wannacry | 0d9fcb8894240750cb5e4222ea78572aba6618eb5297c2069588ceb979d52d8b

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13-07-2024 09:54

240713-lxcvgawdmn 10

13-07-2024 09:52

240713-lv46yawdkj 10

13-07-2024 09:46

240713-lrz3tayajc 10

Analysis

max time kernel
94s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13-07-2024 09:46

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General

Target

561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe
Size

240KB
MD5

66e01e1ac0e274c1b4d909e70668a6ad
SHA1

fe5a8fa628bbf960010c28625aa58e87d2800978
SHA256

561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35
SHA512

39ebdc7542e255ca9f47d9730fa2fc36e29719a84894522c71a5dcfc9da757563b1b47e3d72ab58db94cfe11d3efc37046f833ce5c03b3f0f3ac309eadc39474
SSDEEP

3072:Rmrhm1eibcR+uiUg6p4FLlG4tlL/+mmCSHFZxoHEo3m:REgoZiZhLlG4immCm

Score

10^/10

wannacry ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3560	3164	WerFault.exe	83
4996	3164	WerFault.exe	83

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3164	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe
3164	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

C:\Users\Admin\AppData\Local\Temp\561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe
"C:\Users\Admin\AppData\Local\Temp\561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3164
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 704
  2⤵
  - Program crash
  PID:3560
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 704
  2⤵
  - Program crash
  PID:4996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3164 -ip 3164
1⤵
PID:1000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3164 -ip 3164
1⤵
PID:3728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact