Analysis
-
max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 06:29
Static task
static1
Behavioral task
behavioral1
Sample
20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe
Resource
win10v2004-20240802-en
General
-
Target
20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe
-
Size
3.6MB
-
MD5
777c422afeed685b427fbcbb6c7b22d5
-
SHA1
1a5e1a2c5e0f1a4b8bffebcccd977bbe38b0e8d8
-
SHA256
da4e4351bad4ab16c4774c29c22e37167f6458c547d2c681c9c88dd4b147bd22
-
SHA512
bb1d7cf9a09f437f48b67a86b84329a9c89285a98fb771b589ee236a217deeec84d810bdcf81c5e1ac44ea82c8d75f5071e301422a41e01e3775d03230f94e0f
-
SSDEEP
49152:XnAQA0y4YnEEeZezw2uvgyd7+KnT2becwT6DGMIBHuLZyLUcRhRt/IbmwW6LC:XDA0yKi9ywKSbevWSdOLZSPebdWOC
Malware Config
Signatures
-
Wannacry
WannaCry is a ransomware cryptoworm.
-
Contacts a large (3330) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Executes dropped EXE 1 IoCs
pid Process 1164 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe"C:\Users\Admin\AppData\Local\Temp\20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:32 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:1164
-
-
C:\Users\Admin\AppData\Local\Temp\20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exeC:\Users\Admin\AppData\Local\Temp\20240916777c422afeed685b427fbcbb6c7b22d5wannacry.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1524
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.4MB
MD5e81d366634fe11f8b8a3ff71f4901009
SHA10a8c76ba24c779d89f3fa41333cd888077869061
SHA25683aa98e525e348eae32c7901d349c8258a4704e4b32699ec6d545a781551d6f4
SHA512938b951f67413b3c595f45d778e5a94c95c833aba769a2fb4b31fcdc5f35bd9aa1d7068bd5338555ca10695911c23e0c79f0e6c367184cea70b59f10be5d81e9