wannacry | e08196cd380b029fd59ac93b3da3d2a495579c23420026e0fc44c0ebbd8cfbf0

General

Target

2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Size

5.0MB
MD5

d25a3c81cdb9b7972fde51b2ff93ccd3
SHA1

7d0aa14c366564a725a4b3db2f4a067f520eb677
SHA256

e08196cd380b029fd59ac93b3da3d2a495579c23420026e0fc44c0ebbd8cfbf0
SHA512

d5051b563418b4b017669466be61106ea204b003711d34847c8d5820c693340e4039c5e035a64ed8e50ff41dade0b6c9e97be7c071d8931378766e47004acd06
SSDEEP

49152:QnsQqMSPbcBVTx+TSqTdX1HkQo6SAARdhnv:Q/qPoBVxcSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3169) 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 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_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	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1632

C:\Users\Admin\AppData\Local\Temp\2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-16_d25a3c81cdb9b7972fde51b2ff93ccd3_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3612

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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