wannacry | 0a11c4b059aa6ce06897fa70c086f24cc5bfff9548ff3ef940b2de389df9a791

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 03:41

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General

Target

2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe
Size

3.6MB
MD5

4a2ff475e8b3932ade483bd09ae7777b
SHA1

ef64d3ca5c715e689aa56c6dd90b3b8bbb70f66a
SHA256

0a11c4b059aa6ce06897fa70c086f24cc5bfff9548ff3ef940b2de389df9a791
SHA512

7c003f015a2912c6a798aada575f78f07c7bf318e1deb82f129dec97d71bf2a9e453ff39381e492202c546108a24b9e7d6e9e3c881b753ed3c133cfa791f79ed
SSDEEP

98304:y8qPoBhz1aRxcSUDk36SAEdhvxWa9Y3ip2HI:y8qPe1Cxcxk3ZAEUaEi4HI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3229) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Executes dropped EXE 1 IoCs

pid	Process
976	tasksche.exe

Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3984
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:976

C:\Users\Admin\AppData\Local\Temp\2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-17_4a2ff475e8b3932ade483bd09ae7777b_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:4768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
164eea60b926f76e08ef5d6e5e325fa7

SHA1
010ed0c6e4f846822f03d6ba16a24b12e5a0bf70

SHA256
1e0ddef939eb65734f7d42a774d342853c1c184226a092e413d6ddd32bd21ea2

SHA512
39efac051823aac064e4044942c852e5d9847b697a034ac02917d5dec645b86bf4f1854e25c312f48c91ebda2c3878a1fec95bd49cb5a755eef500178d6b5a0d

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