wannacry | 11a2d65e0b956632ad073043a7a2faaad9560864cab8073d7c83439bd731abd3

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
25/03/2025, 13:44

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General

Target

2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Size

3.6MB
MD5

e52c93655189f3eb78c95d84990cf1de
SHA1

0574233abad8b6b245e58bba852f1b69419e5812
SHA256

11a2d65e0b956632ad073043a7a2faaad9560864cab8073d7c83439bd731abd3
SHA512

70e7258786ee5b992a9827462734c3e1b6dd6a1cbd94a3d486e76c6e70a9cad3e47fd850afaafab873eb0dd39b1b66620df37e9faec87e4abcbf0309001a5ce9
SSDEEP

49152:XnAQqMSPbcBVQej/1INRx+TSqTdX1HkQYAARdhnv3AMEcaEau3mAHI:XDqPoBhz1aRxcSUDkVAEdhv3593vHI

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 (3229) 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
6008	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	2025-03-25_e52c93655189f3eb78c95d84990cf1de_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	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2700
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:6008

C:\Users\Admin\AppData\Local\Temp\2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-03-25_e52c93655189f3eb78c95d84990cf1de_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5236

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
d55402285af3a6c473a1cc93ff06c5d6

SHA1
8737cf777a899ca5cdc403d6685c84dcd0fe017f

SHA256
01403fa620ef8b97455640eb8a71a9f31a666148ef51e10d2b1b1cf13f0f0497

SHA512
81b153363d85e2e9b0ac50628e676317168d12a74f79aeef76f31096dab3d9101a6fa79bad63336335713209ad7ae4a8c52f83323528e49804baa1e602d8864b

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