wannacry | a229806ea54223bce2c2981c16c3a1e3459a46d49aa880cd0cf7399c51fcc9f4

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
25-10-2024 10:24

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General

Target

2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe
Size

3.6MB
MD5

8af66b75e33c4448160ad1672e5931da
SHA1

424667613d018bb54b1467c9e0318c7969bb5d2d
SHA256

a229806ea54223bce2c2981c16c3a1e3459a46d49aa880cd0cf7399c51fcc9f4
SHA512

95db8209b8e3378d334727853a33cad052256c93bbda72370014db23b61df4064f6d5bb321ed5be80c598e89c6e5b0bd24c092dc160a27f3211032948c1866d7
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9:Z8qPoBhz1aRxcSUDk36SAEdhvxWa9

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3395) 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

Processes:

tasksche.exe

pid process

1232 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

Processes:

2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe

pid	process
1232	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-10-25_8af66b75e33c4448160ad1672e5931da_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

Processes:

2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3120
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1232

C:\Users\Admin\AppData\Local\Temp\2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-25_8af66b75e33c4448160ad1672e5931da_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:2172

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
3b259b2418ee4848abd53cfac8ceb92f

SHA1
829cea8801c43b7d9cf9f9606b50d1d691094cb5

SHA256
94aa805c99b62dde4f0f01932586a0d89e57d63188312cc402f36e5747b75adb

SHA512
aea9119aec9c6cbf25ae97b951864eeeee826f9cc736a64fa3c5653e6e5f19207a91c88daf21a4e4c531a1a024627bd3e515d476be6f77c0e8934559cc96b1fc

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