wannacry | e6a139f3aadb8ca03bab8502a216489f6571b033a90cd975669fb58ed9b349e9

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14-06-2024 06:30

Target

a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
Size

3.6MB
MD5

a8560220ab72fd6b040ce0d2a0894acd
SHA1

42cf562a4a05d7f4f2dae6c567886c16f78452ac
SHA256

e6a139f3aadb8ca03bab8502a216489f6571b033a90cd975669fb58ed9b349e9
SHA512

2c20393d1f94cf404505db9e8ffd5ed36e4c1a8eb41a54adfbe2465f99f3dc62bdd99453a4477cf1db3a1ced555439ba3db335c2447741358726d1bc369df619
SSDEEP

49152:XnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H:XDqPoBhz1aRxcSUDk36SAEdhvxWa

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2700) 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

Processes:

tasksche.exe

pid process

4384 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

Processes:

a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe

pid	process
4384	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:1892

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:4384

C:\Users\Admin\AppData\Local\Temp\a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\a8560220ab72fd6b040ce0d2a0894acd_JaffaCakes118.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4764

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
ede7c366d27a8e4849d67313dffae521

SHA1
2940d5f6fb3275d947acf6c63674ec60f75ad3a0

SHA256
28fdcfb1e0408c112e1cce460cb1d8816184574e3e0df0d8ac35cb8f9420a13c

SHA512
3e9a2e060134fb9f71dc8b843bbee64c770f5cbe358bffab3e1c76dc68902048c46e3553f9de031746d68c92c5c854470c6b833e124eca45b31dd11f7b0776ef

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