wannacry | 7052200e313acee91bf663c8c59dd794f962935573da69a4c472373f1071ffa9

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-09-2024 04:46

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General

Target

2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe
Size

3.6MB
MD5

a7c2bf4a360d6aa8e4cefedff7fc3ad9
SHA1

0fef054bd876bbe37d88da52141400d27db68ba2
SHA256

7052200e313acee91bf663c8c59dd794f962935573da69a4c472373f1071ffa9
SHA512

bc85f5c65bc666f0c18d189c513dd0159b309f64ea6b1cd47ce65e8e839486f60da8557534b43fa9d160672f9e5a3d665373bb39bcbee1d967dc05f6c9af3763
SSDEEP

49152:XnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnv7Pf:X8qPoBhz1aRxcSUDk36SAEdhv7Pf

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3293) 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
4788	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	2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_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	2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:5008
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4788

C:\Users\Admin\AppData\Local\Temp\2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-21_a7c2bf4a360d6aa8e4cefedff7fc3ad9_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:4380

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
b636f1db0d43673fc53e7aed0fc32d9f

SHA1
dd7b0097715b717977a3b5e350c40232019e6729

SHA256
dc6b6d3ec9ae0e5bc7d44b55a322ef81fd6b15257f77de4d0f44acb671430a95

SHA512
51464a5c8fa9386db8a9f87f181b404b0bab4f615d6405dc9136ad358dec8639ab504e788de45a9b60a3582c8f1e019e4b37493bbfd89334aa5ff50c82dd0556

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