wannacry | 45b00abdff68fe80535b212c080beeeec84af234aa3be4b8132efa16fd421cc0

General

Target

2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Size

5.0MB
MD5

3388be911644bc96b4b58eb22e13897f
SHA1

ea2cf7f0b526c252bfd5c23aab28b098ee6f4923
SHA256

45b00abdff68fe80535b212c080beeeec84af234aa3be4b8132efa16fd421cc0
SHA512

591237ce8b4b744d1937b61be1e4708bedfa64ac6d96f728c306527d3b76316b5c463e6d59680533ffa91e67470ee78983ec67558177a3a1846047911dfcbe52
SSDEEP

49152:QnsQqMSPbcyCCJ/1INRx+TSqTdX1HkQo6SAARd:Q/qPo/Cd1aRxcSUDk36SAEd

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 (3000) 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\K5AYXJH3.txt	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\UYJ93AAS.txt	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\UYJ93AAS.txt	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\K5AYXJH3.txt	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-07_3388be911644bc96b4b58eb22e13897f_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	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}\WpadDecisionTime = e0fb4b3b9548db01	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}\WpadNetworkName = "Network 3"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-3a-5f-af-2c-a9\WpadDecision = "0"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-3a-5f-af-2c-a9	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-3a-5f-af-2c-a9\WpadDecisionReason = "1"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0112000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}\WpadDecisionReason = "1"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}\WpadDecision = "0"	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{249C3674-4FB4-4264-931D-5908627B2453}\b6-3a-5f-af-2c-a9	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-3a-5f-af-2c-a9\WpadDecisionTime = e0fb4b3b9548db01	2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2324

C:\Users\Admin\AppData\Local\Temp\2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-07_3388be911644bc96b4b58eb22e13897f_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:760

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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