Analysis
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max time kernel
153s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
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submitted
02-08-2022 03:13
General
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Target
5a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef.exe
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Size
316KB
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MD5
15b3a2d61092350cbaebd1f0e4323044
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SHA1
3ca2e8069bde86e031bb8aed2042821423b6845f
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SHA256
5a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef
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SHA512
2c47df346ca5ef323453c621645ce36f292c586330feb1375cdcd779ba28d70b53a9f221d442a2d7cabeacca3d244064088299a0f7ff57afc833766c99520b41
Score
10/10
Malware Config
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-335065374-4263250628-1829373619-1000\_RECoVERY_+mkyrx.txt
Family
teslacrypt
Ransom Note
NOT YOUR LANGUAGE? USE https://translate.google.com
What happened to your files ?
All of your files were protected by a strong encryption with RSA4096
More information about the encryption keys using RSA4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem)
How did this happen ?
!!! Specially for your PC was generated personal RSA4096 KEY, both public and private.
!!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet.
!!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server
What do I do ?
So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way.
If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment.
For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below:
1. http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE
2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE
3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE
If for some reasons the addresses are not available, follow these steps:
1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en
2. After a successful installation, run the browser
3. Type in the address bar: xlowfznrg4wf7dli.onion/4EA50DD5B2173FE
4. Follow the instructions on the site.
---------------- IMPORTANT INFORMATION------------------------
*-*-* Your personal pages:
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE
*-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/4EA50DD5B2173FE
URLs
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE
http://xlowfznrg4wf7dli.ONION/4EA50DD5B2173FE
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-335065374-4263250628-1829373619-1000\_RECoVERY_+mkyrx.html
Ransom Note
<html>
<style>a { color:green; }.tb { background:white; border-style:solid; border-width:1px; padding:3px; border-color:lime; }
.ttl { font-size:13px; color:880000; }</style><body style="background:#33CCFF;"> <center>
<div style="text-align:left; font-family:Arial; <!---=0=0=0=0=0 --> font-size:13px; line-height:20px; margin-top:10px; width:800px; background:#F4F4F4; padding:20px; border-style:solid; border-width:5px; border-color:#BABABA;">
<b><font class="ttl"><center><b>NOT YOUR LANGUAGE? USE <a href="https://translate.google.com" target="_blank">Google Translate</a></b></center>
What<!------=0=0=0=0=0 --> happened <!------=0=0=0=0=0 --> to your<!------=0=0=0=0=0 --> files?</b></font><br> <font style="font-size:13px;">All <!------=0=0=0=0=0 -->of your files<!------=0=0=0=0=0 --> were
<!------=0=0=0=0=0 --> protected by a strong<!------=0=0=0=0=0 --> encr<!---=0=0=0=0=0 -->yption wi<!---=0=0=0=0=0 -->th <!------=0=0=0=0=0 -->RSA4096 <!------=0=0=0=0=0 -->
<br> More <!------=0=0=0=0=0 --> information about the <!------=0=0=0=0=0 -->encryption RSA4096 can be<!------=0=0=0=0=0 -->
fou<!---=0=0=0=0=0 -->nd <a href=http://en.wikipedia.org/wiki/RSA_(cryptosystem) target="_blank"> http://en.wikipedia.org/wiki/RSA_(cryptosystem) </a><br></font>
<br><b><font class="ttl">Wh<!--=0=0=0=0=0 -->at <!------=0=0=0=0=0 --> does th<!--=0=0=0=0=0 -->is mean?</b></font><br><font style="font-size:13px;">
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changed, you will not be able work
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<!------=0=0=0=0=0 --> Decr<!--=0=0=0=0=0-->ypting of <!------=0=0=0=0=0 -->YO<!--=0=0=0=0=0-->UR FI<!--=0=0=0=0=0-->LES is
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</font><br><br><b><font class="ttl">Wh<!--=0=0=0=0=0-->at do I do?</b></font> <br><font style="font-size:13px;">Alas, if you <!--=0=0=0=0=0 --> do not take
<!---=0=0=0=0=0 --> the nece<!--=0=0=0=0=0-->ssary meas<!--=0=0=0=0=0-->ures
<!--=0=0=0=0=0-->for the spec<!--=0=0=0=0=0-->ified ti<!--=0=0=0=0=0-->me th<!--=0=0=0=0=0-->en t<!--=0=0=0=0=0-->he co<!--=0=0=0=0=0-->nditions fo<!--=0=0=0=0=0-->r obta<!--=0=0=0=0=0-->ining the priv<!--=0=0=0=0=0-->ate
ke<!--=0=0=0=0=0-->y w<!--=0=0=0=0=0-->ill be cha<!--=0=0=0=0=0-->nged<!--- =0=0=0=0=0 -->
<br>
<!-----=0=0=0=0=0 --> If you really need <!------=0=0=0=0=0 --> your data, <!------=0=0=0=0=0 -->then we suggest you <!------=0=0=0=0=0 --> do not waste<!------=0=0=0=0=0 --> valuable <!------=0=0=0=0=0 --> time searching <!------=0=0=0=0=0 -->for other <!------=0=0=0=0=0 --> solutions <!------=0=0=0=0=0 -->becausen
<!----=0=0=0=0=0 --> they do not exist.</font><br><br>
<!----=0=0=0=0=0 --><div class="tb" style="color:#880000; font-size:13px; border-width:3px;">For more specific instructions,
please<!------=0=0=0=0=0 --> visit your <!------=0=0=0=0=0 --> personal <!------=0=0=0=0=0 -->home page,<!------=0=0=0=0=0 --> there are<!------=0=0=0=0=0 --> a few <!------=0=0=0=0=0 -->different <!------=0=0=0=0=0 -->addresses<!------=0=0=0=0=0 --> pointing to <!------=0=0=0=0=0 --> your page<!------=0=0=0=0=0 --> below:<b><hr>
<!---9=9=9=9=9=9=9=9---> 1 - <a href=http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE</a> <br>
<!------9=9=9=9=9=9=9=9 --> 2 - <a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE</a> <br>
<!------9=9=9=9=9=9=9=9 --> 3 - <a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE</a> <br>
<!------9=9=9=9=9=9=9=9 --></div><br><div class="tb" style="font-size:13px; border-color:#880000;"><b>If for some reasons the
<!-----9=9=9=9=9=9=9=9 --> addresses are not available, <!------9=9=9=9=9=9=9=9 --> follow these steps:</b> <hr>
1 - <!------9=9=9=9=9=9=9=9 --> Download and <!------9=9=9=9=9=9=9=9 --> install tor-browser:
<a href=http://www.torproject.org/projects/torbrowser.html.en target="_blank">http://www.torproject.org/projects/torbrowser.html.en</a><br>
2 - <!---9=9=9=9=9=9=9=9 --> Af<!---9=9=9=9=9=9=9=9--->ter a<!---9=9=9=9=9=9=9=9---> succe<!---9=9=9=9=9=9=9=9--->ssful<!------9=9=9=9=9=9=9=9 --> instal<!---9=9=9=9=9=9=9=9--->lation, run the br<!---9=9=9=9=9=9=9=9--->owser and w<!---9=9=9=9=9=9=9=9--->ait for initi<!---9=9=9=9=9=9=9=9--->alization.<br>
3 - <!--- 9=9=9=9=9=9=9=9 --> Ty<!---9=9=9=9=9=9=9=9--->pe<!-- 9=9=9=9=9=9=9=9 --> in<!-- 9=9=9=9=9=9=9=9 --> the t<!---9=9=9=9=9=9=9=9--->or-bro<!---9=9=9=9=9=9=9=9--->wser<!-- 9=9=9=9=9=9=9=9 --> add<!---9=9=9=9=9=9=9=9--->ress<!-- 9=9=9=9=9=9=9=9 --> bar: <font style="font-weight:bold; color:#009977;"><!-- 9=9=9=9=9=9=9=9 -->xlowfznrg4wf7dli.onion/4EA50DD5B2173FE<!-- 9=9=9=9=9=9=9=9 --></font><!-- 9=9=9=9=9=9=9=9 --><br>
4 - <!--- 9=9=9=9=9=9=9=9 --> Fol<!---9=9=9=9=9=9=9=9--->low the instr<!---9=9=9=9=9=9=9=9--->uctions <!-- 9=9=9=9=9=9=9=9 --> on the site.</div><br><br><b>!!! IMPO<!---9=9=9=9=9=9=9=9--->RTANT INFO<!---9=9=9=9=9=9=9=9--->RMATION:</b><br>
<!-----9=9=9=9=9=9=9=9 --><div class="tb" style="width:790px;"><!-----9=9=9=9=9=9=9=9 --> Yo<!---9=9=9=9=9=9=9=9--->ur Pers<!---9=9=9=9=9=9=9=9--->onal PAGES<b>:
<br> <a href=http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4EA50DD5B2173FE</a> <br><a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4EA50DD5B2173FE</a> <br>
<!-----9=9=9=9=9=9=9=9 --><a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4EA50DD5B2173FE</a> <br>
<!-----9=9=9=9=9=9=9=9 --> Your <!------9=9=9=9=9=9=9=9 --> Personal TOR-Browser<!-----9=9=9=9=9=9=9=9 --> page :
<!-----9=9=9=9=9=9=9=9 --><font style="font-weight:bold; color:#009977;"><!-- 9=9=9=9=9=9=9=9 -->xlowfznrg4wf7dli.onion/4EA50DD5B2173FE<!-- 9=9=9=9=9=9=9=9 --></font><br>
<!-----9=9=9=9=9=9=9=9 --> Your personal <!------9=9=9=9=9=9=9=9 --> ID
<!-----9=9=9=9=9=9=9=9 --> (if you open <!------9=9=9=9=9=9=9=9 --> the site directly):
<!-----9=9=9=9=9=9=9=9 --> <font style="font-weight:bold; color:#770000;">4EA50DD5B2173FE</font><br>
</div></div></center></body></html>
Signatures
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Executes dropped EXE 1 IoCs
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Deletes itself 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops file in Program Files directory 64 IoCs
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Drops file in Windows directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies system certificate store 2 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 45 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
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System policy modification 1 TTPs 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\5a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef.exe"C:\Users\Admin\AppData\Local\Temp\5a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\ojmanuesdccp.exeC:\Windows\ojmanuesdccp.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive3⤵
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\5A8918~1.EXE2⤵
- Deletes itself
-
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
316KB
MD515b3a2d61092350cbaebd1f0e4323044
SHA13ca2e8069bde86e031bb8aed2042821423b6845f
SHA2565a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef
SHA5122c47df346ca5ef323453c621645ce36f292c586330feb1375cdcd779ba28d70b53a9f221d442a2d7cabeacca3d244064088299a0f7ff57afc833766c99520b41
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Filesize
316KB
MD515b3a2d61092350cbaebd1f0e4323044
SHA13ca2e8069bde86e031bb8aed2042821423b6845f
SHA2565a8918c373f87f45b0a7a954b82bdf36d978a4fa0e6834f41b5096204a6fe2ef
SHA5122c47df346ca5ef323453c621645ce36f292c586330feb1375cdcd779ba28d70b53a9f221d442a2d7cabeacca3d244064088299a0f7ff57afc833766c99520b41
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Filesize
8KB
-
Filesize
180KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB