wannacry | e4d4785dc56c7d6c06c41d05ee240b3dda4e374674f3846faba95b945600f732

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
12-10-2024 03:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Size

3.6MB
MD5

3919290de39a60c322117b85694079f3
SHA1

de79d45ab7fc158101bb3ad343946c58144986be
SHA256

e4d4785dc56c7d6c06c41d05ee240b3dda4e374674f3846faba95b945600f732
SHA512

da0c27257d4e9b6b93a25621cb9f4cda393c334bce22efc1483d1344d29526c7207ce5e8056ae605353637655c9dd5ffc4aed8648f1ba3ff04831beb257b3662
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2Fbx:XDqPe1Cxcxk3ZAEUadzR8yc4Fbx

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3357) 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
2320	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	2024-10-12_3919290de39a60c322117b85694079f3_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	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4260
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2320

C:\Users\Admin\AppData\Local\Temp\2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_3919290de39a60c322117b85694079f3_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1116

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

Loading Replay Monitor...

Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
334d3375be9312f18aba9833663bf99e

SHA1
a85e30a1bb44242a106f442e43feba506e556aca

SHA256
730bfe4cc3977cdcd7edb076fb603200859fa8454b7c54ba58bac4f18a2da559

SHA512
da12a4230897e7b5d9006b4252eec8e9ba5927bc0aa4e85be3dcfe937438fabcc2e25b2e5ee4b4a2ef451f6332950b53f79b85435e8b32643b17fed6c54e059f

Download Submit