782d2cf92b457767fefd5954a4f88172df5d70ddcdda55