wannacry | 1170d37ec5100971fd0fca051d4bfb18544ae178f0e7b0ef47ef88b2e0fc4ddf

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
09-01-2025 20:57

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General

Target

2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Size

3.6MB
MD5

b284623d052f5b3972c1038c52b9ccd1
SHA1

ae103c4f9bfcbbd5c552cb5b4b54c80c16576fe3
SHA256

1170d37ec5100971fd0fca051d4bfb18544ae178f0e7b0ef47ef88b2e0fc4ddf
SHA512

96ac6f0fbe07a09935c8ba4db0c332bb4707e48fa81486287ced2f2513b0161dd932769044d7cac2794d04aa8e816dd60a950e0fd16c42f6a8b3a289983026e2
SSDEEP

98304:yDqPoBhz1aRxcSUDkC6SAEdhvxWa9P593R8yAVp2HI:yDqPe1CxcxkCZAEUadzR8yc4HI

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 (3069) 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
2196	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_b284623d052f5b3972c1038c52b9ccd1_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_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_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"	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3144
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2196

C:\Users\Admin\AppData\Local\Temp\2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-09_b284623d052f5b3972c1038c52b9ccd1_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:964

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
0468ba458c429bf82bd4e04dbec6a88e

SHA1
c81d14ad692feac024102b2fc9a0c79306caf1bb

SHA256
44a66517019a809a187ae8ed81709d071894146e9979d8f391c495febdbe93f2

SHA512
682f14cdfd0902a94603a2b2ee4b670dcdd1f79480809a1cb5b5a82cfd743622940c245288018ba212fb6e0fbfcec3dcbf9289fd8acd8b948c6b545e43c57f3b

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