wannacry | a38360f54516b03eef5ff82a08c59723a67f119566494de6d30ce4185ddf88fd

General

Target

2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Size

5.0MB
MD5

dac2831b686a55ec7b145e60b9e1112e
SHA1

93c209f57802e05f6680ff1f322c86ac9f059426
SHA256

a38360f54516b03eef5ff82a08c59723a67f119566494de6d30ce4185ddf88fd
SHA512

f8afcc75ced36ba300d7c4519a7d03c6910358155efcf135182e81f0c764f2ee4233ddca0df06f50c06a42efc3d07b5c86147187b7a9ae8d83674c336624fb4d
SSDEEP

24576:QbLgurimmMSerYbcMNgef0QeQjG/D8kIq:QnAMSDbcBVQej/

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 (3291) 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 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TCGVKRSE.txt	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\R923E4HB.txt	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\R923E4HB.txt	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TCGVKRSE.txt	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_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	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}\WpadDecision = "0"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-c8-94-68-ee-f5	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-c8-94-68-ee-f5\WpadDecision = "0"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}\WpadNetworkName = "Network 3"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}\1e-c8-94-68-ee-f5	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-c8-94-68-ee-f5\WpadDecisionTime = 50f9b978e94edb01	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00da000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}\WpadDecisionReason = "1"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E3E0E0-0A2A-4464-820F-1EC10F9CA719}\WpadDecisionTime = 50f9b978e94edb01	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-c8-94-68-ee-f5\WpadDecisionReason = "1"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1812

C:\Users\Admin\AppData\Local\Temp\2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-15_dac2831b686a55ec7b145e60b9e1112e_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2020

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

Replay Monitor

Loading Replay Monitor...

Downloads