wannacry | f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70

General

Target

f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Size

2.2MB
MD5

fd3790efd52b3502c5c71f8a20ff0330
SHA1

91adb2501771eba931343594b7b1be91c33d8710
SHA256

f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70
SHA512

7840ad2293b91e1933cc4f57ffefe03ef369ca6f1b71e3d72853bf05ad5b6fa428ccf493c2dfea302e9270dced6e104fe55281931b46704c3cf37bf0785804c6
SSDEEP

49152:QnsEMSPbcBVQej/1INRFSqTdX1HkQo6SAARdhnvf:QfPoBhz1aRFSUDk36SAEdhvf

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 (2436) 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	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.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	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.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"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe

C:\Users\Admin\AppData\Local\Temp\f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
"C:\Users\Admin\AppData\Local\Temp\f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4668

C:\Users\Admin\AppData\Local\Temp\f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe
C:\Users\Admin\AppData\Local\Temp\f1f61586c5d0ed5e922193993790dd8e53b5ffabce22d4c4048985b7b5b6ee70.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

1

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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