wannacry | 82567a15273d00d26401659c9ff67c35d92fbf240a29dbe1fa81282513b5984c

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 10:04

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General

Target

2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe
Size

5.0MB
MD5

e847cc731642bd05851ae95b99b06ae7
SHA1

b08fd175cfd446f8525ddce8a0e8357a36d91199
SHA256

82567a15273d00d26401659c9ff67c35d92fbf240a29dbe1fa81282513b5984c
SHA512

ef1bf26e9b551f1218ac42765a3af228865088917e5cef2eb7aa40db7c58bbbbf92a9dcc6cf9281b8190ad61090392d79beac1f7ba2a55cd04871de5850192e0
SSDEEP

49152:VnjQqRx+TSqTdX1HkQo6SAARdhOvBAMEcaEau3R8:Z8qRxcSUDk36SAEdhGB593R8

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3354) 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
2504	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	2024-09-25_e847cc731642bd05851ae95b99b06ae7_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	2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4452
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2504

C:\Users\Admin\AppData\Local\Temp\2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-25_e847cc731642bd05851ae95b99b06ae7_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3376

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
0380076a631dfeb8f3d88a4cc21c43c2

SHA1
f0224a3482da958291fd341460d3dc8a19ec3a9b

SHA256
29c0ec70b11d3e45d384c352b31a3f69033619f331b6e5e183c9a83336893ded

SHA512
eb1e37964cac93c450890610789dd864072c089f5c8d36c9ae8d022f7fd6d9f1b8f2f0ececbbb68140ce5400ac22bb90669cdadd687c5de4485c2c3be1b83cd6

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