wannacry | ebc962c7ca989ee1fa9c93ee94c50381464302be73dbe096b31301e61de14c80

General

Target

2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Size

5.0MB
MD5

34bd452558acca1af880953cbffe3d49
SHA1

b586ac6f55d9cb0691174217673cefead4894b6e
SHA256

ebc962c7ca989ee1fa9c93ee94c50381464302be73dbe096b31301e61de14c80
SHA512

7a2e2ce2931d608acdd8d14fb4130740ce953c17d08f563ad293bb8db54f06d75e9a35230ad67754210d532369f9bc7612e46578aa92eca2eca50d6c1561e90b
SSDEEP

49152:XnpvSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9PAMEc:XpqoBhz1aRxcSUDk36SAEdhvxWa9P5

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3065) 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	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\CY60TZHY.txt	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\CY60TZHY.txt	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\6NEWOPRW.txt	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\6NEWOPRW.txt	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-08_34bd452558acca1af880953cbffe3d49_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	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-f8-5f-47-7b-dd\WpadDecisionReason = "1"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-f8-5f-47-7b-dd\WpadDecisionTime = 9051ef1b5b49db01	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}\WpadDecision = "0"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}\WpadNetworkName = "Network 3"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}\d6-f8-5f-47-7b-dd	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f018e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}\WpadDecisionReason = "1"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{AFAD4DEF-FC11-475D-B15C-9DECCBDEEC81}\WpadDecisionTime = 9051ef1b5b49db01	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-f8-5f-47-7b-dd	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-f8-5f-47-7b-dd\WpadDecision = "0"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2052

C:\Users\Admin\AppData\Local\Temp\2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-08_34bd452558acca1af880953cbffe3d49_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2940

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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