wannacry | 0847fccbd1db636aa97a867171a9c1e96f94f524d388cac5b932b75ab6129e13

General

Target

2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Size

2.2MB
MD5

6b2955016683f8d68263b4fb9fcbdff0
SHA1

4e3ca927b24c258ce9efce302376581824cfa9ed
SHA256

0847fccbd1db636aa97a867171a9c1e96f94f524d388cac5b932b75ab6129e13
SHA512

d7d75d315110560c13829b957cfc775e67859a55292ac93ca65d35dc393757eba0629a890e94dbfc4b7bc811a1f7a57fcdaa6b90b43208cbfe2120c80267d1cf
SSDEEP

49152:QntMSPbcL1Iz+TSqTdX1HkQo6SAARdhnvn:QtPoL1OcSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3270) 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	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\H9QOV2NU.txt	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\H9QOV2NU.txt	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\DZVP4ATQ.txt	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\DZVP4ATQ.txt	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_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	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f01a2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}\WpadDecision = "0"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-7e-48-cd-dd-56	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}\da-7e-48-cd-dd-56	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-7e-48-cd-dd-56\WpadDecisionReason = "1"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-7e-48-cd-dd-56\WpadDecision = "0"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-7e-48-cd-dd-56\WpadDecisionTime = 404f464d9213db01	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}\WpadDecisionReason = "1"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}\WpadNetworkName = "Network 3"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3B5B5FEF-0A76-4277-BDF3-1FF13DBB5F18}\WpadDecisionTime = 404f464d9213db01	2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1452

C:\Users\Admin\AppData\Local\Temp\2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-30_6b2955016683f8d68263b4fb9fcbdff0_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2520

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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