wannacry | 0137da44864894d4342e272e70ed5f1c18f55efd64443a6cfa5a26ffdd363d72

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 09:58

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General

Target

2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe
Size

5.0MB
MD5

7234c8b3035cfb2507f9f4bc3b605b07
SHA1

87e62f7d9c0dca8031169900f38778a98e815e06
SHA256

0137da44864894d4342e272e70ed5f1c18f55efd64443a6cfa5a26ffdd363d72
SHA512

005106d783b04b91a94248be6b46c2067bc0ef9c02622722d73e760c2e4dc836a041877c1474b1b50e4a8da61a9b2728596a21e24d6fda3e7c6fff7c47ba3b22
SSDEEP

49152:2njQqMSPbcBVQej/1ISx+TSqTdX1HkQo6SAA:y8qPoBhz1bxcSUDk36SA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3307) 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
3012	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	2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_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	2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4000
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3012

C:\Users\Admin\AppData\Local\Temp\2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-29_7234c8b3035cfb2507f9f4bc3b605b07_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1912

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
5d05a60aa7954282b572a20598f1322c

SHA1
a07fc5efa757dbcc0246e43b3dcab83b0d5479fa

SHA256
bbbf177e51b37a56f8716297e8c274032583a4ffd665b3855e361a6ac7cafc10

SHA512
14a474f4b189d7e7e0077b8563cb5e83ca8e6241531c25aa407f82d762117dc0c496815ab1a6b4f52918e06ccea09f22782c477f552b8177ab524adaed5ea435

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