wannacry | 28cf5f04c1eae22ddf3e2c66800e48c16137508f674e74a89106b101ef03279e

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2024 11:55

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General

Target

2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe
Size

5.0MB
MD5

4fb2055ea7d90b7549d7f6719d34883c
SHA1

ff354e43623d7746951948bad2270dd26f4afdc9
SHA256

28cf5f04c1eae22ddf3e2c66800e48c16137508f674e74a89106b101ef03279e
SHA512

06b413d204af3996b00fbabb389f48ee4d0cbf3f10ec498769e6aa09a9dde3725324675e15e30ba8d47138c1aec8867cfa382382ca09888ee27bd684a9514af0
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9:Z8qPoBhz1aRxcSUDk36SAEdhvxWa9

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3387) 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

3248 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:

2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe

pid	process
3248	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:2264

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3248

C:\Users\Admin\AppData\Local\Temp\2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-07-09_4fb2055ea7d90b7549d7f6719d34883c_wannacry.exe -m security
1⤵
PID:1992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
b4af9fbefc20a243b19e2ea8e5a6a400

SHA1
a1d8bc7470fb139882ad47b519a20495e93b689c

SHA256
4d46ba3e9b9fcacd24b2903e4e14e83920ff0c970120c5a5e5fc93df0cb83e4c

SHA512
2847139807144a6403d057c2aa4a8eff7f066bdea8272720528c5c13e8c2360b3c039dd81c440028c9e25a0c55e1a6b388c025d2f7934ec9c3b59c6c5527f27c

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