wannacry | 375496f61f69caaa54daa4a558a29a53b362453366a35925e6160180f96dcfe0

General

Target

2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Size

2.2MB
MD5

2d1dbdc4e90ed57739902ad5ed0bccdd
SHA1

18dcd1f75ccab7f90eebfc792ae9dc9e2bd6bf06
SHA256

375496f61f69caaa54daa4a558a29a53b362453366a35925e6160180f96dcfe0
SHA512

819850ed0af907c965b4ceb75925fada28c2bdf7249d870d19a53e86bcab2dd760353c4a1e5d053908a0b96167406018cd0447d73ab57fd23cbbf270a50630be
SSDEEP

49152:QnnMSPbcBVQej/1INRx+TSqTdXMkQo6SAARdhnvn:QnPoBhz1aRxcSU2k36SAEdhvn

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 (3209) 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	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\3137XAR6.txt	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\3137XAR6.txt	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V9C8XYT6.txt	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V9C8XYT6.txt	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_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	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}\3a-f8-31-4f-dd-69	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}\WpadDecisionReason = "1"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}\WpadDecisionTime = 609ce12fdb75db01	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}\WpadDecision = "0"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-f8-31-4f-dd-69\WpadDecisionReason = "1"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{308F1C2A-EC49-4C7C-9C15-20B03C7C5970}\WpadNetworkName = "Network 3"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-f8-31-4f-dd-69	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-f8-31-4f-dd-69\WpadDecisionTime = 609ce12fdb75db01	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3a-f8-31-4f-dd-69\WpadDecision = "0"	2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3004

C:\Users\Admin\AppData\Local\Temp\2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-03_2d1dbdc4e90ed57739902ad5ed0bccdd_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2420

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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