wannacry | 87cb06894be2042920918913cac4b6099eb0f0397dd6939cfde1cb2a7411959e

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-10-2024 09:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Size

3.6MB
MD5

36113a8c97fc01c2a487c95c7983d11e
SHA1

59893cd61bba356391e11457c6d1727f9566947c
SHA256

87cb06894be2042920918913cac4b6099eb0f0397dd6939cfde1cb2a7411959e
SHA512

0a37e33b354aa84d5abae40f0fb6273117d26275b3578a50da899c62dcc1073a42b1b3e56dd933523436837bd6a0d45cc852d6ebf7a9724680df1d0f97db3f5c
SSDEEP

98304:XDqPoBhz1aRESUDk36SSxWa9P+33AVp2HI:XDqPe1CExk3ZFadQ3c4HI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3141) 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
1644	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	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_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	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1476
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1644

C:\Users\Admin\AppData\Local\Temp\2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-13_36113a8c97fc01c2a487c95c7983d11e_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1856

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
99cab4e4ece2c5e875595864e1f9f9db

SHA1
0c8d1902ed7d5165b1e3e34bcd5f3acaa4cecc18

SHA256
28a68a0ab5e3e13689860d748dd67cdcf553fb326c02952e9784462e3067a99f

SHA512
10e2d47898e691a6d60f1ad3d791265ef959a7245305d9a732c9150ce10bc01c01be17f9321a9b08ab7416cabdb76bde5240b6ac578ef3fbc779a696fa6b1d02

Download Submit