wannacry | 078676ef4ddababb68d479c70d987caf7b8612d72200f771086d4f77b24087a8

Analysis

max time kernel
120s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-08-2024 06:43

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General

Target

71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Size

5.0MB
MD5

71d61fe1bdd044f6ab905b8c2b8aa080
SHA1

8f145916b2b172895fbebf21c44967b781126c9b
SHA256

078676ef4ddababb68d479c70d987caf7b8612d72200f771086d4f77b24087a8
SHA512

e84f7d82ae700be5fbd46f899b70eb413ab4e886fea6205844d053a28ff7a89d81e55ca6011a0997da374a2abb0aa7b92b57251537f084086ab97c1cab91258a
SSDEEP

12288:GQbLgmluCtgQbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+:tbLgurgDdmMSirYbcMNgef0

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (1860) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	71d61fe1bdd044f6ab905b8c2b8aa080N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	71d61fe1bdd044f6ab905b8c2b8aa080N.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	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71d61fe1bdd044f6ab905b8c2b8aa080N.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	71d61fe1bdd044f6ab905b8c2b8aa080N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	71d61fe1bdd044f6ab905b8c2b8aa080N.exe

C:\Users\Admin\AppData\Local\Temp\71d61fe1bdd044f6ab905b8c2b8aa080N.exe
"C:\Users\Admin\AppData\Local\Temp\71d61fe1bdd044f6ab905b8c2b8aa080N.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2820

C:\Users\Admin\AppData\Local\Temp\71d61fe1bdd044f6ab905b8c2b8aa080N.exe
C:\Users\Admin\AppData\Local\Temp\71d61fe1bdd044f6ab905b8c2b8aa080N.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:3824

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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