wannacry | 91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348

General

Target

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Size

2.2MB
MD5

cf92c3265d264d78be1ab1fa1c97ca80
SHA1

fc6b358577b11f49c665f687fd4cfeec145f3499
SHA256

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348
SHA512

a73424fd0d7537e4bcf26bfdebfff544195306b9bf27edb3f1838abdb794c35b72545840d7ef4c772ece2a06f21c2d196299075bb9e2aabc070ab0a60e9ea112
SSDEEP

49152:QnGMSPbcBVlINRx+TSqTdX1HkQo6SAARdhnvn:QGPoBnaRxcSUDk36SAEdhvn

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2427) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Drops file in System32 directory 4 IoCs

Processes:

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

Drops file in Windows directory 1 IoCs

Processes:

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.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

Processes:

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

Modifies data under HKEY_USERS 15 IoCs

Processes:

91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\P3P\History	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe

C:\Users\Admin\AppData\Local\Temp\91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
"C:\Users\Admin\AppData\Local\Temp\91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3008

C:\Users\Admin\AppData\Local\Temp\91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe
C:\Users\Admin\AppData\Local\Temp\91067815e77c12b85e8dec23fe60c6db9c57d993d5c99d5eb46d2ddd4addd348N.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:4116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

1

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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