Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
28-08-2024 04:04
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe
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Size
5.0MB
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MD5
bbe97965235eb31bbb8404c18ed7b496
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SHA1
e1b53385748ef80ae961892403196fd61e57b68c
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SHA256
6cc8c5a5867561668f6ba3b95cc02a7b2fc750294f768ee283b3acac3cbef7f1
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SHA512
2e462a8dc8929a889265750da53f184df6ab42b2a00ff0c1a420089e049d9fe55eb2c59100883a28b93387a8e44495eb7cf1a44373c00643c6627e72d15c69f0
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SSDEEP
24576:4bLgudQhfdmMSirYbcMNgef04GWfQg6OW:4nNQqMSPbcBVzWfQoW
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3280) 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 2700 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 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_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 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064}\WpadNetworkName = "Network 3" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\46-26-d1-85-46-01 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\46-26-d1-85-46-01\WpadDecisionTime = a0db6f71fff8da01 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064}\WpadDecisionTime = a0db6f71fff8da01 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064}\46-26-d1-85-46-01 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\46-26-d1-85-46-01\WpadDecisionReason = "1" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0078000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064} 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064}\WpadDecision = "0" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A45D85D-4B18-452D-ACF4-1E3773D01064}\WpadDecisionReason = "1" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\46-26-d1-85-46-01\WpadDecision = "0" 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1304 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2700
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C:\Users\Admin\AppData\Local\Temp\2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-08-28_bbe97965235eb31bbb8404c18ed7b496_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2616
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD55ebf6db8d1bddb2ef72147d51c8b96ca
SHA13e0c63a132e867eb782e935510cef8a37084805a
SHA2567c900c12f9db2ec2467cb15b824835a74de63e755c4784b90dd6f45607ce39b3
SHA512e655050c2dd41de2337748c7fe4786cd741fe0052076a0279002813025b8e5d9223d4762f969791fa270ce967a25c648c22ea0f7947d7be7bf894f1856d28165