wannacry | 9203e0cd8e53baff4976b46bafd13dd88d560e2c453b5d7366c562b053441b4b

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2025 15:47

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General

Target

2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe
Size

5.0MB
MD5

2efc44eee0a368331d7fc98f3d4289c7
SHA1

25201cd4acdbb9d37e431624601baece162c7c3e
SHA256

9203e0cd8e53baff4976b46bafd13dd88d560e2c453b5d7366c562b053441b4b
SHA512

a172b268ab0ea066c61f863d92db71aca5a7e2233d014c193350a6732d34159e23aae7821910476002458331e9c990bf2e89f6fd81019d49b87769c29be24daa
SSDEEP

6144:GE9l9yNqIYVTH5DgSg8ajldktM0XXrs2QhMV9qbBLIwYQuy8DLq1eNVDvMrHC+Vi:GwbLgPluxQhMbaIMu7L5NVErCA4z

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 (3352) 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
5072	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	2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_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	2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3604
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:5072

C:\Users\Admin\AppData\Local\Temp\2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-03_2efc44eee0a368331d7fc98f3d4289c7_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
PID:3572

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
c2731bf203ef3fdecbede8359c9d22a5

SHA1
6e042273ab4b1b4ac1bb55bf3b0309f947cfb853

SHA256
ee9af73803af89c52235382669e3c2b7ba87057ae4345b03a6049a8eddf431f2

SHA512
e1236d6a9bf6f64ac6de2eea3ad5603aaaa324295f0e95b2100303551dd947063d135ab9fcb2113903f2cec6c82d8e52606f85e64c6404cee5181f8016c41586

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