wannacry | 9ccc2ac991e53773acbccd1449c46e4b7c2fea759442fafa65b98746bb79ed4d

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 01:39

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General

Target

df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Size

3.6MB
MD5

df432148530b9908d656f1bd759fbf2d
SHA1

5011840074ed8bc8c4085e76dc4eb5afc3f13024
SHA256

9ccc2ac991e53773acbccd1449c46e4b7c2fea759442fafa65b98746bb79ed4d
SHA512

6fcff0e0524a499946d2dfc549ef94971a7bcaffca4e0bd3371f9a043d69501eb0009c45ce7601604d84b8b12984e78e601b5196a306409d461ca5e4b2163fe0
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:yDqPoBhz1aRxcSUDk36SA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3267) 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

pid	Process
4376	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

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.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	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3720
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4376

C:\Users\Admin\AppData\Local\Temp\df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\df432148530b9908d656f1bd759fbf2d_JaffaCakes118.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4564

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
76d06d2096fe49ac97c2bf21709bbba4

SHA1
a7df08006ceafb441271c615c2e1d67218ba81a1

SHA256
945f2bb56bfef539d0404194bb7a7ac1f79b2307c33c8b196078c7b16bba098c

SHA512
b29a68783506989f55eaf6bf160ab285f4579e62e8ca01ad9ef3f4cfd460832a703641a52332a4880b3f8e5d5a63cde897776dd2756b9b9e930280e8dcfd0031

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