wannacry | 37ac0657de134c81d1c647525904c00e85132948f938574bb412fe893f23612a

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
19-01-2025 16:12

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General

Target

2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Size

5.0MB
MD5

d57d0ffe8e2d67c5cf436908fcd90caf
SHA1

2e3d7863fd3ba9ce643f8419cc2c6761bc088e26
SHA256

37ac0657de134c81d1c647525904c00e85132948f938574bb412fe893f23612a
SHA512

b7f470217e7d17c161ce1ab17df0aeaa5c4b98b75a9ad2eaf3f0a45c307daab8abf72b5e4af644cfd027f82cfe14411bfdf97e9de631dbcd216394dc1dcaf895
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhiwd10lWUaIlf85haAj/K2:yDqPoBhz1aRxcSUDk36SAEdhEnfKhhr

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 (3219) 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
3652	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	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_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	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5032
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:3652

C:\Users\Admin\AppData\Local\Temp\2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-19_d57d0ffe8e2d67c5cf436908fcd90caf_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5020

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
609f9f0f5a0fd3252761ffbc73695450

SHA1
716c011381ce6c69d871b27222bf6acbb43f1079

SHA256
baa09e7a379df50514103b34640d1f39658ff2698dbef3f8fb7057d91d2fff1a

SHA512
195f2dda68f8dfab2bc9c6f225584350ef5869ac61438bcde18d067fea9f592cd179cc2810e51d71975c12767fe8c1bac038755042c28cf439dc3253b8486de3

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