wannacry | cdbe88b81ec64ef096d799926f9be8e0d40d799f74c0bc37e98fc8d47433175e

Analysis

max time kernel
131s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2025, 21:09

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General

Target

2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Size

5.0MB
MD5

1636b95aef82a4eb0db89f5c2c0874e3
SHA1

31fc81676e26c128193dd4a5ed5b4199ae3b467b
SHA256

cdbe88b81ec64ef096d799926f9be8e0d40d799f74c0bc37e98fc8d47433175e
SHA512

ecea8ba53f7880ff03851c6b19f834821b7c30a8c27b5870db2b65d3fad98a08f9fb3f207a7f3cf792749746b3e8e9e089a066337ce908802a9facedacd63dcb
SSDEEP

98304:ZDqPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2HO:ZDqPe1Cxcxk3ZAEUadzR8yc4HO

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 (3113) 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
5608	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	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_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	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_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\UNCAsIntranet = "1"	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5932
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:5608

C:\Users\Admin\AppData\Local\Temp\2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-04-17_1636b95aef82a4eb0db89f5c2c0874e3_elex_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1416

Network

MITRE ATT&CK Enterprise v16

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
7f7ccaa16fb15eb1c7399d422f8363e8

SHA1
bd44d0ab543bf814d93b719c24e90d8dd7111234

SHA256
2584e1521065e45ec3c17767c065429038fc6291c091097ea8b22c8a502c41dd

SHA512
83e334b80de08903cfa9891a3fa349c1ece7e19f8e62b74a017512fa9a7989a0fd31929bf1fc13847bee04f2da3dacf6bc3f5ee58f0e4b9d495f4b9af12ed2b7

Download Submit
memory/1416-1-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/1416-6-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/5932-0-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download
memory/5932-5-0x0000000000400000-0x0000000000A70000-memory.dmp

Filesize
6.4MB

Download