wannacry | 13aea798f954c62c1586e31dd27f2f1d014f44b664b6b8d9cf4e0872d5d53af3

General

Target

2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Size

2.2MB
MD5

ccd5dab2d5d95a2a5a1d755c051b7b04
SHA1

26ae295df733427db7f97a990248b82dd2fc56a4
SHA256

13aea798f954c62c1586e31dd27f2f1d014f44b664b6b8d9cf4e0872d5d53af3
SHA512

41b6fdff0c3b09cbb48cb162867c3438c9cf8cbc20acdb6dc64bcbe5c6b6f96f8f0bcc687bf995b58487a7a9702589c5a3e928343f9f10f8a1ac099d727ee683
SSDEEP

49152:QnwMSPbcBVQej/1INRx+TSqTdX1HkQo6SAgqGi:QwPoBhz1aRxcSUDk36SAgHi

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3258) 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

Processes:

2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\88F9ZPLD.txt	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\88F9ZPLD.txt	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\8EKPBZIP.txt	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\8EKPBZIP.txt	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

Drops file in Windows directory 1 IoCs

Processes:

2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_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

Processes:

2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

Processes:

2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}\WpadDecision = "0"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}\WpadNetworkName = "Network 3"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-96-df-d6-e6-fd\WpadDecisionTime = e0ae5e330d22db01	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a5000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}\WpadDecisionReason = "1"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-96-df-d6-e6-fd	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}\8e-96-df-d6-e6-fd	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-96-df-d6-e6-fd\WpadDecisionReason = "1"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{938E8C25-2583-4F91-A636-4D8D208AB044}\WpadDecisionTime = e0ae5e330d22db01	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-96-df-d6-e6-fd\WpadDecision = "0"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3048

C:\Users\Admin\AppData\Local\Temp\2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-19_ccd5dab2d5d95a2a5a1d755c051b7b04_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2736

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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