wannacry | d22e884853bbc7ca9b2e405b0423dd88bcdf7b349b456a51e06d64c39afe1a4d

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
11-10-2024 00:08

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General

Target

2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe
Size

3.6MB
MD5

0c8da92739a2583c90e3f4e7b1b5f5be
SHA1

f7b822618d29a88bf4efd4ef7c1c89ff104fdb0f
SHA256

d22e884853bbc7ca9b2e405b0423dd88bcdf7b349b456a51e06d64c39afe1a4d
SHA512

2bddb704163d0e3158335146dea0168dbdb6754fd25f814b8e23ad90b62f79fd733978ed3c56e00d9741f4a5f52587b4f74257a9d350ee8940994c8a9895b4ab
SSDEEP

24576:VbLgd1iBJMSirYbcMNgef0QEjTjirQ39OFCjLxglFDxaYaKQDlR:Vn1MSPbcBVQEerAjL6lFxazKQDlR

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3257) 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
2360	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	2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_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	2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3444
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2360

C:\Users\Admin\AppData\Local\Temp\2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-10_0c8da92739a2583c90e3f4e7b1b5f5be_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:4948

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
77017c496a44936ab5ff8a499102ca7c

SHA1
2f16f32b2a7068e66aca559a80fd24413670c951

SHA256
734444ae254169aff0a4a0c09c9f3c5d734cc7e93ae8c52514288eacfe6ebf88

SHA512
5477289852b13283f995a9cbb1f4a274268e8a752e636c4fd9bb7718653aed077308899df0e4b1b85e0f338491ddf2da4ccc1d8cfba9b45f241ac9eb8aa970a4

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