wannacry | b67cd977ec7b5ddd1f25811b921ffdd52f288bf4eb0b1e17bc7faaa5876b80aa

General

Target

2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Size

2.2MB
MD5

124493d378cfc040c6c830e58e152ada
SHA1

b6bcf2a16a9f41ab7a3b8dede980e26a3d11022e
SHA256

b67cd977ec7b5ddd1f25811b921ffdd52f288bf4eb0b1e17bc7faaa5876b80aa
SHA512

aa09a3b304bdd11e46496fbb241bdb68e63bde9033271df040b99a68fa758ef759910c79de75a50c5cb6f134546f5231af5617938ddf3c22cfd0e7f4a80e4303
SSDEEP

12288:eQbLgmluyQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7zw+K+D178/51m9crF:VbLguVQhfdmMSirYbcMNgef0w7v9O

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3188) 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_124493d378cfc040c6c830e58e152ada_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\DU7GO292.txt	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\DU7GO292.txt	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V474ACK5.txt	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\V474ACK5.txt	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-12_124493d378cfc040c6c830e58e152ada_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_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0122000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-b7-71-7e-cd-c1\WpadDecision = "0"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-b7-71-7e-cd-c1\WpadDecisionReason = "1"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}\WpadDecisionReason = "1"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}\WpadDecisionTime = 100ca8f3581cdb01	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}\WpadDecision = "0"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}\WpadNetworkName = "Network 3"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-b7-71-7e-cd-c1	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{34F83CF2-EFFF-4BA8-9D3B-B556775640D2}\32-b7-71-7e-cd-c1	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\32-b7-71-7e-cd-c1\WpadDecisionTime = 100ca8f3581cdb01	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2188

C:\Users\Admin\AppData\Local\Temp\2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-12_124493d378cfc040c6c830e58e152ada_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2796

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