wannacry | 232096e2be0f4a1975c8f0c7ae25965a53bec7f6e3e9930b4de7c0b30ef47b1d

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
12/10/2024, 03:47

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General

Target
2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Size 3.6MB
Sample241012-eb8axswcqq
SHA256 232096e2be0f4a1975c8f0c7ae25965a53bec7f6e3e9930b4de7c0b30ef47b1d
MD5 529a90fefaf879ab2cc212a5a2b6ca3a
SHA1 85d08e6dcbe6912a0cbe583e5baabec51c95fd07
SHA512 35a60e82c09defeb66e7a78fb838a3bfb36b3196e8e9d74fa5cad314e0178f357d21db29fc13ef639bf747e480b66c6f443f50ff0ed8662de5e4a7df691e0c11
SSDEEP 49152:2nAQqMSPbcBVW/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9BVvI:yDqPoBg1aRxcSUDk36SAEdhvxWa9U
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3256) 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
4724	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	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_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	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2792
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:4724

C:\Users\Admin\AppData\Local\Temp\2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_529a90fefaf879ab2cc212a5a2b6ca3a_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4116

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

tasksche.exe

Path C:\Windows\tasksche.exe
Size 3.4MB
SHA256 a5bf53b9a0ea2a7c5a8a8092ebc0f85322172db1db2fe8c4dfa168fa31f53525
MD5 ba9f0e1926f18b66a28e600104558090
SHA1 2d9c6cc7bb3fcb5e80b6b913e4646764aa86cc55
SHA512 278de58d63b4086db602abbf3198973deb598acc58eceac9788354583d13f3d7d13585734ef8c477b2089e5ce94747affe2301aad7c670b783820acea98675f1
SSDEEP 49152:nQqMSPbcBVW/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9BVvm:QqPoBg1aRxcSUDk36SAEdhvxWa9S
MD5 SHA1 SHA512 SSDEEP

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