wannacry | 594ec729408eab7d8df6ff271583713c3fdf4f8945119c2a905c6bb847e07bcd

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
15/10/2024, 15:13

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General

Target

2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe
Size

5.0MB
MD5

9ebf1d9ca2a3b935b642c1b15d1496b4
SHA1

f6d1e058e92fe3741ec174d7ef572cb7af58986c
SHA256

594ec729408eab7d8df6ff271583713c3fdf4f8945119c2a905c6bb847e07bcd
SHA512

e1ab538d50ad95bf9c35bc25d6c37020f62c76f535a745550ffc6bd24650ed8736557b84a6aebb68a1e3289972faf429c9cb329dfcebd07bbcf138dfc51d1b79
SSDEEP

24576:VbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqc+9kEmzKAxGqcCZ:VnjQqMSPbcBVQej/1IKQB

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3292) 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
3400	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	2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_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	2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:184
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3400

C:\Users\Admin\AppData\Local\Temp\2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-15_9ebf1d9ca2a3b935b642c1b15d1496b4_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3048

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
5b9b946ff68efdec98f3be57f92e427b

SHA1
8bf852917b57079a2caa87029848c6f2e84c51ec

SHA256
80a7bd6d9a7b5945f66478e9a5ff96a91a28c64336f5245e7f7fc2aeaa752b01

SHA512
4702c354f68048d32678452052718f401fa9a90e024ea54c337866faf22a92ecacba9c73dc8fb5dc4a8ae8e74be0c3ad44d06783f14bd4bb0c60554ba232f75c

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