wannacry | f68d871ef502f17f526ea4e651190acd45a97f7e3e5bdb1cbf3a91a3b1a68bc9

General

Target

2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Size

5.0MB
MD5

0713ca2d9d23e9b8a52a126a5ec7587a
SHA1

8a49e8bebe5918a71df4752806294ae68499e297
SHA256

f68d871ef502f17f526ea4e651190acd45a97f7e3e5bdb1cbf3a91a3b1a68bc9
SHA512

97afeab3d18d52ab4b2adb943da704466061e6a714a0f97b7a5afa58b9b61df1da8b26bc94a27940081e2a5a77cf8bcd7ccb94dce14125aad66050fe58fc21fa
SSDEEP

24576:2bLgdEQhTdmMSirYbcMNgef0QeQjG/D7:2nFQ2MSPbcBVQej/

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3259) 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	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\BWJEZMT6.txt	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\BWJEZMT6.txt	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\S8IXJOLC.txt	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\S8IXJOLC.txt	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_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	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0115000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecisionReason = "1"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadNetworkName = "Network 3"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecision = "0"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecisionTime = e061fa4f26eeda01	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\76-c3-92-6c-3c-be	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecisionReason = "1"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2B21CB88-E3E4-4B9D-9A03-3E6D6478A99E}\WpadDecision = "0"	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-c3-92-6c-3c-be\WpadDecisionTime = e061fa4f26eeda01	2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2756

C:\Users\Admin\AppData\Local\Temp\2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-08-14_0713ca2d9d23e9b8a52a126a5ec7587a_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2724

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

Replay Monitor

Loading Replay Monitor...

Downloads