wannacry | 8cbe01e9d9298dca390c43856edab09edbe218ba8033fba02b17a5e7012ad4e4

General

Target

2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Size

5.0MB
MD5

321693b928e8b5152f4265ca6c61016a
SHA1

2ad095035391b2fb50d18f61f760d811263872ed
SHA256

8cbe01e9d9298dca390c43856edab09edbe218ba8033fba02b17a5e7012ad4e4
SHA512

b5e2f6f01df07c2db9af4aa1711d030d05071cdb4770e96a752554514b0351fd46da5075cf41277b5a7b938531fbfc7a1b35f36100c864eae32df93d5118c8b8
SSDEEP

12288:e1bLgmluCti62WfSm0iE0VErCA4z2g6rTcbckPU82900Ve7zw+K+D:QbLguriIfEvSirYbcMNgef0

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 (3144) 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 created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\RUHD5VXS.txt	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\RUHD5VXS.txt	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\WUSAX5CW.txt	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\WUSAX5CW.txt	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-18_321693b928e8b5152f4265ca6c61016a_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	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}\WpadDecisionTime = a06650b15551db01	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}\f2-ee-23-51-c7-65	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ee-23-51-c7-65\WpadDecisionReason = "1"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}\WpadDecision = "0"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ee-23-51-c7-65	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}\WpadDecisionReason = "1"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4293FF0F-0CAD-4D9F-A450-CB251F22B9F3}\WpadNetworkName = "Network 3"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ee-23-51-c7-65\WpadDecision = "0"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\f2-ee-23-51-c7-65\WpadDecisionTime = a06650b15551db01	2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2380

C:\Users\Admin\AppData\Local\Temp\2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-18_321693b928e8b5152f4265ca6c61016a_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2160

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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