wannacry | 7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856

Resubmissions

06-07-2024 13:16

240706-qhrgja1enb 10

06-07-2024 13:04

240706-qa111a1ejb 10

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
06-07-2024 13:04

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General

Target

7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
Size

5.0MB
MD5

f818de50174c5473e210f9a1f77c2a51
SHA1

e50bcffef4f01b3dda9252e58fe4ed64958f68f0
SHA256

7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856
SHA512

b38560452bca88d4b58bffdd7067b5d2d374ffeb27b00e7ccb2311b2941dfc99718c1bafdcdc0879b1bb8805fe8f3583bfbf6b5cf9fea257cb2962e70b152aa8
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEc:yDqPoBhz1aRxcSUDk36SAEdhvxWa9P5

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3382) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Executes dropped EXE 1 IoCs

Processes:

tasksche.exe

pid process

940 tasksche.exe
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 Windows directory 1 IoCs

Processes:

7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe

pid	process
940	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe

C:\Users\Admin\AppData\Local\Temp\7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
"C:\Users\Admin\AppData\Local\Temp\7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe"
1⤵
- Drops file in Windows directory
PID:5068

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:940

C:\Users\Admin\AppData\Local\Temp\7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe
C:\Users\Admin\AppData\Local\Temp\7223cfafb10b86d22c147d3669691be17aae253e5f5975fd0a82e1fdc2ab5856.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4500

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

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
050501fafc2bb40530e6a6dd655bc8c8

SHA1
cc1e5ceba1663b26afcd44667a9701a77d581c14

SHA256
d2c98fbaef69627e9d661d3566f10d75895a427a74ccbd6f91d4540619535e87

SHA512
2fee84ccd8174d42373b08d01016e80a2fae94107a02f529f5020060f57983b21a922860d6f588297094c9b797f317460dccf9fb30761b960e18bf11f684975e

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