wannacry | 54dc3c61ecf7f0188bcd778c1e334197de86623b8f81a212a4aed9568a5898a4

General

Target

2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Size

2.2MB
MD5

54319619388e989162e721db948094ae
SHA1

73dc7b3a3b7729db61bece60416b6158ba549c08
SHA256

54dc3c61ecf7f0188bcd778c1e334197de86623b8f81a212a4aed9568a5898a4
SHA512

dcc5ed87135a47d6edc0850c842c265671d96654136801ebdd9776b67c68e298efe26fac5ace90d80d9edf4676fc30b0950034ea60ea1c0a21670aafda71f7a7
SSDEEP

24576:QbLguritdmMSirYbcMNgef0QeQjG/D8kIqRYoAdNLK:QnrMSPbcBVQej/1IN

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3212) 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_54319619388e989162e721db948094ae_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MX14WZYK.txt	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\MX14WZYK.txt	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TB62Z82F.txt	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\TB62Z82F.txt	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_54319619388e989162e721db948094ae_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_54319619388e989162e721db948094ae_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f016e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}\WpadDecision = "0"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}\WpadNetworkName = "Network 3"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-fc-43-55-fe-70\WpadDecision = "0"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}\WpadDecisionReason = "1"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}\WpadDecisionTime = d0bf1364681cdb01	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-fc-43-55-fe-70\WpadDecisionReason = "1"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-fc-43-55-fe-70	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{27E472E0-130D-4C47-87DC-2734C99DC3F4}\fa-fc-43-55-fe-70	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\fa-fc-43-55-fe-70\WpadDecisionTime = d0bf1364681cdb01	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_54319619388e989162e721db948094ae_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_54319619388e989162e721db948094ae_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2372

C:\Users\Admin\AppData\Local\Temp\2024-10-12_54319619388e989162e721db948094ae_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_54319619388e989162e721db948094ae_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2376

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

Replay Monitor

Loading Replay Monitor...

Downloads