wannacry | 4a5179e5278854968ace795a400164cb264cde7c7c4ddf990385bbca65872413

General

Target

2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Size

5.0MB
MD5

1cf2fc587e0a51748be2f5cc98550cff
SHA1

a51a139d154bd785a1d4f4d415324ecc138ed115
SHA256

4a5179e5278854968ace795a400164cb264cde7c7c4ddf990385bbca65872413
SHA512

d71bb72942344863a93c0c53e300a94f3aa5d021b9c400a3d276252caa9716f8e3856b3fa15f6b7fc1966ba8a0b173d644d4bc4b71e206301d073d8620f39a23
SSDEEP

49152:QnsQqMSPbcBVQej/1INRx+TSqTdX1HkQ:Q/qPoBhz1aRxcSUDk

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3050) 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

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\KDMT6RVZ.txt	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HWZCZQFD.txt	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\HWZCZQFD.txt	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\KDMT6RVZ.txt	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_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	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}\WpadDecisionReason = "1"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}\WpadNetworkName = "Network 3"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-5f-4c-45-83-f4	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}\76-5f-4c-45-83-f4	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-5f-4c-45-83-f4\WpadDecisionTime = 9025d899501edb01	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-5f-4c-45-83-f4\WpadDecision = "0"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0077000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}\WpadDecisionTime = 9025d899501edb01	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A5A695E9-3D7E-4707-8B9E-5C42B799B32A}\WpadDecision = "0"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-5f-4c-45-83-f4\WpadDecisionReason = "1"	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3028

C:\Users\Admin\AppData\Local\Temp\2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-14_1cf2fc587e0a51748be2f5cc98550cff_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2020

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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