Analysis
- max time kernel
7s - max time network
121s - platform
windows10_x64 - resource
win10 - submitted
03/09/2020, 14:14
Static task
static1
Behavioral task
behavioral1
Sample
win.bin.exe
Resource
win7v200722
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
win.bin.exe
Resource
win10
0 signatures
0 seconds
General
- Target win.bin.exe
- Size 4.7MB
- Sample200903-nn7y32a41e
- SHA256 f8766ecc7775a6b14e6e46ef1e162cb609179c7a44e39a393c8fcd2ef0cd8ff0
- MD5 5c53adced5f26c4d2e5112316a67ffd1
- SHA1 c64636e272b0d1e881c68fda45df4f9c19d4aadc
- SHA512 78687f9f8d1364e4caf6a3d553b3559ccf0e5d5443494fbc14639ec2f98e25e999962985bb71477fa1773a75b74e367388f1f628ccf85de531f39dad9815eead
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Path
-
\??\c:\ReadMe.txt
Ransom Note
- Hello IF YOU ARE READING THIS, IT MEANS YOUR DATA IS ENCRYPTED AND YOUR PRIVATE SENSIVITIVE INFORMATION WAS STOLEN! READ CAREFULLY THE WHOLE INSTRUCTIONS TO AVOID PROBLEMS WITH YOUR DATA YOU HAVE TO CONTACT US IMMEDIATELY TO RESOLVE THIS ISSUE AND MAKE A DEAL! !!!WARNING!!! DO NOT Modify, Rename, Copy or Move any file. You can DAMAGE them and decryption will be impossible! DO NOT Use any third-party or public decryption software, it also may DAMAGE files. DO NOT SHUTDOWN or RESET your system, it can damage files. There is ONLY ONE possible way to get back your files Do not waste your time, contact us and pay for special DECRYPTION KEY. The key is all you need. For your guarantee we will decrypt 2 of your files for free, as a proof that it works. Your network was fully COMPROMISED! We Can discuss how to secure it as a bonus. The data that we gathered could be published in MASS MEDIA for BREAKING NEWS! If we make a deal everything would be kept in secret and all your data will be restored. I could make them public them if you decide not to pay. contact us immediately: [email protected]
Emails
Signatures
- Drops desktop.ini file(s) 3 IoCs
description ioc Process File created C:\users\Public\Downloads\desktop.ini win.bin.exe File created C:\users\Public\Documents\desktop.ini win.bin.exe File created C:\users\Public\Desktop\desktop.ini win.bin.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat svchost.exe - Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7 svchost.exe Set value (int) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1" svchost.exe Set value (data) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = 577c3c17fc81d601 svchost.exe Set value (int) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad svchost.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 1164 svchost.exe Token: SeCreatePagefilePrivilege 1164 svchost.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\win.bin.exe"C:\Users\Admin\AppData\Local\Temp\win.bin.exe"1⤵
- Drops desktop.ini file(s)
PID:3832
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1164