wannacry | 6697db10d79a9d5e1a68c525c43af9d455dc3d0fc8b67e29668395c25b53aec1

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 00:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Size

3.6MB
MD5

99faa6d726ad379c5caae924b368ffa3
SHA1

a51eae2019167d54dc6a9bc50670b45fe2205a19
SHA256

6697db10d79a9d5e1a68c525c43af9d455dc3d0fc8b67e29668395c25b53aec1
SHA512

532f28f794a64ae0ead2de2a71f3483a161959f2df3c9d9f5aa756383571cd24f093b61cc978e1d54d15072b0021320c63aef4149c351d7f0e6a134bef42c3b1
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R:XDqPe1Cxcxk3ZAEUadzR

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 (3132) 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
4820	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	2025-01-09_99faa6d726ad379c5caae924b368ffa3_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	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4616
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4820

C:\Users\Admin\AppData\Local\Temp\2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-09_99faa6d726ad379c5caae924b368ffa3_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2376

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
8be9888bfc3f6e70fba113eb7bfe7dca

SHA1
9814137c6b36e45172245a547b7324b88d5d867a

SHA256
ebdaf5cd5a95bc76397fcf99957ebfb42290817a730a827c4cd7d05555fceeed

SHA512
28616b09ad36561069d558f29b608a57ae416312f5fbc85eecd8e8366a6edf972b90f29d137029a39242173f3d5b2ce67396761922603ebdb48ab067d507b998

Download Submit