wannacry | 049ab19695768398f80cdff9f1326d3c7654fd2a776ce4a2cdf023effe6b7686

General

Target

2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Size

5.0MB
MD5

7d75333ae38d185c92a4fa1ba21bc95a
SHA1

726cdd3da3d72790192f649427990bb1b8dca0e7
SHA256

049ab19695768398f80cdff9f1326d3c7654fd2a776ce4a2cdf023effe6b7686
SHA512

2163ceff7c6550c6468f0e4421be8507589e6a7d80c63b57bd8360796980ca5809a1f2e8a690a1b2a3611d35e55153787442b33366b004586a3864486e597bf6
SSDEEP

49152:vnAQqMSPbcBVQej/1INRx+TSqTdX1HkQ1J6v965bn:/DqPoBhz1aRxcSUDkEQv9Sn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3253) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

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	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.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	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0119000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}\WpadDecisionTime = d007c3f4a53ddb01	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-43-49-10-ed-c3	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-43-49-10-ed-c3\WpadDecision = "0"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}\WpadDecision = "0"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}\WpadNetworkName = "Network 3"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-43-49-10-ed-c3\WpadDecisionReason = "1"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-43-49-10-ed-c3\WpadDecisionTime = d007c3f4a53ddb01	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}\WpadDecisionReason = "1"	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3732579E-CA6B-4BA6-9C9A-7D2D7C810FD6}\ee-43-49-10-ed-c3	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1520

C:\Users\Admin\AppData\Local\Temp\2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-23_7d75333ae38d185c92a4fa1ba21bc95a_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

2

T1046

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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