wannacry | acb24584f94a455aa95303812de8358150bea461cdec78b666297a9de73d0d62

Resubmissions

20-12-2024 05:28

241220-f59lhs1kaw 10

20-12-2024 02:24

241220-cvtwjawrcy 10

Analysis

max time kernel
70s
max time network
70s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 05:28

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General

Target

2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Size

5.0MB
MD5

805816252a1e0302228788b383d042be
SHA1

c28e862f43ab45b6136dbe5d99f8ff7a90dd9599
SHA256

acb24584f94a455aa95303812de8358150bea461cdec78b666297a9de73d0d62
SHA512

d06cc008e321529e62104019ca9ec3995ddd8ed311b395d62d05541c8506d9e903c2e56fdeaa4b5d9078fe18cf9c5c970ed1db67c02fe97f16766c3c51a4d47c
SSDEEP

12288:e1bLgmluCti62ybaIMu7L5NVErCA4z2g6rTcbckPz:QbLgurihdmMSirYbcA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-20_805816252a1e0302228788b383d042be_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	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1848	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4480

C:\Users\Admin\AppData\Local\Temp\2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-20_805816252a1e0302228788b383d042be_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3508

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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