wannacry | 3199a746bfea39ecd1743991cc56879138a4c50089b7809cb4f4f0dbbf1cda36

General

Target

2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Size

5.0MB
MD5

db104344a04015fb4a40b1a068f3ced8
SHA1

fc23bc4ab5283ad66e8a50a25aea00817f363f30
SHA256

3199a746bfea39ecd1743991cc56879138a4c50089b7809cb4f4f0dbbf1cda36
SHA512

89a582d5819d081b3ca174436ce62e22a21a464670952b2a63a4445ddf29611b6c1f58c9e5dc1a5bd14c52968dfe21b99dea8c69a4914917062b60e7fe71a316
SSDEEP

24576:XbLgdrgDdmMSirYbcMNgef0QeQjG/D8kIqRYgSqTPVe:XnREMSPbcBVQej/1DSqTde

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 (3337) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
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 System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-02-04_db104344a04015fb4a40b1a068f3ced8_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	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1224

C:\Users\Admin\AppData\Local\Temp\2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-04_db104344a04015fb4a40b1a068f3ced8_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

2

T1046

System Location Discovery

1

T1614

System Language Discovery

1

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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