wannacry | c24403cb9f4eab04d54fbce0532ee3551d75ecdf4e765523850b711386fd4747

General

Target

2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Size

5.0MB
MD5

72adfe09b46c2c63ace556f10aca90e2
SHA1

869ed3e8000fc609c107bec573eb1be4141e81fe
SHA256

c24403cb9f4eab04d54fbce0532ee3551d75ecdf4e765523850b711386fd4747
SHA512

39873012d3ead6efabec3676a77f026b8c45971a6584421eeae8f61fe1d99103c634cb06cd5377585ebb99979df195a3f9961fa3282c4c08594c09873bafd91f
SSDEEP

12288:GebLgPluCti62FI67L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+D:XbLgdriBJMSirYbcMNgef0

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2596) 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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.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	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecision = "0"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-01-3d-49-c7-0a\WpadDecisionTime = 302001e66af9da01	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecisionReason = "1"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadDecisionTime = 302001e66af9da01	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-01-3d-49-c7-0a	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\WpadNetworkName = "Network 3"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{628C3927-B791-4511-B4E7-F3819ADA65A3}\aa-01-3d-49-c7-0a	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-01-3d-49-c7-0a\WpadDecisionReason = "1"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\aa-01-3d-49-c7-0a\WpadDecision = "0"	2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2440

C:\Users\Admin\AppData\Local\Temp\2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024082872adfe09b46c2c63ace556f10aca90e2wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2496

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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