wannacry | 6b2b80b515a6c5e864df9a80524f6fa0a375be1c3bc4c15c10df4797a86a03b5

General

Target

2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Size

2.2MB
MD5

c15bea8e1973be8907dc0d1feaa997b0
SHA1

0b2720a11f43194a3408fda5cca245012e0898d7
SHA256

6b2b80b515a6c5e864df9a80524f6fa0a375be1c3bc4c15c10df4797a86a03b5
SHA512

f1e6736e22a2332ce9c13917ac769065183c287f8827669166d454ca30ac391334113446ebff80c745ce5b1de8cdff3844b89f7fc6c94b8553d1fe53a1516e4f
SSDEEP

49152:+nNQqMSPbcB/Qej11INRx+jX1HkQo6SAAxQvn:qWqPoBHp1aRxyk36SAYon

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3343) 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	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_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	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}\WpadDecisionTime = 20077d077a1bdb01	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}\WpadDecision = "0"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}\WpadNetworkName = "Network 3"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-89-0a-34-b8-0d	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-89-0a-34-b8-0d\WpadDecisionReason = "1"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}\WpadDecisionReason = "1"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0189000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{8F2A3952-07A3-4F3D-92F9-0DB5FA2BDA16}\a2-89-0a-34-b8-0d	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-89-0a-34-b8-0d\WpadDecision = "0"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-89-0a-34-b8-0d\WpadDecisionTime = 20077d077a1bdb01	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1820

C:\Users\Admin\AppData\Local\Temp\2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-11_c15bea8e1973be8907dc0d1feaa997b0_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1084

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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