wannacry | b0eeb71c404de3544d72f4de978b0bcf3318fa23fa20980bbef3ee264dba1b9b

General

Target

2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Size

5.0MB
MD5

e71eb7de9337466e1d560cc9c9be2c18
SHA1

d4d1a898a9b7277c991e1c7a6428a4ac768d5df8
SHA256

b0eeb71c404de3544d72f4de978b0bcf3318fa23fa20980bbef3ee264dba1b9b
SHA512

35e3807ce5f2de5fa940d50fae50591ac1eb6d26006142e8f5a9a4bce0729eeefcb99fe781de59845a0dd488cffb21289844c17f9bedb414388daa7947156f4e
SSDEEP

24576:QbLgurgDdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz66:QnsEMSPbcBVQej/1INR

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3190) 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 5 IoCs

Processes:

2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\2JEGJS2Y.txt	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MHTN1LAC.txt	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MHTN1LAC.txt	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\2JEGJS2Y.txt	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_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

Processes:

2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

Processes:

2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}\WpadNetworkName = "Network 3"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-5c-bb-df-80-0d\WpadDecisionTime = b037061dc61fdb01	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0076000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}\ca-5c-bb-df-80-0d	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}\WpadDecisionReason = "1"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-5c-bb-df-80-0d	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}\WpadDecisionTime = b037061dc61fdb01	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{5FC91993-FEF2-4AF3-A604-884C9D2E3A8F}\WpadDecision = "0"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-5c-bb-df-80-0d\WpadDecisionReason = "1"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-5c-bb-df-80-0d\WpadDecision = "0"	2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2188

C:\Users\Admin\AppData\Local\Temp\2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-16_e71eb7de9337466e1d560cc9c9be2c18_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2304

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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