wannacry | e5c6a5d9bd96dee5572e60722cab78599c200cb59c905a936996d2516964231c

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
15-12-2024 12:00

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General

Target

2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe
Size

5.0MB
MD5

c55c3bda7bc1be8054dfa970bd0c2bba
SHA1

d011c9953b07710db9157adab56fa392aa8820e7
SHA256

e5c6a5d9bd96dee5572e60722cab78599c200cb59c905a936996d2516964231c
SHA512

0e03f4802410cb22eef9183eee4f6635b8d5eea0c0eda6a452afbe8944122efa63d20ef961d8b1328e165bb17dc5bfd665399c76c9f27e33a2b92f3018810cf5
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:Z8qPoBhz1aRxcSUDk36SA

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 (3315) 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
1508	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	2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_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	2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4196
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1508

C:\Users\Admin\AppData\Local\Temp\2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-15_c55c3bda7bc1be8054dfa970bd0c2bba_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3488

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
e30d4cb5443f046d738be899fcefda30

SHA1
9f2cadfcd146a3d16f0e7cb85640d7544ef91ee3

SHA256
e3ebbfc793ada54f2f2fe17b0dae66ef8e0e66b8061f03ae4598d6e54e254a4b

SHA512
748e300adbf6a6ccb8136b02fbc0cf9133314b8cea723a00eb4d68478560768b5300c6021e401ada300921d1a70ed2319149563ac2a78814f1346fb07b4ef16a

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