wannacry | 3a29589c45e1b566ba28544c30fe294c8c3a99b5d1520968a255999447a1cd46

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
21-01-2025 05:45

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General

Target

2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe
Size

3.6MB
MD5

79085bfd14f43a4370f144aae7a69d87
SHA1

f3c784b92e8d6d6096ab2e641621ac30fbd1c085
SHA256

3a29589c45e1b566ba28544c30fe294c8c3a99b5d1520968a255999447a1cd46
SHA512

03aa35d20d3554fa5dea25349248bfe99bf2bbfcbb55073361a99fc46dab30bb8b7bf3a4b414fca369635ca75cf30e67e22c4e7e192372e5aec9e8968ea550fa
SSDEEP

98304:Z8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8xAVp2HI:Z8qPe1Cxcxk3ZAEUadzR8xc4HI

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 (3311) 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
2308	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	2025-01-21_79085bfd14f43a4370f144aae7a69d87_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	2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1952
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2308

C:\Users\Admin\AppData\Local\Temp\2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-21_79085bfd14f43a4370f144aae7a69d87_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:5092

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
2ee79f4bfc547680b35bba6fa3eb6460

SHA1
1eec36688d23ec4b1546188eb08790a6eb2d526e

SHA256
8470b705b70aa730ddaf5a9109ea7b566298b0c6251959585551c8ec77a66c5f

SHA512
0ba0d5918548dfdec5f083ef6b14eed7349c71b7f69afc1743a0e5ef80c43985eb123103dbf1c49cdce90141753cb6b8803a49ecc046b2e7612cdb9485cbc2bd

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