wannacry | 45244d593f039cf013e698e0491b7ce8c97d99b77ba163a7f39189182ec74fd6

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-03-2024 09:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe
Size

1.5MB
MD5

cbf11121a636562be24b401ea284fbf6
SHA1

f1847babf9b66796f7cab3a0d60f2a835c2369f5
SHA256

45244d593f039cf013e698e0491b7ce8c97d99b77ba163a7f39189182ec74fd6
SHA512

4d7007d24e56238c31fdf6201e0ffd96942fab50d5157ad91148fcadf16645bd1110b787cbc21c6eb9e3b6397a817eb2a4bbfefef7f06aaf52fbb97bd2a9bf23
SSDEEP

24576:ekoVELjVcn5Xw7qLlu5oSZ++RiIIlmB3QdMM5MctSj/0KxyV7obw:iOyn9VLFL+0DlvdnMcgj/03

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

Processes:

2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Control Panel\Desktop\Wallpaper = ".\\wallpaper\\WanaDecryptor.bmp"	2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe

description	pid	process	target process
PID 2456 wrote to memory of 2484	2456	2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe	WerFault.exe
PID 2456 wrote to memory of 2484	2456	2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe	WerFault.exe
PID 2456 wrote to memory of 2484	2456	2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-24_cbf11121a636562be24b401ea284fbf6_wannacry.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of WriteProcessMemory
PID:2456

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2456 -s 780
2⤵
PID:2484

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2456-0-0x0000000000880000-0x0000000000F42000-memory.dmp

Filesize
6.8MB

Download
memory/2456-1-0x000007FEF6020000-0x000007FEF6A0C000-memory.dmp

Filesize
9.9MB

Download
memory/2456-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2456-3-0x000000001BE50000-0x000000001BED0000-memory.dmp

Filesize
512KB

Download
memory/2456-4-0x000000001C140000-0x000000001C3C4000-memory.dmp

Filesize
2.5MB

Download
memory/2456-8-0x000007FEF6020000-0x000007FEF6A0C000-memory.dmp

Filesize
9.9MB

Download
memory/2456-9-0x000000001BE50000-0x000000001BED0000-memory.dmp

Filesize
512KB

Download
memory/2456-10-0x000000001BE50000-0x000000001BED0000-memory.dmp

Filesize
512KB

Download