wannacry | 6817e79bcde31a9c7cd63511985d65c9dde6d89aae2c2e1a18930efe0931c2a8

General

Target

2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Size

2.2MB
MD5

78edfcfe8e6805ee8824ede299c8d234
SHA1

f1ce40f0a8e8532285a6f442f63c8c9778c621e9
SHA256

6817e79bcde31a9c7cd63511985d65c9dde6d89aae2c2e1a18930efe0931c2a8
SHA512

43194b942278169ed9c66883ee74a8d3a4dc9b2b52bc1e7cf244be2020da6c1bc98a26aafe62cce170dc451107741f25cf7544ddf6ffe4f5e9e5aab7bdc530d0
SSDEEP

49152:QnFQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdh:QeqPoBhz1aRxcSUDk36SAEdh

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3178) 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	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QMBV4Q0L.txt	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\QMBV4Q0L.txt	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VEZTLKPZ.txt	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\VEZTLKPZ.txt	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_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_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}\WpadNetworkName = "Network 3"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}\WpadDecisionReason = "1"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-1c-09-a5-de-39	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-1c-09-a5-de-39\WpadDecision = "0"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}\1e-1c-09-a5-de-39	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-1c-09-a5-de-39\WpadDecisionReason = "1"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}\WpadDecisionTime = c09933355d1cdb01	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1e-1c-09-a5-de-39\WpadDecisionTime = c09933355d1cdb01	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00d8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9D7A7E21-6C6C-4434-A3B2-01611F8FF2E4}\WpadDecision = "0"	2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2720

C:\Users\Admin\AppData\Local\Temp\2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_78edfcfe8e6805ee8824ede299c8d234_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2976

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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