wannacry | 7f8d8860507b15c026bed5d25b190578cf6c5ce4185bbc67322139d78b0e7fd3

General

Target

2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Size

3.6MB
MD5

8554307b7243d40481dfd50204c3896d
SHA1

ff217380fb7bea5632da14996df1bcccf199411a
SHA256

7f8d8860507b15c026bed5d25b190578cf6c5ce4185bbc67322139d78b0e7fd3
SHA512

901e5ce801ec816089cd32dda37aded4172d2999177e743d2121899c5501d98b40e4ee3c27627fff2710621a611e8c13aea84b98d9a92523674bf86e4d4b6009
SSDEEP

24576:XbLgdvu8kIqRYoAdNLKz6626M+vbOSSqTPVXmiHkQg6eX6SASk+K:XnTINRx+TSqTdX1HkQo6SAA

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 (3284) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Downloads MZ/PE file 2 IoCs

flow	pid	Process
936	1480	Process not Found
4598	2700	Process not Found

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	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3204	MicrosoftEdgeUpdate.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4916

C:\Users\Admin\AppData\Local\Temp\2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-15_8554307b7243d40481dfd50204c3896d_wannacry.exe -m security
1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3612

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMzNzEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDE5Mjc1MzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1Mzk1MzQ0NjgyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3204