wannacry | 87b999f41b6503e280b7ab292737de2fb2cf0b35da1e02cbfafde20671690dad

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 10:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Size

5.0MB
MD5

fe5072ac417a83f57144ba1d495978dc
SHA1

f603a57fccd345ec07aaa222296215a0a89b5fb4
SHA256

87b999f41b6503e280b7ab292737de2fb2cf0b35da1e02cbfafde20671690dad
SHA512

47811d8cdc9114d6001c3793ac36ae91fd400584c4a7c34c0ee186fda136a7a891effa609a53c7d47cdff247f4c1bb77c3c881b6580737ab54b47b549a52d6a2
SSDEEP

49152:XnAQqMSPbcBVQej/1INfrHV7YoG/QCnV:XDqPoBhz1a1Yod8V

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3253) 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
2208	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	2024-09-25_fe5072ac417a83f57144ba1d495978dc_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	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4840
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2208

C:\Users\Admin\AppData\Local\Temp\2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-25_fe5072ac417a83f57144ba1d495978dc_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2924

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

Loading Replay Monitor...

Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
ab90881823d87e12a08623f1e399c87e

SHA1
1b5033e30054b889b904903f5cf65c1df7ee1ce5

SHA256
2a240614f3eb2d8b0024d67c6161301d1fbb21f529712c04346857c5afd49a99

SHA512
2fc410f29ae5a6fff150d290a46abfd7ea1f6c16167be8ebdfed309820185436e0bd3cf31bbdf3883fbf78e5cf0c505e9073eab9b4f1c462f9205e04f9ea1241

Download Submit