wannacry | eda5198147ac32f805c96e13ef2681625916f368dd688c7db313c19f96d64652

Resubmissions

10-01-2025 17:20

250110-vwnp1ssran 10

10-01-2025 17:19

250110-vv8zkazqfs 10

10-01-2025 12:28

250110-pnsq4stqbx 10

Analysis

max time kernel
900s
max time network
901s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
10-01-2025 17:20

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General

Target

2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Size

5.0MB
MD5

8f8fb40a1051d221d36afedc8e01a94b
SHA1

c2fbcd7e704d3051afee7ea369fcf266cec28958
SHA256

eda5198147ac32f805c96e13ef2681625916f368dd688c7db313c19f96d64652
SHA512

fa4c2b88aaea9bd997867c50909b87e45a4deae2183105846df8b2733e808550b1961b1dc1cb003a1ec18fc03ff191b1525e3d564041c6698752279550505e2a
SSDEEP

24576:QbLguriKyMSirYbcMNgezQeQjG/D8kIqp+vbOSSqTPV:QnGMSPbcBuQej/d+TSqTd

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (19868) 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	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_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	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1428

C:\Users\Admin\AppData\Local\Temp\2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-10_8f8fb40a1051d221d36afedc8e01a94b_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

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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