wannacry | f34e284c982f60ebaa061d307769d0c74527a15413d3473ad1c965378627111e

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22/07/2024, 14:43

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General

Target

2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
Size

5.0MB
MD5

2785fea5421d580fe9f1179a6524d664
SHA1

a1d11e9d6246c5198a4d22e9b029bbf716c274b1
SHA256

f34e284c982f60ebaa061d307769d0c74527a15413d3473ad1c965378627111e
SHA512

9212c414814aacd98534d52627dd0b972e567c438f63229f389b882440ea9a185b024cac082c990dbed41ca930f4282a0c95cab93c887fd6b6d8d6b464799639
SSDEEP

98304:XDqPoBhz1axxcSUDk36SAEdhvxWa9P593R8:XDqPe1axcxk3ZAEUadzR8

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3361) 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
3204	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	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:960
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3204

C:\Users\Admin\AppData\Local\Temp\2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-22_2785fea5421d580fe9f1179a6524d664_wannacry.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
75828a6a004f46531f820c3ce74f2756

SHA1
652cf36361f2e53adfd4c3db6ab1802da3bfebb6

SHA256
fb17fc3f4dd80e493b8c18fb646779416ac21b0ab85e03009c1c452134ad28f5

SHA512
5c11e2f3f8dc65c9ac7bd563b19f70941b371a855c0394c8c04cc9640ec88bbb52081aa59be3fc280666e500b2d9846f4a58db90ab285b36475b5841207263f1

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