wannacry | 282ffcc82a93d4f7082eddf32b0b3ccea7febc2b43c7a1cec4751ab2ac9c12f0

General

Target

2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Size

2.2MB
MD5

d579982172243d8a691d285953a85f8a
SHA1

3f113ad7485d15e5c9a2b709ed2dee0ba664cf31
SHA256

282ffcc82a93d4f7082eddf32b0b3ccea7febc2b43c7a1cec4751ab2ac9c12f0
SHA512

f26abf6ac588c2f3f6946ce41534c92e8cdea13ce7784dc8faf5ff1ec9a963aa1d3874b266e90efcf9dcf89fc54ca5aedab5c68404caf8383c0061ef5cf4e7bb
SSDEEP

24576:QbLgurgQhfdmMSirYbcMNgef0QeQjG/D8kIqRYo:QnsQqMSPbcBVQej/1

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3239) 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	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\AQ0JMBO0.txt	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\AQ0JMBO0.txt	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\POHJAMZ4.txt	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\POHJAMZ4.txt	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_d579982172243d8a691d285953a85f8a_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	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-a3-e3-73-7c-8b\WpadDecisionReason = "1"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-a3-e3-73-7c-8b	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}\b2-a3-e3-73-7c-8b	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}\WpadDecisionTime = 10411152661cdb01	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}\WpadDecision = "0"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}\WpadNetworkName = "Network 3"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0190000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-a3-e3-73-7c-8b\WpadDecisionTime = 10411152661cdb01	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b2-a3-e3-73-7c-8b\WpadDecision = "0"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{D496DE85-8C5F-4B8D-8DCB-5F9AE7EB0DC3}\WpadDecisionReason = "1"	2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1680

C:\Users\Admin\AppData\Local\Temp\2024-10-12_d579982172243d8a691d285953a85f8a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_d579982172243d8a691d285953a85f8a_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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