wannacry | 411cbaa51cba46eda2d035a6930aa8d10c336bbc0c3d01e636a4d70e1447f2df

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
15-06-2024 23:41

Target

b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
Size

3.6MB
MD5

b0b86b044efc26babcb94e5ecd54a208
SHA1

4c4eb9447cc51f96503df7f2a3cca534703d393a
SHA256

411cbaa51cba46eda2d035a6930aa8d10c336bbc0c3d01e636a4d70e1447f2df
SHA512

9bbf126eeb29a0beb3b53d142d03e6eb09cf4b3c2c77ba1159a3d84a2f191692e7bdb875d98c79acd6373790ac732b8b5c39a6cc8a9b33c48dfaa1476a51d8ea
SSDEEP

98304:XDqPoBhz1aRxcSUDk36SA/dhvxWa9P593R8yAVp2HI:XDqPe1Cxcxk3ZA/UadzR8yc4HI

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2695) 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

2040 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:

b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe

pid	process
2040	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:4156

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:2040

C:\Users\Admin\AppData\Local\Temp\b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\b0b86b044efc26babcb94e5ecd54a208_JaffaCakes118.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4552

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
2aa5344ca08d10e58696a63d96194d77

SHA1
d96664862be35b216ec15b7d9c92121f688586be

SHA256
10e1793bc3ffa85feeb4a8ba5239c40814446ae58d9fdeee5acee7d33eb55db4

SHA512
186a770e367a43390e7fac93f7d810b97a850655791652cbe83ab6adfbc550152dbd146a14af68bf43b55caf5aeca3dcea65b490272e029e8d04d3fbb4b78dc8

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