wannacry | 68f22c3d9ccafa019399fc2d58afbd9904afdc52da6b8733fb6cce95b560b40f

General

Target

2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Size

2.2MB
MD5

36bc79e694b0b73425ce807988680b54
SHA1

1b8ce45395057afdf576e0ed1230338bdc4b745d
SHA256

68f22c3d9ccafa019399fc2d58afbd9904afdc52da6b8733fb6cce95b560b40f
SHA512

de848fc38dbf785050cb2a55053c65d6ebcf682526bb55030a53b74f1d1e42c30e2e1591f03e8dc3b7ee600a88a73a24d0072cd3597e3702ec741d6d241306da
SSDEEP

49152:QnFQqMSPbcBVCR+TSqTdX1HkQo6SAARdhnvn:QeqPoBacSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3132) 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	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ECY1F0WW.txt	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\ECY1F0WW.txt	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\594MME73.txt	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\594MME73.txt	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-11_36bc79e694b0b73425ce807988680b54_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	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-4b-8f-c1-b3-91	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}\WpadDecisionReason = "1"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}\WpadDecisionTime = 50b72bd8791bdb01	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}\WpadDecision = "0"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ad000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}\62-4b-8f-c1-b3-91	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-4b-8f-c1-b3-91\WpadDecision = "0"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BBC3B5B5-7C1A-4E0A-A6FA-AB6C406C9350}\WpadNetworkName = "Network 3"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-4b-8f-c1-b3-91\WpadDecisionReason = "1"	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-4b-8f-c1-b3-91\WpadDecisionTime = 50b72bd8791bdb01	2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2136

C:\Users\Admin\AppData\Local\Temp\2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-11_36bc79e694b0b73425ce807988680b54_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1792

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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