wannacry | c802f913d56302c910e394881e76c8bb18c66ad180977df8af1ecba43af1f9a0

General

Target

2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Size

2.2MB
MD5

18156143e3134870276937f4fd281653
SHA1

13d38abe3d5f04160a2437725a54c98278cc27cd
SHA256

c802f913d56302c910e394881e76c8bb18c66ad180977df8af1ecba43af1f9a0
SHA512

0966f14b498c2c873b8d46efc6e9d60f349a5938ce8c4050c66e0a475b92d849a0cd670061535953e4c397049ad3c01d12d56e70e203fb21e83fb6a70ca720e8
SSDEEP

24576:VbLguVQhfdmMSirYbcMNgef0QeQjGBdhAdmvn:VnFQqMSPbcBVQejBdhnvn

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 (3203) 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\Roaming\Microsoft\Windows\Cookies\I1RUYO16.txt	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\N9IVRYWA.txt	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\N9IVRYWA.txt	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\I1RUYO16.txt	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-24_18156143e3134870276937f4fd281653_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	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-24_18156143e3134870276937f4fd281653_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	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}\WpadDecisionReason = "1"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-ca-24-3b-ab-ef\WpadDecisionReason = "1"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-ca-24-3b-ab-ef\WpadDecision = "0"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}\WpadDecisionTime = b07e240f9d55db01	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}\WpadNetworkName = "Network 3"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}\4a-ca-24-3b-ab-ef	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-ca-24-3b-ab-ef\WpadDecisionTime = b07e240f9d55db01	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ae000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{92F7C9E8-F056-4FBA-A791-4147CB7B9EE2}\WpadDecision = "0"	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-ca-24-3b-ab-ef	2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2688

C:\Users\Admin\AppData\Local\Temp\2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-24_18156143e3134870276937f4fd281653_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2100

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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