wannacry | 6eae9958f439c3fc9086c295524c553bdd53d7f62f1cbcc8c12daa3e1c79ee36

General

Target

2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Size

5.0MB
MD5

18a9af77fe38c1e90b3d932ea2226274
SHA1

3a752f9be250c6f731b0a353c19cb27db0642e62
SHA256

6eae9958f439c3fc9086c295524c553bdd53d7f62f1cbcc8c12daa3e1c79ee36
SHA512

32949fb4dbc258126e9b624c9d75dcfccda11987edc12a75cfed02d928a6a7df917e99137f72870956923605175fdf38f10bfc0feb97799495f1b9cd33587412
SSDEEP

49152:QnnMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhHE:QnPoBhz1aRxcSUDk36SAEdhk

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 (3183) 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\S81WNVBC.txt	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\S81WNVBC.txt	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\97HCANNT.txt	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\97HCANNT.txt	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_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	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00e4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}\WpadDecisionTime = 608ae905e068db01	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}\WpadDecision = "0"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-cb-75-c3-f8-2f\WpadDecisionTime = 608ae905e068db01	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-cb-75-c3-f8-2f\WpadDecision = "0"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-cb-75-c3-f8-2f	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}\WpadDecisionReason = "1"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}\WpadNetworkName = "Network 3"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0D1F8A71-D14E-40E8-B376-28A027BC8C1F}\1a-cb-75-c3-f8-2f	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-cb-75-c3-f8-2f\WpadDecisionReason = "1"	2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2744

C:\Users\Admin\AppData\Local\Temp\2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-17_18a9af77fe38c1e90b3d932ea2226274_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2364

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads