wannacry | 94a640ef67086996fbd8a8e84b68c73f1526a6623bfea5e3bcd2f840d430edd0

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2024 04:57

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General

Target

e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Size

3.6MB
MD5

e1be6575b4b3955f5ef096e20ff7480e
SHA1

6bc8685029f24675395dc2bd4c52bf9a256a352a
SHA256

94a640ef67086996fbd8a8e84b68c73f1526a6623bfea5e3bcd2f840d430edd0
SHA512

a2db4e63417af17d8f260dab29773ea5aa5a99a80b6ad56fd4e334e6e76ab1a80125ba242a0c60bf02242c8c56222b2164e9772ba73e4a0d8c1026102b0eb93a
SSDEEP

24576:XbLgddQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626M+vbOSSqTPVXmiH:XnAQqMSPbcBVQej/1INRx+TSqTdX1H

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3355) 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
1068	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	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.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	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3600
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1068

C:\Users\Admin\AppData\Local\Temp\e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\e1be6575b4b3955f5ef096e20ff7480e_JaffaCakes118.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1060

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

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
822d926c4d02cf2e145c6c101408e86f

SHA1
2f0165bedbcd9ccff74b9c306872c03a701a6328

SHA256
1d3851bcad35a9fb4a5efdd1af3bf62ceafd22cc1a1b9df6118a78cd238c07ad

SHA512
d91e1c4d9aea2c089fff749d216ae7c2d7160302edb957c3897ba67dabf48e88ad0752281dc7899b97dacdbb3efd5346956f14fb7a79322def061d9f9ca7fa97

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