wannacry | 1ab87b13477899479c55fa1a2c56d39a30587af4c7989be32bd979f1a23f1713

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
04-01-2025 01:58

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General

Target

2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe
Size

3.6MB
MD5

2e564b12e75b2f1084951a9e5dc78729
SHA1

eff6f98ed924acaabd3f9af2ddac6f36b4eb4a57
SHA256

1ab87b13477899479c55fa1a2c56d39a30587af4c7989be32bd979f1a23f1713
SHA512

e11593dc1fe1403a9b79a28e4216ed86b65bee087d95e90894f3bbc9018f408e634e19972cdaaa0c1eb1a7f10a1eaf425c8325557212a830f77896a35c1f3f1e
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6S+eRdhnv:Z8qPoBhz1aRxcSUDk36S+ydhv

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 (3370) 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
3552	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	2025-01-04_2e564b12e75b2f1084951a9e5dc78729_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	2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3188
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3552

C:\Users\Admin\AppData\Local\Temp\2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-04_2e564b12e75b2f1084951a9e5dc78729_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:5024

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
712e188db684026b574ee1fb8f602e78

SHA1
e7810d26894758ccf75b39172ce0870a3c3a8c86

SHA256
7f313180d71a6b7d003ad80d9fec25860f4f83378f6aef791727430db589bec6

SHA512
80aaa38cb00ac4e91854432567bd8eea4a68b5c596a0d0e51b07f4a20ae8b635a0421436519112070edf3e1e191c3c1575583dcae3e8c22526c1be5ff86544e1

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