c32e2cc1...f169 | VMRay Analyzer Report
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VTI SCORE: 100/100
Dynamic Analysis Report
Classification: Ransomware, Wiper, Trojan

VMRay Threat Indicators (11 rules, 41 matches)

Severity Category Operation Count Classification
5/5
File System Encrypts content of user files 1 Ransomware
  • Encrypts the content of multiple user files. This is an indicator for ransomware.
5/5
Local AV Malicious content was detected by heuristic scan 1 -
4/5
OS Modifies Windows automatic backups 1 -
2/5
Information Stealing Reads sensitive browser data 1 -
  • Trying to read sensitive data of web browser "Google Chrome" by file.
2/5
Reputation Known suspicious file 1 Trojan
  • File "C:\Users\FD1HVy\Desktop\costelloh.exe" is a known suspicious file.
1/5
Process Creates system object 2 -
  • Creates mutex with name "Global\0001B419773000".
  • Creates mutex with name "Global\0001B419773001".
1/5
Process Creates process with hidden window 2 -
  • The process "C:\Users\FD1HVy\Desktop\costelloh.exe" starts with hidden window.
  • The process "C:\WINDOWS\system32\cmd.exe" starts with hidden window.
1/5
Persistence Installs system startup script or application 5 -
  • Adds "C:\Users\FD1HVy\AppData\Local\costelloh.exe" to Windows startup via registry.
  • Adds "c:\users\fd1hvy\appdata\roaming\microsoft\windows\start menu\programs\startup\costelloh.exe" to Windows startup folder.
  • Adds "c:\programdata\microsoft\windows\start menu\programs\startup\costelloh.exe" to Windows startup folder.
  • Adds "c:\programdata\microsoft\windows\start menu\programs\startup\desktop.ini" to Windows startup folder.
  • Adds "c:\programdata\microsoft\windows\start menu\programs\startup\desktop.ini.id[b4197730-0001].[costelloh@aol.com].phoenix" to Windows startup folder.
1/5
Masquerade Changes folder appearance 22 -
  • Folder "c:\$recycle.bin\s-1-5-21-1051304884-625712362-2192934891-1000" has a changed appearance.
  • Folder "c:\$recycle.bin\s-1-5-18" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\accessibility" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\accessories" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\accessories\system tools" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\administrative tools" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\startup" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\system tools" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu places" has a changed appearance.
  • Folder "c:\programdata\microsoft\windows\start menu\programs\maintenance" has a changed appearance.
  • Folder "c:\users\default\appdata\local\microsoft\windows\winx\group1" has a changed appearance.
  • Folder "c:\users\default\appdata\local\microsoft\windows\winx\group2" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\internet explorer\quick launch" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\sendto" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\start menu\programs\accessories" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\start menu\programs\maintenance" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\start menu\programs\system tools" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\start menu\programs\accessibility" has a changed appearance.
  • Folder "c:\users\default\appdata\roaming\microsoft\windows\start menu\programs\windows powershell" has a changed appearance.
1/5
Process Reads from memory of another process 4 -
  • "c:\windows\system32\cmd.exe" reads from "C:\WINDOWS\system32\netsh.exe".
  • "c:\windows\system32\cmd.exe" reads from "C:\WINDOWS\system32\vssadmin.exe".
  • "c:\windows\system32\cmd.exe" reads from "C:\WINDOWS\System32\Wbem\WMIC.exe".
  • "c:\windows\system32\cmd.exe" reads from "C:\WINDOWS\system32\bcdedit.exe".
1/5
File System Creates an unusually large number of files 1 -

Screenshots

Monitored Processes

Sample Information

ID #638324
MD5 0f1a299cab0a4c43e9dcf5617b22042f Copy to Clipboard
SHA1 aafe3ca9cf265d56eb273514335f1f3d392811dc Copy to Clipboard
SHA256 c32e2cc11f4ff70164a316bbb62771b8b8c48561822f7ea016237a6a5fd0f169 Copy to Clipboard
SSDeep 1536:5FOPbkyoTwtPto0Rl0DsN9/zLec5oGFACZrqdKbNYdRmHC2nap6P:5YPxAwtPtoe/zLaGmCZrqcbSjm1ap6P Copy to Clipboard
ImpHash 14d7a5762b03da9e2746411501b3d038 Copy to Clipboard
Filename costelloh.exe
File Size 71.00 KB
Sample Type Windows Exe (x86-32)

Analysis Information

Creation Time 2019-05-04 20:35 (UTC+2)
Analysis Duration 00:04:32
Number of Monitored Processes 18
Execution Successful True
Reputation Enabled True
WHOIS Enabled True
Local AV Enabled True
YARA Enabled True
Number of AV Matches 1
Number of YARA Matches 0
Termination Reason Maximum binlog size reached
Tags
Function Logfile
Exit-Icon

This feature requires an online-connection to the VMRay backend.

An offline version with limited functionality is also provided.
The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy".


    
Before

This feature requires an online-connection to the VMRay backend.

An offline version with limited functionality is also provided.
The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy".


    
After

This feature requires an online-connection to the VMRay backend.

An offline version with limited functionality is also provided.
The offline version is supported only in Mozilla Firefoxwith deactivated setting "security.fileuri.strict_origin_policy".


    
Screenshot
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