wannacry | 2d28426ec6d17d75381da7e5d13355b84f8b8521bd5f93cccccc3c293b34af88

General

Target

2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Size

2.2MB
MD5

56fc0adb56b289c7a72363aac1f0d260
SHA1

ed7a292aaf775250091e13e0f7647032d3972ab3
SHA256

2d28426ec6d17d75381da7e5d13355b84f8b8521bd5f93cccccc3c293b34af88
SHA512

5a6c35956c51a87de9544ffe648a004dbaa624846f12628d54a737070423b1712e9fc0d8bb511d550bd1d21abc5de34d1df6e66c8169f1bb169650e7b212320c
SSDEEP

24576:QbLgurihdmMSirYbcMNgef0Z626M+vbOSSqTPZfGrvn:QnnMSPbcBVZx+TSqT0rvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3139) 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_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\OPXKX47S.txt	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\OPXKX47S.txt	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\EP0339J3.txt	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\EP0339J3.txt	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_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_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}\WpadDecisionTime = 005af009581cdb01	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-fd-a1-fd-6e-bd\WpadDecisionTime = 005af009581cdb01	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0199000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}\WpadDecisionReason = "1"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-fd-a1-fd-6e-bd	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}\a2-fd-a1-fd-6e-bd	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-fd-a1-fd-6e-bd\WpadDecision = "0"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}\WpadDecision = "0"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6D9B3702-0093-465D-913D-830EBBC758EF}\WpadNetworkName = "Network 3"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\a2-fd-a1-fd-6e-bd\WpadDecisionReason = "1"	2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1716

C:\Users\Admin\AppData\Local\Temp\2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_56fc0adb56b289c7a72363aac1f0d260_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:1708

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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