wannacry | 3cc9b4a63d2644df14a50ce7376c68f7c95d553d05172903697bbf2fd17fd810

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 12:40

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General

Target

2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe
Size

5.0MB
MD5

51971155acfba85fe6cdcf78960b44ce
SHA1

1da9c040fb7c2836afa6d9f3b7a921f9213adc49
SHA256

3cc9b4a63d2644df14a50ce7376c68f7c95d553d05172903697bbf2fd17fd810
SHA512

76342c0503f63f5fac8ce3a006eeb7b03ff721bdc4455fa6812aab555f5bd0a19e3af6ce8ef2370ee7342ee06379a11e06aedc60b16c9a580a7b6178d38aa3a4
SSDEEP

98304:T8qPoBhz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:T8qPe1Cxcxk3ZAEUadzR8yc4H

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3212) 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

Processes:

tasksche.exe

pid process

3468 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

Processes:

2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe

pid	process
3468	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-08-01_51971155acfba85fe6cdcf78960b44ce_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

Processes:

2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2288

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3468

C:\Users\Admin\AppData\Local\Temp\2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-08-01_51971155acfba85fe6cdcf78960b44ce_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3784

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
7f7ccaa16fb15eb1c7399d422f8363e8

SHA1
bd44d0ab543bf814d93b719c24e90d8dd7111234

SHA256
2584e1521065e45ec3c17767c065429038fc6291c091097ea8b22c8a502c41dd

SHA512
83e334b80de08903cfa9891a3fa349c1ece7e19f8e62b74a017512fa9a7989a0fd31929bf1fc13847bee04f2da3dacf6bc3f5ee58f0e4b9d495f4b9af12ed2b7

Download Submit
memory/2288-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2288-5-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/3784-2-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download