wannacry | c745c7297b6736472cf7ac09742ce5cd1828305bccd92d770d97ba58ad741302

General

Target

2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Size

5.0MB
MD5

281899ece058711043d719fbc0a1009e
SHA1

05cbeca81bf867f3c34092c2437169d3959e5eb2
SHA256

c745c7297b6736472cf7ac09742ce5cd1828305bccd92d770d97ba58ad741302
SHA512

78d8b78573620fbd8a0182754e6347df9ffc5fa7847a31f9e340ea847db703fc66aea12fe7ecd00309d403bce926772ee7b86d33924690984c5fc094f784404f
SSDEEP

49152:QnxQqMSPbcBWQej/1INRx+TSqTdX1HkQo6SAARd:Q6qPoByz1aRxcSUDk36SAEd

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 (3282) 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\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QLYJU39C.txt	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QLYJU39C.txt	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\POBD8L3E.txt	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\POBD8L3E.txt	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-04_281899ece058711043d719fbc0a1009e_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	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}\WpadNetworkName = "Network 3"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}\9a-8f-27-b6-99-32	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-8f-27-b6-99-32\WpadDecisionReason = "1"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-8f-27-b6-99-32\WpadDecision = "0"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}\WpadDecisionReason = "1"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}\WpadDecision = "0"	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00bd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{143AD548-AFBD-4C83-BC42-BCD3490A7857}\WpadDecisionTime = c0c5aa56a65edb01	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-8f-27-b6-99-32	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9a-8f-27-b6-99-32\WpadDecisionTime = c0c5aa56a65edb01	2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2588

C:\Users\Admin\AppData\Local\Temp\2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-04_281899ece058711043d719fbc0a1009e_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2424

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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