wannacry | d695b0135a7f1671d81b35abefe3a2d21a354a1e708250ed04894d3c1d56d735

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 12:59

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General

Target

2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe
Size

5.0MB
MD5

c85cdec29c92fb8b149ae68e2af3a344
SHA1

e86a73c171d7e653e4d387ec21164d98220a6793
SHA256

d695b0135a7f1671d81b35abefe3a2d21a354a1e708250ed04894d3c1d56d735
SHA512

d804a30c28840516f418a18b7d8f3c488e6474eee06a2b108cd9f72449e3e4014e3bf4a0b4c2144f7a2d1b0dd1962c9a2eee80a0f245dc95ceb204136292b714
SSDEEP

49152:VnjQqMSPbcBV0+TSqTdX1HkQo6SAuEauS:Z8qPoBWcSUDk36SALS

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 (3295) 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
3708	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	2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_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	2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_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:3708

C:\Users\Admin\AppData\Local\Temp\2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-08_c85cdec29c92fb8b149ae68e2af3a344_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1372

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
4234d3d1f3bb927cca4f6ec68fae8788

SHA1
a0638d8e6513954a8675174525ff59cb274c2605

SHA256
4e22e67f1b911a772ca5e6aea29213f60a2409819f52f5db4d85c39165c990c2

SHA512
dc216570a186c5c4bb1b0257c46db2055f7aa49e1ffd09be8d6bf2299f9e12219273348d64b35e2ddc29ab4a81c11aa9157d7acfb13482dad1858a21799c329b

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