wannacry | 11fa951ae514c85e11c04938be7b9b01eab37f5f82c22a1f28dd08bdb3a1f299

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
27-08-2024 14:05

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General

Target

c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Size

3.6MB
MD5

c523c46f8dca47427201578bf9bc2eea
SHA1

853c9884f28ce3f85dfbf442bd4ad6b116b44eac
SHA256

11fa951ae514c85e11c04938be7b9b01eab37f5f82c22a1f28dd08bdb3a1f299
SHA512

8545737c62b476498f72c0b8369cab4765b839ec1bb038dd5509d6c3be022d1c940082d12c77657c71712be84df0eaf893ecc0cc25225bef8916e539f702c67f
SSDEEP

49152:SnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:+DqPoBhz1aRxcSUDk36SA

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3131) 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
2416	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	c523c46f8dca47427201578bf9bc2eea_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	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4168
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2416

C:\Users\Admin\AppData\Local\Temp\c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\c523c46f8dca47427201578bf9bc2eea_JaffaCakes118.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4236

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
3233aced9279ef54267c479bba665b90

SHA1
0b2cc142386641901511269503cdf6f641fad305

SHA256
f60f8a6bcaf1384a0d6a76d3e88007a8604560b263d2b8aeee06fd74c9ee5b3b

SHA512
55f25c51ffb89d46f2a7d2ed9b67701e178bd68e74b71d757d5fa14bd9530a427104fc36116633033ead762ecf7960ab96429f5b0a085a701001c6832ba4555e

Download Submit
memory/4168-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/4168-4-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/4236-5-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download