wannacry | 94932326eb5d21e13dac1ead1be2d203ee34a24aac1644a0cf7468cb80d52d89

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
17-01-2025 13:18

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General

Target

2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe
Size

5.0MB
MD5

ef81701ccdc59dd94ad6b48ad46f62a0
SHA1

f92c12edd7669f9e23072f1f5cd5a2747e5a6341
SHA256

94932326eb5d21e13dac1ead1be2d203ee34a24aac1644a0cf7468cb80d52d89
SHA512

e1c4167e153458970a2751d33680f3fba5dd1411eb39c8a2e6c15d8fe91032c8d173c5ec8aa12970b6ef646a3e1f632325b7aecbfffa3f6f0e6f644fa2a64d4f
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJMpAH:Z8qPoBhz1aRxcSUDk36SAEdhvxWyH

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 (3140) 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
388	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	2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_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	2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4512
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:388

C:\Users\Admin\AppData\Local\Temp\2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-17_ef81701ccdc59dd94ad6b48ad46f62a0_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1104

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
a49732eb38252b2d7b4e03f2d4e817ca

SHA1
8a564504cab420d56a68ce63a77b90b19edd68cb

SHA256
f6cf0372e43b23516cd62d562491514757fa5e0974bfcead1837e66090ebb680

SHA512
5ae174c7e6744145fab28189dcf9253ed798f52525b52affa4a595cf5c0c39159e0eab4cb129d9dca9932c1c0513a57ffcc67996b77fa906e3008dfe73182b20

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