wannacry | 84cc19dd26f78c4df8f8de58c8fe5ba2a49e0b02e90cddb34e297e6e707f38b4

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 02:25

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General

Target

2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Size

3.6MB
MD5

7514c884537d93f5ec87d47a96d6b457
SHA1

c673811cf1887936a09fdfb63c410bfeecb0fc4b
SHA256

84cc19dd26f78c4df8f8de58c8fe5ba2a49e0b02e90cddb34e297e6e707f38b4
SHA512

bb3469a30bb1ef8646ce1c6b2d7311a957ec1899c3ab9970f46c79a0404484a7ce84b7d7cee29ef8c11533241ed199b248693a65544ebbda96affc6edae6e5fc
SSDEEP

98304:aDqPoBhz1aRxcSUDk36SAEdhvxWa9P59Uc/:aDqPe1Cxcxk3ZAEUadv

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 (3284) 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
4396	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	2025-01-09_7514c884537d93f5ec87d47a96d6b457_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	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-09_7514c884537d93f5ec87d47a96d6b457_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\ProxyBypass = "1"	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1396
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4396

C:\Users\Admin\AppData\Local\Temp\2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-09_7514c884537d93f5ec87d47a96d6b457_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:704

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

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
6890be0e55ce27ef3f294886a9d3ee71

SHA1
eb7bea48135894c6161fb020020cf5acdec7cf38

SHA256
07669682b930be035bb92ba6d13daf237575bd4405184082152b0f1dda86d06c

SHA512
ff709cecf7313522065e3d20d11437c2ca2781219750d84ce4fd4dd48bcb5cfdaae017fb31e8a5320cfbc930947ccdfd2ec2012bc0fdf89056555150e7a52d8c

Download Submit
memory/704-5-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download
memory/1396-0-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download
memory/1396-4-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download