wannacry | c0970b058df68c204a9946e3f7aab9aad9e65614f3f8ef4cd7470e126e3be33e

General

Target

2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Size

5.0MB
MD5

ae43a0321b3b1010516c3a6f8af51e33
SHA1

6f7d77f3d281d1a1cfe839baecc48531e99557f2
SHA256

c0970b058df68c204a9946e3f7aab9aad9e65614f3f8ef4cd7470e126e3be33e
SHA512

28b42cddc3ce7aa7bb4cce7b27bc75ff5310114a9752a91c24f7eb5bf09770461497486d84d52808bb185c680a193268ed83841b85e85394ad78f4e0709126fa
SSDEEP

49152:+nhqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdh:qhqPoBhz1aRxcSUDk36SAEdh

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3160) 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\67IU0AMM.txt	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\5F5VBAJ5.txt	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\5F5VBAJ5.txt	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\67IU0AMM.txt	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_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	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_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"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-ed-43-ae-e0-c6\WpadDecision = "0"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a7000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}\WpadDecisionReason = "1"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}\WpadDecision = "0"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}\de-ed-43-ae-e0-c6	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-ed-43-ae-e0-c6\WpadDecisionReason = "1"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-ed-43-ae-e0-c6	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}\WpadNetworkName = "Network 2"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\de-ed-43-ae-e0-c6\WpadDecisionTime = e0310bc47d19db01	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1A026D9E-800E-41D8-83A6-DC7DD4EE05DC}\WpadDecisionTime = e0310bc47d19db01	2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2704

C:\Users\Admin\AppData\Local\Temp\2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-10-08_ae43a0321b3b1010516c3a6f8af51e33_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2724

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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