wannacry | dc4c2916487c6ea6f057535f5a2ed16e36106694c8c17d2e70f1eaaeeb6e995b

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2025 17:53

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General

Target

2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Size

5.0MB
MD5

ebe613da13b17d64516bb6c4cc57ab29
SHA1

efd440e69f1edad195b406122677da20481fc0cc
SHA256

dc4c2916487c6ea6f057535f5a2ed16e36106694c8c17d2e70f1eaaeeb6e995b
SHA512

64e6de99f19cea0b8bfe936f197657896fae08a8b5856574bf6a4be434d780ea3cb68385c352e90f692d83d82405a0b2ce805049760d316a9fe34bb419f823be
SSDEEP

49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA7rz4or:yDqPoBhz1aRxcSUDk36SAerdr

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 (3108) 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
868	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	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_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	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3004
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:868

C:\Users\Admin\AppData\Local\Temp\2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-01_ebe613da13b17d64516bb6c4cc57ab29_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4076

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
23dfea040171643faf118130c9f66514

SHA1
e47d77b74114b0427b6a674a357b9df6a9afe231

SHA256
262a2c43808c6a08057b7e70ebe3d6665691b4873f98609205655cf3a08c64d6

SHA512
4dd0ffd23272f713f0d461dcb577c8a3d184b93d14f9a5612d0a5e55c1eb32ccf9e63831c61e8ad63ac1e092d3223114a11f797c10bac97d75ed40cf7f7bde68

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