wannacry | 843f44e4201bdc04fed6ecd1a9a69f21893ac2af4ed5bb09a5b6c4e3748168f1

General

Target

e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Size

2.2MB
MD5

e9b9e9ce0025b73d95e9ce128df0ce90
SHA1

fde39b7a8c4c9ef172a2afbd43e436a68264e9ca
SHA256

843f44e4201bdc04fed6ecd1a9a69f21893ac2af4ed5bb09a5b6c4e3748168f1
SHA512

0b62b6ea6d02e5b71ccff35a7ba77fab91338f0e87bc15f696a5f19e79d66ffb67d4f2d31dc9e44d270fb39f955618960a31cd909769feb5c2672558c64da3a7
SSDEEP

24576:QbLguripdmMSirYbcMNgef0QeQjGmdmvn:QnvMSPbcBVQejBvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (1324) 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	e9b9e9ce0025b73d95e9ce128df0ce90N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	e9b9e9ce0025b73d95e9ce128df0ce90N.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	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e9b9e9ce0025b73d95e9ce128df0ce90N.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:"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0115000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecisionReason = "1"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecisionReason = "1"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecisionTime = d01466c8aa05db01	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecision = "0"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecision = "0"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecisionTime = d01466c8aa05db01	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadNetworkName = "Network 3"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	e9b9e9ce0025b73d95e9ce128df0ce90N.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\76-c3-92-6c-3c-be	e9b9e9ce0025b73d95e9ce128df0ce90N.exe

C:\Users\Admin\AppData\Local\Temp\e9b9e9ce0025b73d95e9ce128df0ce90N.exe
"C:\Users\Admin\AppData\Local\Temp\e9b9e9ce0025b73d95e9ce128df0ce90N.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2748

C:\Users\Admin\AppData\Local\Temp\e9b9e9ce0025b73d95e9ce128df0ce90N.exe
C:\Users\Admin\AppData\Local\Temp\e9b9e9ce0025b73d95e9ce128df0ce90N.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2548

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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