wannacry | db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6

General

Target

db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Size

3.6MB
MD5

11b25833b84358446557e1944ed42073
SHA1

f764bb0bf7ce3719dc521e5dbaf570ab792536f3
SHA256

db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6
SHA512

36483f98a16657f5df1091934a439e2124af32fff98ce0ada6237e045782a1fc9c5153bcab1f99842785704cf7ff9c1266052b902c17ebdc85cec58bd65fc40a

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

2720 tasksche.exe

pid	process
2720	tasksche.exe

Drops file in System32 directory 5 IoCs

Processes:

db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

Drops file in Windows directory 1 IoCs

Processes:

db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

description ioc process

File created C:\WINDOWS\tasksche.exe db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe

C:\Users\Admin\AppData\Local\Temp\db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
"C:\Users\Admin\AppData\Local\Temp\db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe"
1⤵
- Drops file in Windows directory
PID:2232

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:2720

C:\Users\Admin\AppData\Local\Temp\db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe
C:\Users\Admin\AppData\Local\Temp\db037ba84649080e51908dfed35249aa0afa1898f4b8d92848f85eb96578e7a6.exe -m security
1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\tasksche.exe
MD5
d92a623d419420fa65d273d489e3aae8

SHA1
8627958b6226ca6f3e4a0e7e33e9c0fdb95bc339

SHA256
87671cc138182ccff4d3cf6ba3a7afa606d7e942cb9ccb83c2ffac20d0e9be5b

SHA512
2009d9657df74d8f74a721410c502388ccbecc851ea8b8acc12f62ecbb07096e53629d5d07758decc8164abb148299ef326e664ccc0d00f35129cf92968c55ab

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Analysis

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