wannacry | 0d9fcb8894240750cb5e4222ea78572aba6618eb5297c2069588ceb979d52d8b

Resubmissions

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
842s
max time network
846s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-07-2024 09:52

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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 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3044 2976 WerFault.exe 561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

pid	pid_target	process	target process
3044	2976	WerFault.exe	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

pid	process
2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe
2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe

description	pid	process	target process
PID 2976 wrote to memory of 3044	2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe	WerFault.exe
PID 2976 wrote to memory of 3044	2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe	WerFault.exe
PID 2976 wrote to memory of 3044	2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe	WerFault.exe
PID 2976 wrote to memory of 3044	2976	561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35.exe	WerFault.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
- Suspicious use of WriteProcessMemory
PID:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 264
2⤵
- Program crash
PID:3044

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

Defacement

T1491

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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