wannacry | 8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3

General

Target

8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Size

3.6MB
MD5

216a6c07b1e2a0f4e61396aa911a2d63
SHA1

bb486d1d894ce5b9485b6e12ebdd61483aef2857
SHA256

8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3
SHA512

4908f42ec6181ce0fbe3f0881106021c125b38b9406fe787dcffd3e151275a67b1433f5548ddbe81bfcd303bf942561718b33b1c2f8056ee3da80b3813c73258

Score

10^/10

wannacry ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Executes dropped EXE 1 IoCs

Processes:

tasksche.exe

pid process

2660 tasksche.exe

pid	process
2660	tasksche.exe

Drops file in System32 directory 5 IoCs

Processes:

8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

Drops file in Windows directory 1 IoCs

Processes:

8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe

C:\Users\Admin\AppData\Local\Temp\8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
"C:\Users\Admin\AppData\Local\Temp\8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe"
1⤵
- Drops file in Windows directory
PID:3724

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:2660

C:\Users\Admin\AppData\Local\Temp\8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe
C:\Users\Admin\AppData\Local\Temp\8fba0872b015c3a293025c0609105a0cdaebc559ed844307f6aa158d71b237f3.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2040

Network

MITRE ATT&CK Matrix

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Downloads

C:\Windows\tasksche.exe

MD5
885dd3d9433952d9548d6f4b15a98a93

SHA1
773e211b4f66c2c5a2cec0b6a2dfb2d8a9e99e58

SHA256
716dc1a0451aecc32ae452a3a6dc387130a02f5bc1b4d6f7d099578cc2e565ff

SHA512
cc9fd44d787f63adcfe5811791ac0adc410dfc07ab0cba5eb7de546fea4caebc0d90d63fc54473b114a7b05df0f95d36328bf688ea61f2e85020c466335c3b38

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Analysis

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