Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 12:24
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe
Resource
win10v2004-20240802-en
General
-
Target
2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe
-
Size
3.6MB
-
MD5
2a4bceb90f5cfe83da4e3344a31341f5
-
SHA1
1b9a9fa1cd2e95c3ac014df06f2392b8964daee4
-
SHA256
c7e7c351bb813ceaf6047a0f94c7cd0a69291e15ea324f0a9440c1cbf8abba9f
-
SHA512
e11c9475b237af52ca343f39117caffcaf6510f4f7ac2c49a03392c5881569084987e29ac8e6996acd2ec890089ceab82c7ed3bf1222f75e554ee440a1c7d5bc
-
SSDEEP
98304:XDqPoBhz1aRxcSUDk36SAEdhB3R8yAVp2HI:XDqPe1Cxcxk3ZAE1R8yc4HI
Malware Config
Signatures
-
Wannacry
WannaCry is a ransomware cryptoworm.
-
Contacts a large (3161) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
-
Executes dropped EXE 1 IoCs
pid Process 4496 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 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_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" 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3444 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:4496
-
-
C:\Users\Admin\AppData\Local\Temp\2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-09-17_2a4bceb90f5cfe83da4e3344a31341f5_wannacry.exe -m security1⤵
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2096
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.4MB
MD5a38c4da87ade9b891dbbf52035d57731
SHA1b5bd47555b2b14c0968a9c9c0899e1c5f6d57efa
SHA256469d7c863c384bf121b6001587a783f4cd9c57ecef2ed736d742172b604f5a2f
SHA51212e060d5e868d579e8193ba984456e700169926e4a5045f401477bdd06befff2ce2c176dad1e29ca28f33cf4e3dd1e96c0b31e146bb9508b8ece644589ac7366