wannacry | af785e7686386ce450e0df90d8d38bd86ca65f2c0d98f97ba701312a3b9287fd

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-09-2024 16:07

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General

Target

2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe
Size

5.0MB
MD5

86ce5dabdcbc63000bf4532b43ee90e1
SHA1

56f8e864fc552fc7a550acd9d928ba56bcaeec4e
SHA256

af785e7686386ce450e0df90d8d38bd86ca65f2c0d98f97ba701312a3b9287fd
SHA512

b8bf7776693852b8dc7e0790cb6127c1207da5485e7889946bb47476910da23b3e7c21748c137161e13cf4cbd4006b9710f0499a74350adc25a3200c1ded466e
SSDEEP

49152:2njQqMSPbcBVQej/1INRx+TSqTdX1HkQYAMEcaEau3R8yAFHAD:y8qPoBhz1aRxcSUDkn593R8yA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3172) 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
1416	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	2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.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	2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2152
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1416

C:\Users\Admin\AppData\Local\Temp\2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024093086ce5dabdcbc63000bf4532b43ee90e1wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:4848

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
e2a2138a1b3a86f2709abb37791ce846

SHA1
9985c8a25c9036ecf3a003c160a4c456d7f387ca

SHA256
f9d6691d392786b9c1e8837591daaf088ad15d09703042813c3ec05658d8f42b

SHA512
b841be76136f17d392bd7447961ffd3bfbc114e1f073b38d5207032ffa9e77fd0d7654ee5532e6c71cab6bb4cbae3bf22b533387a13df58004ac1cadb65a21dc

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