wannacry | adabf38a3a3160561b63ebe31de7af1be6df9d24b0f06ef0f249007aaf469cd6

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
12-10-2024 04:46

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General

Target

2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe
Size

3.6MB
MD5

1027ac5cf665240a1949682b85cc5114
SHA1

e3cbb7e4d1674e6dd8610fc64890c5cbf45a659a
SHA256

adabf38a3a3160561b63ebe31de7af1be6df9d24b0f06ef0f249007aaf469cd6
SHA512

c5a23892242b921744a897d93bb5085ffcbca1c0eea85499721e6167bf95eacab6048def6c3f866cb933377eb847f4deffcaf0b89561622e73fdecc97ad49e24
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQB:Z8qPoBhz1aRxcSUDkI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3146) 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
5000	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	2024-10-12_1027ac5cf665240a1949682b85cc5114_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	2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2364
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:5000

C:\Users\Admin\AppData\Local\Temp\2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_1027ac5cf665240a1949682b85cc5114_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3596

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
3fb1bf3d6481504d68d48954bb5489c9

SHA1
6b1f470624a67ec79714904d7d653880198c9325

SHA256
c44d04c0c5dcd426dc0dd60dbe64b47464999119349b26eeabc0352ba14a6914

SHA512
ede407d1de10b2abff5cb5c9d3acc18be6b74c733a2f0dfbf614ae9669f27bc0421ff3c69d4ddd484b07f5f75fe920a1531c664b47a22691696706a79fe2e567

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