wannacry | 9a2800c87c794034a3e7f4b3938e10045be4a88df6ba82889384d4af65717959

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2024 11:25

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General

Target

2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe
Size

5.0MB
MD5

f160a8479f871eee20363f6b4b5ed0a0
SHA1

69b828d2f5375166645b39ac86eb55ebfb8a2982
SHA256

9a2800c87c794034a3e7f4b3938e10045be4a88df6ba82889384d4af65717959
SHA512

6d7b75eaa5b80452f8d3d65a82ffe839401d53b9acb9345dad5f586fa40050d9a9021144a011ef5ba6cb5b0cc6b6b35fe2721fa01403c16be0474440fd3ff646
SSDEEP

49152:VnjQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEcaEa:Z8qPoBhz1aRxcSUDk36SAEdhvxWa9P5

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 (3329) 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
2300	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	2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_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	2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1168
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2300

C:\Users\Admin\AppData\Local\Temp\2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-12_f160a8479f871eee20363f6b4b5ed0a0_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:4740

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
92dab21978d4779b6081464d78851e39

SHA1
a84b00b8a79ebde692d8470a81f310f15548c22b

SHA256
59d1db147d5fa0e6989eeff9ae60927a4732bd0f20bc08c15b1f0a94f7c76f31

SHA512
2615cf1351810da99cebf4fcfbbc848d9d09f38895287cd13d23edd814ef83a37bf07e556396ceb2f06b13d0a75c5a6505e9ee30556ac134f7d0f0f42618a430

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