wannacry | fe1858ea442d8f264ae1616507184e95f433e723f8f5ea7e7c8ba740cfca8fb1

General

Target

2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Size

2.2MB
MD5

4821592196d7f5466902107a156c7541
SHA1

beb4a53494038bcda85ab4dc8813e2b78d1f79cf
SHA256

fe1858ea442d8f264ae1616507184e95f433e723f8f5ea7e7c8ba740cfca8fb1
SHA512

aff0e32a792daa2a2666de75bf894c3550bf6ee4ee06efae1d3ec449e54eeafd89dfbdc6bf9de1a72cb001533ab8d887a857621b97e1c20ee1e3f6cb6bc5106f
SSDEEP

24576:VbLguVQhfdmMSirYbcMNgef0QeQjG/hYoAdN:VnFQqMSPbcBVQej/hIN

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 (3252) 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	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\C0MS8PYI.txt	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\C0MS8PYI.txt	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VKVQV0B6.txt	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VKVQV0B6.txt	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-11-10_4821592196d7f5466902107a156c7541_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	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-10_4821592196d7f5466902107a156c7541_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\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}\WpadDecisionTime = a004fead4433db01	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\02-c4-03-cc-c9-d1\WpadDecisionTime = a004fead4433db01	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}\WpadDecision = "0"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}\WpadNetworkName = "Network 3"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f016c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}\WpadDecisionReason = "1"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\02-c4-03-cc-c9-d1\WpadDecision = "0"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\02-c4-03-cc-c9-d1	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{00BB5C8D-1A11-44C5-A82C-58F5F9D0EA4E}\02-c4-03-cc-c9-d1	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\02-c4-03-cc-c9-d1\WpadDecisionReason = "1"	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2844

C:\Users\Admin\AppData\Local\Temp\2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-10_4821592196d7f5466902107a156c7541_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2892

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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