wannacry | 050460bea8e9af2c9c6e97ffdb1cb980b60f5a68613dda718dd74496d86f386c

General

Target

2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Size

3.6MB
MD5

2555e31b17d50b36d58d8f241f299147
SHA1

8601240791beb481a5d751907b719dd147edaf27
SHA256

050460bea8e9af2c9c6e97ffdb1cb980b60f5a68613dda718dd74496d86f386c
SHA512

abf3e9863c624831e368058666db65e2686aa5ffe646158964f89c47ad328153640cc5c7909fdd64388451b3c30f44ed964b6fd4007fb1ccf77b97b1e519545e
SSDEEP

98304:AvPoBhz1aRxcSUDk36SAEdhvEnmur2uuh0/kzf:AvPe1Cxcxk3ZAEQm/uuh0Of

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 (3161) 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	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-12_2555e31b17d50b36d58d8f241f299147_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	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-12_2555e31b17d50b36d58d8f241f299147_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\AutoDetect = "0"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4972

C:\Users\Admin\AppData\Local\Temp\2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-12_2555e31b17d50b36d58d8f241f299147_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5056

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

Replay Monitor

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Downloads

memory/4972-0-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download
memory/4972-3-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download
memory/5056-1-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download
memory/5056-4-0x0000000000400000-0x0000000000A7B000-memory.dmp

Filesize
6.5MB

Download

Analysis

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