wannacry | 561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2023, 02:54

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General

Target
2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe
Size 240KB
Sample230415-ddv8pscg76
SHA256 561d7f05055800d3eb9d9e150969e2c84a71dc82a362fb3e1a224af420e53b35
MD5 66e01e1ac0e274c1b4d909e70668a6ad
SHA1 fe5a8fa628bbf960010c28625aa58e87d2800978
SHA512 39ebdc7542e255ca9f47d9730fa2fc36e29719a84894522c71a5dcfc9da757563b1b47e3d72ab58db94cfe11d3efc37046f833ce5c03b3f0f3ac309eadc39474
SSDEEP 3072:Rmrhm1eibcR+uiUg6p4FLlG4tlL/+mmCSHFZxoHEo3m:REgoZiZhLlG4immCm
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4476	4492	WerFault.exe	82
3900	4492	WerFault.exe	82

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4492	2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe
4492	2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2023-04-14_66e01e1ac0e274c1b4d909e70668a6ad_wannacry.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:4492
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 688
  2⤵
  - Program crash
  PID:4476
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 688
  2⤵
  - Program crash
  PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4492 -ip 4492
1⤵
PID:1068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4492 -ip 4492
1⤵
PID:1748

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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