wannacry | 64bb708b31b4b043018457c1098465ea83da7d6408c7029b2f68c333fc25891c

General

Target

0ab2aeda90221832167e5127332dd702.dll
Size

5.0MB
MD5

0ab2aeda90221832167e5127332dd702
SHA1

f370045d8ac3f4ba78acf8bfe4c4d35758d5ea05
SHA256

64bb708b31b4b043018457c1098465ea83da7d6408c7029b2f68c333fc25891c
SHA512

8062093734b11fdd2a8650bfcbc22f36aa679103e7a7ebee74db1ecfcdbf9d9bf76d105f395308db713746dbadacc5796db85ab883a4187587f03b2d3cf7b75b

Score

10^/10

wannacry ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Executes dropped EXE 3 IoCs

Processes:

mssecsvc.exemssecsvc.exetasksche.exe

pid process

804 mssecsvc.exe
1744 mssecsvc.exe
1720 tasksche.exe

pid	process
804	mssecsvc.exe
1744	mssecsvc.exe
1720	tasksche.exe

Drops file in System32 directory 1 IoCs

Processes:

mssecsvc.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	mssecsvc.exe

Drops file in Windows directory 2 IoCs

Processes:

rundll32.exemssecsvc.exe

description ioc process

File created C:\WINDOWS\mssecsvc.exe rundll32.exe
File created C:\WINDOWS\tasksche.exe mssecsvc.exe
Modifies data under HKEY_USERS 1 IoCs

Processes:

mssecsvc.exe

description ioc process

Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings mssecsvc.exe

description	ioc	process
File created	C:\WINDOWS\mssecsvc.exe	rundll32.exe
File created	C:\WINDOWS\tasksche.exe	mssecsvc.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	mssecsvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1544 wrote to memory of 1476	1544	rundll32.exe	rundll32.exe
PID 1476 wrote to memory of 804	1476	rundll32.exe	mssecsvc.exe
PID 1476 wrote to memory of 804	1476	rundll32.exe	mssecsvc.exe
PID 1476 wrote to memory of 804	1476	rundll32.exe	mssecsvc.exe
PID 1476 wrote to memory of 804	1476	rundll32.exe	mssecsvc.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ab2aeda90221832167e5127332dd702.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1544

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ab2aeda90221832167e5127332dd702.dll,#1
2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1476

C:\WINDOWS\mssecsvc.exe
C:\WINDOWS\mssecsvc.exe
3⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:804

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
4⤵
- Executes dropped EXE
PID:1720

C:\WINDOWS\mssecsvc.exe
C:\WINDOWS\mssecsvc.exe -m security
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:1744

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:524

Network

MITRE ATT&CK Matrix

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Downloads

C:\WINDOWS\mssecsvc.exe
MD5
d724d8cc6420f06e8a48752f0da11c66

SHA1
3b669778698972c402f7c149fc844d0ddb3a00e8

SHA256
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd

SHA512
d771d74894e72402bbd016787fb102053678424205644bceec17ee3e7598e3f4aeb59b0f3272b5dbe1d26289f659024520653f57fc1bfe18054ffae4f188aef9

Download Submit
C:\Windows\mssecsvc.exe
MD5
d724d8cc6420f06e8a48752f0da11c66

SHA1
3b669778698972c402f7c149fc844d0ddb3a00e8

SHA256
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd

SHA512
d771d74894e72402bbd016787fb102053678424205644bceec17ee3e7598e3f4aeb59b0f3272b5dbe1d26289f659024520653f57fc1bfe18054ffae4f188aef9

Download Submit
C:\Windows\mssecsvc.exe
MD5
d724d8cc6420f06e8a48752f0da11c66

SHA1
3b669778698972c402f7c149fc844d0ddb3a00e8

SHA256
07c44729e2c570b37db695323249474831f5861d45318bf49ccf5d2f5c8ea1cd

SHA512
d771d74894e72402bbd016787fb102053678424205644bceec17ee3e7598e3f4aeb59b0f3272b5dbe1d26289f659024520653f57fc1bfe18054ffae4f188aef9

Download Submit
C:\Windows\tasksche.exe
MD5
7f7ccaa16fb15eb1c7399d422f8363e8

SHA1
bd44d0ab543bf814d93b719c24e90d8dd7111234

SHA256
2584e1521065e45ec3c17767c065429038fc6291c091097ea8b22c8a502c41dd

SHA512
83e334b80de08903cfa9891a3fa349c1ece7e19f8e62b74a017512fa9a7989a0fd31929bf1fc13847bee04f2da3dacf6bc3f5ee58f0e4b9d495f4b9af12ed2b7

Download Submit
memory/524-62-0x000007FEFBA11000-0x000007FEFBA13000-memory.dmp

Filesize
8KB

Download
memory/804-55-0x0000000000000000-mapping.dmp

Download
memory/1476-53-0x0000000000000000-mapping.dmp

Download
memory/1476-54-0x00000000751D1000-0x00000000751D3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads