wannacry | ce7313791f1721e7d00f41d0bff0b805e469ae23c4acdce28b4d51fb3bad3581

General

Target

2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Size

2.2MB
MD5

b568645d9b9234c41b553d358a3efb8e
SHA1

d43bad2f602c3a3c8d81209a3e6cf52594154110
SHA256

ce7313791f1721e7d00f41d0bff0b805e469ae23c4acdce28b4d51fb3bad3581
SHA512

77c5fb1e7423c924c9debc328f6a511c21c01598bb7525ae1c6c7f6bc4c349f31d0d07732abe70b1a8cd6a4bf605fc022bd2de2e01dbaac5f94ccf06728fe031
SSDEEP

49152:vnnMSPbcBVQej/1INRx+TSqTdX1HkQB6SA+Rdhnvn:/nPoBhz1aRxcSUDkK6SASdhvn

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 (3271) 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\12VT7F49.txt	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\12VT7F49.txt	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\0Z0MDM5X.txt	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\0Z0MDM5X.txt	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-02-05_b568645d9b9234c41b553d358a3efb8e_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	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-05_b568645d9b9234c41b553d358a3efb8e_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 = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-4c-4c-eb-6c-b1\WpadDecisionTime = 40c0e8b61978db01	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}\WpadDecision = "0"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}\WpadNetworkName = "Network 3"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}\26-4c-4c-eb-6c-b1	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f016f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}\WpadDecisionReason = "1"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-4c-4c-eb-6c-b1	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-4c-4c-eb-6c-b1\WpadDecisionReason = "1"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\26-4c-4c-eb-6c-b1\WpadDecision = "0"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{87967F82-A4DE-4358-844D-610A4406AAD3}\WpadDecisionTime = 40c0e8b61978db01	2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2084

C:\Users\Admin\AppData\Local\Temp\2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-02-05_b568645d9b9234c41b553d358a3efb8e_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2508

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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