wannacry | 3bef7ac238b5dc3ce41f163ecec3f9acd387baa3d57edf6e43477c0f33e0a457

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
13-06-2024 10:44

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General

Target

2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Size

5.0MB
MD5

311a4c61fbc0408995f836d9be1003b0
SHA1

8f41eb3f4c5b34e6e41130dc07907c625794381d
SHA256

3bef7ac238b5dc3ce41f163ecec3f9acd387baa3d57edf6e43477c0f33e0a457
SHA512

8f5fc97251db025c7d064577404a3ac02a2dd9e582c09a4d735a5da2b12b6f611fa9d7c0df804315d57ca72fabaa99d471a4ee75d5654c5a883df8424bde375e
SSDEEP

12288:e1bLgmluCtgQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DHeQYSUjE:QbLgurgQhfdmMSirYbcMNgef0QeQ

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3329) 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

Processes:

2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:1044

C:\Users\Admin\AppData\Local\Temp\2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-06-13_311a4c61fbc0408995f836d9be1003b0_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:5028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

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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