wannacry | 9a21155c65de816eb2c58c53f5ec91c2026107560d7fbd382d14a73fde7ec2c2

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2025, 21:24

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General

Target

2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe
Size

5.0MB
MD5

8049a6eeb0f42b2f0ee0ff7809e5be12
SHA1

d88f48d10585de43fe92f79c633ab46a909d00c2
SHA256

9a21155c65de816eb2c58c53f5ec91c2026107560d7fbd382d14a73fde7ec2c2
SHA512

1798fb90dafd1db57c94c8c11298840d865062c0d53f4254897b67e6a69d4433b82a92d66ec995cecea484ac60c229b3d79cf5ae70d2b0834e8237bd1ea24aa8
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQ9H:Z8qPoBhz1aRxcSUDk

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 (3241) 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
2484	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	2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_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	2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5888
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2484

C:\Users\Admin\AppData\Local\Temp\2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-03-26_8049a6eeb0f42b2f0ee0ff7809e5be12_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1324

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
e285317dea7e0af9fc8b368ad8c7204c

SHA1
e207883e23fdb643464123b1fcd782ab6f2b979a

SHA256
2ea0bc4f0141bb5d9587345fa2fc16cd2e2f294f70b5e6cbedbc6642c87ad888

SHA512
5b2ff4df90def2936bb83e8af05d46fba73174c868ca0b0eb8d92b6a7419010ce0a4b62f36174decc73481b5d7373bc18eacf8d4861195cf83e1bdacd85ab32e

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