wannacry | 24c05ffe0d494a6fb97edbcf75cfad929112f11f918911c03161015dc679a37a

General

Target

2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Size

5.0MB
MD5

dab50a5e5c075a3680932688cb5bbbf7
SHA1

74e40036e740bc6b46fc7f109e42c8d449f5602a
SHA256

24c05ffe0d494a6fb97edbcf75cfad929112f11f918911c03161015dc679a37a
SHA512

2f296d4d16ce81e5e12997e40d472f0c9948c144187f64c927a2ea8b80309d8ab8922261a57d5de7643a62baadbaed0e277edbd8726b49aaa0cf2a80e8ec5eee
SSDEEP

12288:e1bLgmluCtgQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+DH:QbLgurgQhfdmMSirYbcMNgef0Q

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3121) 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 created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\4JZNQCCA.txt	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\4JZNQCCA.txt	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\K5657UDC.txt	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\K5657UDC.txt	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_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	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-43-2f-bd-62-aa\WpadDecisionTime = 1037a9cdf8eeda01	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}\WpadDecisionReason = "1"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}\WpadDecisionTime = 1037a9cdf8eeda01	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-43-2f-bd-62-aa\WpadDecisionReason = "1"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}\WpadNetworkName = "Network 3"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}\06-43-2f-bd-62-aa	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-43-2f-bd-62-aa	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ba000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0D6265-9E94-4D4F-BB0F-CE609752EACB}\WpadDecision = "0"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\06-43-2f-bd-62-aa\WpadDecision = "0"	2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2408

C:\Users\Admin\AppData\Local\Temp\2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-08-15_dab50a5e5c075a3680932688cb5bbbf7_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:316

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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