wannacry | ae77430f2b4ade888d117ef3c94e3bcb6c901ad47112fe27649e28ecee4bdf71

General

Target

2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Size

3.6MB
MD5

7a281fbdb2a5a9a34a2bdf326f60fe2a
SHA1

4e4b6517d4581cbfda563e30b83b3500abf754d4
SHA256

ae77430f2b4ade888d117ef3c94e3bcb6c901ad47112fe27649e28ecee4bdf71
SHA512

2a8f7c5458dfe8ee79e550c140c894e91339d58e1c814b9e0525ac51a76d33bf10c6b13226a0fa6abfaebd71e184f3d3a5a60220356285cf0c2fcb31e9ed6f3d
SSDEEP

49152:XnAQAEKUacBVQej/1INRx+TSqTdX1HkQo6SAARdhnv:XDAyfBhz1aRxcSUDk36SAEdhv

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 (3246) 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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_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	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\ea-78-eb-56-a2-a1	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecision = "0"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecisionReason = "1"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0067000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecisionReason = "1"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecision = "0"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-78-eb-56-a2-a1\WpadDecisionTime = e0af5661786cdb01	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadDecisionTime = e0af5661786cdb01	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{46F44855-C3FD-4DE6-BB5F-BCF9AE563615}\WpadNetworkName = "Network 3"	2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2100

C:\Users\Admin\AppData\Local\Temp\2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-22_7a281fbdb2a5a9a34a2bdf326f60fe2a_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2308

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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Downloads