wannacry | ca3733e69fff758abcba7fcf05f321e14453ae172e01cda5a8783419a3a3c55d

General

Target

2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Size

3.6MB
MD5

785ab6ca6afa79d6453deab0252472c8
SHA1

86e0ac9ec5417f5c14403dbcf1f91c95854adda3
SHA256

ca3733e69fff758abcba7fcf05f321e14453ae172e01cda5a8783419a3a3c55d
SHA512

a718dd9fe8d092a232a95246fdd7f1e58d891c25bbc23a1b9edb8adafa526f827e31244a953717f8d1b89d224e72563bf66bb233fff16faf1e01d26ec94138ee
SSDEEP

49152:VnuQqMSPbcBVQej/1INRx+TSqTdX1HkN3R8yAH1plAHI:ZZqPoBhz1aRxcSUDkN3R8yAVp2HI

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3266) 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\6A3QU17J.txt	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VKY20M2A.txt	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VKY20M2A.txt	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\6A3QU17J.txt	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_785ab6ca6afa79d6453deab0252472c8_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_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_785ab6ca6afa79d6453deab0252472c8_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 = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0169000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}\WpadNetworkName = "Network 3"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}\0e-e2-26-ef-4d-ef	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-e2-26-ef-4d-ef\WpadDecisionReason = "1"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}\WpadDecision = "0"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-e2-26-ef-4d-ef\WpadDecisionTime = 10cf5f015d1cdb01	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}\WpadDecisionTime = 10cf5f015d1cdb01	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-e2-26-ef-4d-ef	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-e2-26-ef-4d-ef\WpadDecision = "0"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{A759F3AE-18C2-4115-96EB-B25D1DC6AE01}\WpadDecisionReason = "1"	2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1304

C:\Users\Admin\AppData\Local\Temp\2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_785ab6ca6afa79d6453deab0252472c8_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2128

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