wannacry | acceb303155e19d4b04e7d24ac2b1c1d261cd02f9c7f444a3e93398b97c3a7f2

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
06/02/2025, 13:15

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General

Target

2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Size

5.0MB
MD5

ae59a125709a17c247c1437bd8aa10e7
SHA1

f6593ec0d6688b4bd725cb52198f4dbd9d000bac
SHA256

acceb303155e19d4b04e7d24ac2b1c1d261cd02f9c7f444a3e93398b97c3a7f2
SHA512

b475786885bd3e6640e1111796776357b0d82c5ae8bae0734ef817e2421fb1664b12ed4e58288d9ebb7143ee769505a07780ba601e82dbd7d3e6de9c9552088b
SSDEEP

24576:VbLgddQhfdmMSirYbcMNgef0BMgHFPmpJLSfTPyt5m/DDqCwP8avs:VnAQqMSPbcBVB7FNym7w30

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 (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
1196	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	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_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	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_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\AutoDetect = "0"	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2412
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:1196

C:\Users\Admin\AppData\Local\Temp\2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-06_ae59a125709a17c247c1437bd8aa10e7_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3132

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
0571888736cf52d04dfc822bce3ba4ac

SHA1
cee3f4193b5f13914dace8d8fe78e19596698e87

SHA256
f95e53a07e6c5e6e774687bbd8946ba1ff82b68434b34e6caf698d7c0ce99315

SHA512
aba93a37ce185af6b40d46e5b3e483feb6f7cff0ee4ca0f86c8f21316e58063ecbcfb1f6616bace0022e5c4a3f1fb13492528f351920c3fd0fc601b9332cfa23

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