wannacry | ca56f994e9f86a995128ecaa7117864382248d012a32c229e8c68375d5c5d692

General

Target

2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Size

5.0MB
MD5

eb96b37ac7a494da34dd74b8f6e13796
SHA1

23507cf78e050d42eaaef4a1f99cbf6af0e23815
SHA256

ca56f994e9f86a995128ecaa7117864382248d012a32c229e8c68375d5c5d692
SHA512

e51afc66fbd204e430aba920cea05db128f711a2bedf2b9a5b7eac96aa89583fc88658f0296d9d002f08bd0c73bef3641b7364cbfe91d2fb4ea5c7d17cc1ae9b
SSDEEP

12288:e1bLgmluCti62ybaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw:QbLgurihdmMSirYbcMNgef

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 (3184) 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	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\T0XM62KX.txt	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\T0XM62KX.txt	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\7757QNI2.txt	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\7757QNI2.txt	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_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	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}\WpadNetworkName = "Network 3"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}\22-a0-05-4e-e1-ef	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b5000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}\WpadDecisionReason = "1"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}\WpadDecision = "0"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-a0-05-4e-e1-ef\WpadDecisionReason = "1"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-a0-05-4e-e1-ef\WpadDecision = "0"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}\WpadDecisionTime = 10567ea02631db01	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-a0-05-4e-e1-ef	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{90492261-5740-40E2-AD5C-F7F912F97127}	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-a0-05-4e-e1-ef\WpadDecisionTime = 10567ea02631db01	2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:1648

C:\Users\Admin\AppData\Local\Temp\2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-11-07_eb96b37ac7a494da34dd74b8f6e13796_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2320

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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