wannacry | 52c057d7950d9b095520414c9b31a06f755f7f77e39c564e9f4b656f6441bd59

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 11:24

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General

Target

2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Size

5.0MB
MD5

1c20185153bb753c54195a19857aebe2
SHA1

d1181f6e237cba8806012bca535f6dc21b8f9ee4
SHA256

52c057d7950d9b095520414c9b31a06f755f7f77e39c564e9f4b656f6441bd59
SHA512

9f5a3313047c9600050c7197299e8308210ef8db1641ea026811f1c76b04cb88cdb78b474ea4035730150e0519fde80dd4f924e149cb737a0300c98d7843a9f9
SSDEEP

49152:HnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:HDqPoBhz1aRxcSUDk36SAEdhv

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3153) 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
3780	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	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.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	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3128
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3780

C:\Users\Admin\AppData\Local\Temp\2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-10_1c20185153bb753c54195a19857aebe2_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4176

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
ba8922fceaeed80297c3c391c8844b70

SHA1
2ef2a451fbcd42a938ae3d7bfad93dbc8ebe144f

SHA256
e3825cad783a302902576ca4cfae9fdfc8640a012876402c89e7dd22475cda91

SHA512
faee2d00623ab8a0db455a4b26074faed6da189220630f5260c331ed3d7f633f4cb253efaae25101c64ca836bea92b2de9e8c18614da483d4614b2e176d159bb

Download Submit
memory/3128-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/3128-4-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/4176-5-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download