Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-09-2024 11:35
Static task
static1
Behavioral task
behavioral1
Sample
2024092650da0f64d895b4555e668c1362df946fwannacry.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024092650da0f64d895b4555e668c1362df946fwannacry.exe
Resource
win10v2004-20240802-en
General
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Target
2024092650da0f64d895b4555e668c1362df946fwannacry.exe
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Size
5.0MB
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MD5
50da0f64d895b4555e668c1362df946f
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SHA1
bd74958ec93029ecfcca361f3ca8110b37915712
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SHA256
18ef00980c8ba3d354695b81e823b6dbe400ce017ae381107bd3824e54990253
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SHA512
7f6a19281c4fa9830c26ef8d6b4f6dfbd9534c41988b3e462fb7ad2ed2329c17596c990ac254ec1e3e03f56f88c819fb41b48b9d2c7d546bb7c5ddea139e8cf3
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SSDEEP
12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7Tw+K+DHeQYSUjEXFh:2bLgddQhfdmMSirYbcMNgef0QeQjG
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3253) 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 2088 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 2024092650da0f64d895b4555e668c1362df946fwannacry.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2024092650da0f64d895b4555e668c1362df946fwannacry.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 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024092650da0f64d895b4555e668c1362df946fwannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ea000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF}\WpadDecisionReason = "1" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF} 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF}\WpadDecision = "0" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF}\WpadNetworkName = "Network 3" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-45-86-c8-2d-61 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF}\ae-45-86-c8-2d-61 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFE8583E-254A-4D24-B1BA-5A29A6D48CCF}\WpadDecisionTime = b0e2bf260810db01 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-45-86-c8-2d-61\WpadDecisionReason = "1" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-45-86-c8-2d-61\WpadDecisionTime = b0e2bf260810db01 2024092650da0f64d895b4555e668c1362df946fwannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-45-86-c8-2d-61\WpadDecision = "0" 2024092650da0f64d895b4555e668c1362df946fwannacry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2100 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2088
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C:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exeC:\Users\Admin\AppData\Local\Temp\2024092650da0f64d895b4555e668c1362df946fwannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2512
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD50780b9abd0feef95f6356458a69df064
SHA17981ef3edefeafbdffd64d7a28bd9099e355cc62
SHA256ea6f9ad5d5149a61b43e5cfc81dfdbeafebd88052670c0767ef3091d08143fa7
SHA512c826d0f1f14b64ea7407a21f414fdfb3aaeca75db3d445b5388f41c09d424cb6741aa5127bad69b049d77fe8cfd0d613b0166ca20f25d74f7602a9fea7f9572f