wannacry | 898b30a4d04355d6cf3ee0f89f9f9ad380f578296a1b93d6363c8436dbf14178

General

Target

2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Size

2.2MB
MD5

3e779b5e448c642340591d5883b3d9dc
SHA1

e979f3576e9eb75cd8f1fd80f718e0c6ecc28e2b
SHA256

898b30a4d04355d6cf3ee0f89f9f9ad380f578296a1b93d6363c8436dbf14178
SHA512

cf1d64676a334bfb81459b76d279824b12baa2ff3184ffe8e4668ba956a47a402bd4b3c0f31fae7b73f496c067253780430c79adad133012c5e0a40eedb3f6c0
SSDEEP

24576:QbLgddQhfdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLKz6626:QnAQqMSPbcBVQej/1INR

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3298) 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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_3e779b5e448c642340591d5883b3d9dc_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	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-66-90-87-b0-fc	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}\72-66-90-87-b0-fc	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}\WpadDecisionReason = "1"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}\WpadDecisionTime = 60bea728681cdb01	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}\WpadDecision = "0"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-66-90-87-b0-fc\WpadDecisionReason = "1"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-66-90-87-b0-fc\WpadDecisionTime = 60bea728681cdb01	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{53015660-B044-4B07-BCDC-B159A29E69C3}\WpadNetworkName = "Network 3"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\72-66-90-87-b0-fc\WpadDecision = "0"	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2688

C:\Users\Admin\AppData\Local\Temp\2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_3e779b5e448c642340591d5883b3d9dc_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2416

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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