wannacry | d6a71109d6454bc70e9d055be2fe9a8c18b40d6e7bdd6cc13653a588d1fccfde

General

Target

2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Size

5.0MB
MD5

3676bd9d6e7dae01c77aed36e22a85f1
SHA1

79b6488cca8e69dc810a56e8d3492ae7d0727cb0
SHA256

d6a71109d6454bc70e9d055be2fe9a8c18b40d6e7bdd6cc13653a588d1fccfde
SHA512

e748714f8b27f2270e534a32139e1638b94993db5ddcd6e8aa77745a68b5b6b01f704eab08138fa191aee4fd8a75179577bb4da0f11ff62bff685021acb76869
SSDEEP

49152:QnxMSPbcBVQej/1INRx+TSqTdX1HkQo6SAA:QxPoBhz1aRxcSUDk36SA

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 (3124) 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 created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ET3BR852.txt	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ET3BR852.txt	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VDG9OM8L.txt	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VDG9OM8L.txt	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_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_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}\WpadNetworkName = "Network 3"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-f9-26-7f-9d-2f\WpadDecisionReason = "1"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0169000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}\ca-f9-26-7f-9d-2f	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-f9-26-7f-9d-2f\WpadDecisionTime = c0612f50e74edb01	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}\WpadDecisionReason = "1"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}\WpadDecisionTime = c0612f50e74edb01	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DAC19DB6-26F7-4B6F-AFA3-F62EBEE73BC8}\WpadDecision = "0"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-f9-26-7f-9d-2f	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-f9-26-7f-9d-2f\WpadDecision = "0"	2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1248

C:\Users\Admin\AppData\Local\Temp\2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-15_3676bd9d6e7dae01c77aed36e22a85f1_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1652

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

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