wannacry | 171cc4d8c6485e8e0a3a4541f8a2d0ea3a4b990539e0004b609e8d802ed4a9ef

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
14-12-2024 12:49

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General

Target

2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe
Size

5.0MB
MD5

43bd8a3fe986337d8ea953adb51d66cd
SHA1

3c0ccce0c0992c966c75dc637b73550fed44d4a5
SHA256

171cc4d8c6485e8e0a3a4541f8a2d0ea3a4b990539e0004b609e8d802ed4a9ef
SHA512

ad322b56553bd5e580845379035b2f55a4534999c564dd7450c4e2d253490c3afcab67829df1b6816c37961c5307973a70437b2cddcb27979ab18b10c14f6dca
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0HlAH:Z8qPoBhz1aRxcSUDk36SAEdhvxWa2H

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 (3371) 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
4912	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	2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_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	2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2328
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4912

C:\Users\Admin\AppData\Local\Temp\2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-14_43bd8a3fe986337d8ea953adb51d66cd_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3108

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
2cc5d0062ee9d27af114be24d86925a2

SHA1
e20d5308c6b15f45b0c9ae8f39647b0c6bbf03e1

SHA256
d03781febf7ce675c6213de134ed8938d240d55b906b697bbd621d8dc9079f95

SHA512
627602e00589d007019316b35b759466903be8b0b3026ea5ae25b948c3eeb282fc5d59cf84b079de52fd4e8755b72292702727b5efbb9a47f9ab4e4211079889

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