wannacry | 062130ef0dd4cb566b070d3ef7d64d0fcbd6aaad4c6c08e36cafc252f40c039e

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 00:28

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General

Target

2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Size

3.6MB
MD5

ed12f1022ff3ed1092f1717f513f2615
SHA1

7e9a7b07eac419952dfdd1e3d405f3cf756369ae
SHA256

062130ef0dd4cb566b070d3ef7d64d0fcbd6aaad4c6c08e36cafc252f40c039e
SHA512

e0199e3552a17d2713562eb3ca17eb1cd3a96e81f725b6f38f8c930b89c1ac2c519c4f099308fed710598c9e935afbe20ad7ce683a1f1ea57a723997131d86f8
SSDEEP

98304:czqPoBhz1aRxcSUDk36SAEdhvxWa9P5936I:czqPe1Cxcxk3ZAEUadz6I

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3213) 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
4488	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	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_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	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_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"	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3420
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4488

C:\Users\Admin\AppData\Local\Temp\2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-10_ed12f1022ff3ed1092f1717f513f2615_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1860

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
cfd5319e719f2f377a07840259f281d7

SHA1
4a6c158a5e14b8e8889ebed27ad98b9a19a98f75

SHA256
b0d369311c12da2823ecaa186b792eb795c39638d8bd2f2cc21d6b156672793e

SHA512
799b8a3b2f95bf0a8650e1edb5d527f2d612d86ab3780c71e99d0572958d582cab7c6383ea270028f6962d17acb1a815289303c5a11057a1028de235e43208b1

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