wannacry | 69d3f970a7bb9d1c88bc427d4fa521bae92ff06c433a4e46c2b0fbe5862eb15d

General

Target

2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Size

2.2MB
MD5

82a5d16a8b544d3e283c6d706244d584
SHA1

e63b969ead59a3944cbaf079c004d1203595770a
SHA256

69d3f970a7bb9d1c88bc427d4fa521bae92ff06c433a4e46c2b0fbe5862eb15d
SHA512

06e09cfb08725064299bfa2c86a0142144a188a0d6d99c750bc06561ad6db894ab3463d955ea6a84f76a7b5ed3add5b5c1e0dd2621f5dbb4991e6023a9d04e0c
SSDEEP

49152:QnnMSPbcBVQeTINRx+TSqTdX1HkQo6SAARdhnvn:QnPoBhTaRxcSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3104) 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\Roaming\Microsoft\Windows\Cookies\89NA3LWW.txt	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\UECYHQSP.txt	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\UECYHQSP.txt	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\89NA3LWW.txt	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-10_82a5d16a8b544d3e283c6d706244d584_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	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\b6-64-d8-9e-16-d3	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecisionReason = "1"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecision = "0"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecisionTime = d0c0c684711bdb01	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecisionTime = d0c0c684711bdb01	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecision = "0"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadNetworkName = "Network 3"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecisionReason = "1"	2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2916

C:\Users\Admin\AppData\Local\Temp\2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-10_82a5d16a8b544d3e283c6d706244d584_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2420

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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