General
- Target 1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77.exe
- Size 200KB
- Sample220930-j1j2vadghr
- SHA256 1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77
- MD5 7372c9a138bb854972452263abab1dc5
- SHA1 ad247b2428fac6d07bdd9628cddaa18004840e6c
- SHA512 3c882b3514c6314ebde04d35748464d4aba3eceb567c1b7ee87f4cf565cf192af3195d21151ef024b2fd19f151beb449fbd28105354a71764b46dbfba5fc1184
- SSDEEP 3072:dbOTRwYckApvw14pcODvX/kyeAYcWNzs2C3Zm4YvrCtMNX/eTvpdXfabI5F8lbj4:lOsZiKRJWWYj7eTxdH5qlGuqJH
- MD5 SHA1 SHA512 SSDEEP
Behavioral task
behavioral1
Sample
1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77.exe
Resource
win10v2004-20220901-en
Malware Config
Extracted
-
crylock
- emails
-
ransomnote
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <title>CryLock</title> <hta:application showInTaskBar="no" APPLICATION="yes" ICON='msiexec.exe' SINGLEINSTANCE='yes' SysMenu="no" applicationname="CryLock" border="thick" contexmenu="no" scroll="no" selection="yes" singleinstance="yes" windowstate="normal" MAXIMIZEBUTTON="NO" BORDER="DIALOG" width="100" height="100" MINIMIZEBUTTON="NO"></hta:application> <script language="JavaScript"> var ud=0; var op=0xc7bf30; var zoc=0; function document.onkeydown() { var alt=window.event.altKey; if (event.keyCode==116 || event.keyCode==27 || alt && event.keyCode==115) { event.keyCode=0; event.cancelBubble=true; return false; } } function document.onblur() { alert('Attention! This important information for you!'); } function ChangeTime() { var sd = new Date('<%DOUBLE_DATETIME%>'); var dn = new Date(); if (sd.getTime()<dn.getTime()) { var dt=document.getElementById('pwr'); dt.innerHTML='<font color="red" size="5"><b>Price is raised!</b></font>'; dt.style.height=78; zoc=1; } else { var delta=sd.getTime()-dn.getTime(); delta=new Date(delta); var dd=(delta.getUTCDate()-1)+((delta.getUTCMonth())*31); var hh=delta.getUTCHours(); var mm=delta.getUTCMinutes(); var ss=delta.getUTCSeconds(); if (dd!=1) { dd=dd+' days'; } else { dd=dd+' day'; } if (hh<10) { hh='0'+hh; } if (mm<10) { mm='0'+mm; } if (ss<10) { ss='0'+ss; } var dt=document.getElementById('dt'); dt.innerHTML='<font face="monospace" color="#c2c2c2" size="4"><b>'+dd+' '+hh+':'+mm+':'+ss+'</b></font>'; } var sd = new Date('<%UNDECRYPT_DATETIME%>'); dn = new Date(); if (sd.getTime()<dn.getTime()) { var dt=document.getElementById('lctw'); dt.innerHTML='<font color="red" size="5"><b>Last chance to decrypt your files!</b></font>'; zoc=2; } else { var delta=sd.getTime()-dn.getTime(); delta=new Date(delta); var dd=(delta.getUTCDate()-1)+((delta.getUTCMonth())*31); var hh=delta.getUTCHours(); var mm=delta.getUTCMinutes(); var ss=delta.getUTCSeconds(); if (dd!=1) { dd=dd+' days'; } else { dd=dd+' day'; } if (hh<10) { hh='0'+hh; } if (mm<10) { mm='0'+mm; } if (ss<10) { ss='0'+ss; } var dt=document.getElementById('et'); dt.innerHTML='<font face="monospace" color="#c2c2c2" size="4"><b>'+dd+' '+hh+':'+mm+':'+ss+'</b></font>'; } } function getRandomArbitrary(min, max) { min = Math.ceil(min); max = Math.floor(max); return Math.floor(Math.random() * (max - min)) + min; } function Rndom() { document.getElementById("blumid").focus(); var bid=document.getElementById('blumid'); var bem=document.getElementById('blummail'); if (ud==0) { op=op-0x10; } else { op=op+0x10; } if (op<=0xc00000) { ud=1; } if (op>=0xc7bf30) { ud=0; } bid.style.backgroundColor=op; bem.style.backgroundColor=op; var xx=''; var i=0; while (i<19) { xx=xx+getRandomArbitrary(0,2); i=i+1; } if (zoc==0) { var dt=document.getElementById('rc'); rc.innerHTML='<font face="monospace" color="white" size="5"><b>'+xx+'</b></font>'; } else { if (zoc==1) { var dt=document.getElementById('rc'); rc.innerHTML='<font face="monospace" color="red" size="5"><b>Price is raised!</b></font>'; } else { var dt=document.getElementById('rc'); rc.innerHTML='<font face="monospace" color="red" size="4"><b>Price is raised!<br>Last chance to decrypt your files!</b></font>'; } } } function Start() { window.resizeTo(800,500) setInterval(ChangeTime,1000); setInterval(Rndom,100); } function copytext(s) { window.clipboardData.setData("Text",s); alert(s+' copied to clipboard'); } function Restart() { alert('Attention! This important information for you!'); } </script> <body style="background-color:#0066CC;" OnLoad="Start()"> <div id="pwr" align="center" style="position:absolute; top:10px; left:10px; width:20%; border: 2px solid #c2c2c2;"> <font color="#c7bf30"><b>Payment will be raised after</b></font> <br> <div id="dt"> <font face="monospace" color="#c2c2c2" size="4">-- days --:--:--</font> </div> </div> <div align="center" style="position:absolute; top:10px; left:170px; width:58%;"> <font face="monospace" color="white" size="4"><b>Your files have been encrypted...</b></font> </div> <div align="center" style="position:absolute; top:60px; left:170px; width:58%;"> <div id="rc"> <font face="monospace" color="white" size="5"><b>00000000000000000000</b></font> </div> </div> <div id="lctw" align="center" style="position:absolute; top:10px; left:620px; width:20%; border: 2px solid #c2c2c2;"> <font color="#c7bf30"><b>Your files will be lost after</b></font> <br> <div id="et"> <font face="monospace" color="#c2c2c2" size="4">-- days --:--:--</font> </div> </div> <div style="background-color:white;overflow-x:hide; overflow-y:scroll; position:absolute; top:100px; left:10px; width:768px; height:320px"> Decrypt files? Write to this mails: <font face="monospace" OnClick="copytext('<%MAIN_CONTACT%>')"><b><%MAIN_CONTACT%></b></font> or <font face="monospace" OnClick="copytext ('<[email protected]>')"><b><[email protected]></b></font>. Telegram <font face="monospace" OnClick="copytext('@Fileraptor')"><b>@Fileraptor</b></font>. <br> You unique ID <font face="monospace" OnClick="copytext('[<%HID%>]')"><b>[<%HID%>] <font size="2">[copy]</font></b></font> </div> <div title="Click to copy" OnClick="copytext('[<%HID%>]')" id="blumid" style="cursor:pointer;background-color:#c7bf30; position:absolute; top:430px; left:10px; width:380px; height:20px"> <b>Your ID [<%HID%>] <font size="2">[copy]</font></b> </div> <div title="Click to copy" OnClick="copytext('<%MAIN_CONTACT%>')" id="blummail" style="cursor:pointer;background-color:#c7bf30; position:absolute; top:430px; left:400px; width:380px; height:20px"> <b>Write to <%MAIN_CONTACT%> <font size="2">[copy]</font></b> </div> </body> </html>
Targets
-
- Target 1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77.exe
- Size 200KB
- SHA256 1e8bafd699de6d5987cfb2fdc138ae15422d8377614107348b905dd0f1bf7d77
- MD5 7372c9a138bb854972452263abab1dc5
- SHA1 ad247b2428fac6d07bdd9628cddaa18004840e6c
- SHA512 3c882b3514c6314ebde04d35748464d4aba3eceb567c1b7ee87f4cf565cf192af3195d21151ef024b2fd19f151beb449fbd28105354a71764b46dbfba5fc1184
- SSDEEP 3072:dbOTRwYckApvw14pcODvX/kyeAYcWNzs2C3Zm4YvrCtMNX/eTvpdXfabI5F8lbj4:lOsZiKRJWWYj7eTxdH5qlGuqJH
- MD5 SHA1 SHA512 SSDEEP
Score9/10Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Drops startup file
Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
Drops desktop.ini file(s)