wannacry | 3f7a37bec495ec0ff56e8a300100e0dfb7d923ea8240e107051ee66c5ce99bc9

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
28-11-2024 11:58

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General

Target

2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe
Size

5.0MB
MD5

51fce01500e60b6eefb1b9666426d0c7
SHA1

9549c349b33546816660eb848d1c8bfb817eaa1f
SHA256

3f7a37bec495ec0ff56e8a300100e0dfb7d923ea8240e107051ee66c5ce99bc9
SHA512

6486217d6061bf3e28676e6ac55bbe18d00eb5fe8ccc8d77ade3b961604bf5fad5ee9281752885195e1acecf236ceeee9bff03d0d03e3971adb5849879d51920
SSDEEP

24576:VbLgdeQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626M+vbOSSqT:VnjQqMSPbcBVQej/1INRx+TSqT

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 (3334) 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
2952	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	2024-11-28_51fce01500e60b6eefb1b9666426d0c7_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	2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4576
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2952

C:\Users\Admin\AppData\Local\Temp\2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-28_51fce01500e60b6eefb1b9666426d0c7_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:1640

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
53da55804af9708375486e1d6288c191

SHA1
9b56a4d9957e0d78a178afc7a4ad5f1d073a107b

SHA256
64b067f1413261980f335208e4b472a569cffc7a9295fac84d6748e44042f657

SHA512
b1b6520893cd1c9c05f3609f7e44348912c1ea000b38a83c1433a7fca99496ff2c88eda47dd73b4e4fe6a4bfcdd27d87f156185267f694cfdf9a4a92a93dcc3a

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