wannacry | ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048

General

Target

ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Size

2.2MB
MD5

ab20678db67f55d3483de5aef44606f0
SHA1

5ac3367628e1a00da02ffd1c1deaffa11ee0b457
SHA256

ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048
SHA512

c07c14755c3c32b16906375e5592c7f91540b467d4c2c8a58684aa9063b75938b0a83f1aa9bb7139c3993ef823a1384d678c7e0df440f2947fedb6ff26ea6683
SSDEEP

49152:QnnMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAevn:QnPoBhz1aRxcSUDk36SA7n

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2455) 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	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.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	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe

C:\Users\Admin\AppData\Local\Temp\ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
"C:\Users\Admin\AppData\Local\Temp\ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2560

C:\Users\Admin\AppData\Local\Temp\ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe
C:\Users\Admin\AppData\Local\Temp\ad1a9d5aa247c8612010e3e9764550f94ef3fbbfca5e6b4fe90c53e7f62f1048N.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2772

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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