Analysis
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max time kernel
190s -
max time network
221s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
08-07-2022 05:38
General
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Target
4177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a.exe
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Size
424KB
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MD5
5f92e7bb126bc5f30e6eded36c3b9d58
-
SHA1
db0564756e6033127acae86538b7a1590c33aea0
-
SHA256
4177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a
-
SHA512
561b9d98f92805d0303b6ad4c7c88b2d2e8841af5fb902e2b06675bf258ec4d8cc552119342b09a7524465bc84707f5e743001d068ffa64156c0907ae7f4b6e1
Score
10/10
Malware Config
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-2277218442-1199762539-2004043321-1000\_RECoVERY_+cluii.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/B0F882ED77854BD9
2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9
3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9
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/B0F882ED77854BD9
4. Follow the instructions on the site.
---------------- IMPORTANT INFORMATION------------------------
*-*-* Your personal pages:
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B0F882ED77854BD9
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9
*-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/B0F882ED77854BD9
URLs
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B0F882ED77854BD9
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9
http://xlowfznrg4wf7dli.ONION/B0F882ED77854BD9
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-2277218442-1199762539-2004043321-1000\_RECoVERY_+cluii.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/B0F882ED77854BD9 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B0F882ED77854BD9</a> <br>
<!------9=9=9=9=9=9=9=9 --> 2 - <a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9</a> <br>
<!------9=9=9=9=9=9=9=9 --> 3 - <a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9 target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9</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/B0F882ED77854BD9<!-- 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/B0F882ED77854BD9 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B0F882ED77854BD9</a> <br><a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B0F882ED77854BD9</a> <br>
<!-----9=9=9=9=9=9=9=9 --><a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9 target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B0F882ED77854BD9</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/B0F882ED77854BD9<!-- 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;">B0F882ED77854BD9</font><br>
</div></div></center></body></html>
Signatures
-
TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
-
suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
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
-
C:\Users\Admin\AppData\Local\Temp\4177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a.exe"C:\Users\Admin\AppData\Local\Temp\4177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\rwyxyspkfbpl.exeC:\Windows\rwyxyspkfbpl.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
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\4177A9~1.EXE2⤵
- Deletes itself
-
-
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
424KB
MD55f92e7bb126bc5f30e6eded36c3b9d58
SHA1db0564756e6033127acae86538b7a1590c33aea0
SHA2564177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a
SHA512561b9d98f92805d0303b6ad4c7c88b2d2e8841af5fb902e2b06675bf258ec4d8cc552119342b09a7524465bc84707f5e743001d068ffa64156c0907ae7f4b6e1
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Filesize
424KB
MD55f92e7bb126bc5f30e6eded36c3b9d58
SHA1db0564756e6033127acae86538b7a1590c33aea0
SHA2564177a97be49eb1e528048056c23904d3d3e1efc693fc967875b84071f58f9b2a
SHA512561b9d98f92805d0303b6ad4c7c88b2d2e8841af5fb902e2b06675bf258ec4d8cc552119342b09a7524465bc84707f5e743001d068ffa64156c0907ae7f4b6e1
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-
Filesize
692KB
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Filesize
528KB
-
-
Filesize
8KB
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Filesize
692KB
-
Filesize
528KB
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