wannacry | a3402e9c6760a3f33730db36b7e205249f3f3c620a3798ad3eb7242cfeb13389

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-09-2024 19:41

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General

Target

file.None.0x81f87b00.exe
Size

256KB
MD5

a157c3437fa6b0174fec1acc754b3a6a
SHA1

cc292697440e2c88e9f29398b59ad367aea205c9
SHA256

a3402e9c6760a3f33730db36b7e205249f3f3c620a3798ad3eb7242cfeb13389
SHA512

133afb3b90c8bb53d44f07f02cf5ae8f85394bca0a926f6831724f538e65e70bfaffd181e3e81849b7fba5056acdebf6c66196e80a52a8eb0303e37fad984223
SSDEEP

3072:Rmrhd5U1eigWcR+uiUg6p4FLlG4tlL8z+mmCeHFZjoHEo3:REd5+IZiZhLlG4AimmC

Score

10^/10

wannacry discovery 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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\@[email protected]"	file.None.0x81f87b00.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	file.None.0x81f87b00.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	file.None.0x81f87b00.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2824	file.None.0x81f87b00.exe
2824	file.None.0x81f87b00.exe

C:\Users\Admin\AppData\Local\Temp\file.None.0x81f87b00.exe
"C:\Users\Admin\AppData\Local\Temp\file.None.0x81f87b00.exe"
1⤵
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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