wannacry | c508c68517cfa0c1117ba2e6220e73c6b67da662aa15aa792da8f9747b961b1f

General

Target

2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Size

2.2MB
MD5

abb80ed4ccbafe00012041d8616224b2
SHA1

ad25a445e4e97e7eaf2069767711bcd640cd8ccc
SHA256

c508c68517cfa0c1117ba2e6220e73c6b67da662aa15aa792da8f9747b961b1f
SHA512

82d8ca77cf2a3702557e60eb19593a174dc4976a009de09f60af5592511bd26716e8e36b147a673551c1fae085f662cbd32cd61328006ea98c378e556c51029c
SSDEEP

49152:QnsEMSPbcBVQej/1INRESqTdX1HkQo6SAARdhnvn:QfPoBhz1aRESUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3298) 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_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\JKWMJUTN.txt	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\JKWMJUTN.txt	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1SNWQVQF.txt	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\1SNWQVQF.txt	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_abb80ed4ccbafe00012041d8616224b2_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_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_abb80ed4ccbafe00012041d8616224b2_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\History\CachePrefix = "Visited:"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-41-32-b8-e1-7f\WpadDecision = "0"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00e8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}\WpadNetworkName = "Network 3"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}\WpadDecision = "0"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-41-32-b8-e1-7f	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}\76-41-32-b8-e1-7f	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}\WpadDecisionReason = "1"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AE813C31-9BB2-49C9-9D74-E676ADBD632A}\WpadDecisionTime = 00426cb4621cdb01	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-41-32-b8-e1-7f\WpadDecisionReason = "1"	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-41-32-b8-e1-7f\WpadDecisionTime = 00426cb4621cdb01	2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:844

C:\Users\Admin\AppData\Local\Temp\2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_abb80ed4ccbafe00012041d8616224b2_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2840

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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