Analysis
-
max time kernel
134s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
08/07/2022, 00:28
General
-
Target
42f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec.exe
-
Size
416KB
-
MD5
6828689183583c316fa5f62e8ee17643
-
SHA1
b58ccb198543760df3d2557df5cded5c3283f23a
-
SHA256
42f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec
-
SHA512
cc6833bee547ef6dcac0441dc91638dd853fba94aa90505728f44c1bb3b5bf9be5537f2d548cff6ac44db4c5db0c3e43880d8fea40637e72669ac7f0facd53fd
Score
10/10
Malware Config
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_RECoVERY_+thgft.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/891C95E6D931CEB6
2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6
3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6
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/891C95E6D931CEB6
4. Follow the instructions on the site.
---------------- IMPORTANT INFORMATION------------------------
*-*-* Your personal pages:
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/891C95E6D931CEB6
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6
*-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/891C95E6D931CEB6
URLs
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/891C95E6D931CEB6
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6
http://xlowfznrg4wf7dli.ONION/891C95E6D931CEB6
Extracted
Path
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_RECoVERY_+thgft.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;">
T<!--=0=0=0=0=0 -->his<!------=0=0=0=0=0 --> mea<!--=0=0=0=0=0 -->ns that the <!------=0=0=0=0=0 --> str<!--=0=0=0=0=0 -->ucture and da<!--=0=0=0=0=0 -->ta wi<!--=0=0=0=0=0 -->thin your
<!------=0=0=0=0=0 -->files ha<!--=0=0=0=0=0 -->ve be<!--=0=0=0=0=0 -->en<!------=0=0=0=0=0 --> irre<!--=0=0=0=0=0 -->voca<!--=0=0=0=0=0 -->bly
changed, you will not be able work
wi<!--=0=0=0=0=0 -->th
them, read<!------=0=0=0=0=0 --> th<!--=0=0=0=0=0 -->em or see them, <!------=0=0=0=0=0 -->it is the s<!--=0=0=0=0=0 -->ame thing
<!------=0=0=0=0=0 -->as los<!--=0=0=0=0=0 -->ing <!------=0=0=0=0=0 -->them for<!--=0=0=0=0=0 -->ever,
but with our he<!--=0=0=0=0=0 -->lp, you <!------=0=0=0=0=0 --> can re<!--=0=0=0=0=0 -->st<!--=0=0=0=0=0 -->ore t<!--=0=0=0=0=0 -->hem
<br><br><b><font class="ttl"><!------=0=0=0=0=0 -->Ho<!--=0=0=0=0=0 -->w d<!--=0=0=0=0=0 -->id th<!--=0=0=0=0=0 -->is hap<!--=0=0=0=0=0 -->pen?<!------=0=0=0=0=0 --></b></font> <br> <!------=0=0=0=0=0 -->
<font style="font-size:13px;"><!------=0=0=0=0=0 --> Espec<!--=0=0=0=0=0 -->ially for y<!--=0=0=0=0=0 -->ou,<!------=0=0=0=0=0 --> on our SER<!--=0=0=0=0=0 -->VER <!------=0=0=0=0=0 -->was gene<!--=0=0=0=0=0 -->rated
<!------=0=0=0=0=0 -->the sec<!--=0=0=0=0=0 -->ret k<!--=0=0=0=0=0 -->ey
<br>Al<!--=0=0=0=0=0-->l y<!--=0=0=0=0=0-->our <!------=0=0=0=0=0 --> files w<!--=0=0=0=0=0-->ere encry<!--=0=0=0=0=0-->pted with the p<!--=0=0=0=0=0-->ublic k<!--=0=0=0=0=0-->ey,
<!------=0=0=0=0=0 --> wh<!--=0=0=0=0=0-->ich has b<!--=0=0=0=0=0-->een <!------=0=0=0=0=0 -->
trans<!--=0=0=0=0=0-->ferred to <!------=0=0=0=0=0 -->y<!--=0=0=0=0=0-->our co<!--=0=0=0=0=0-->mputer via <!------=0=0=0=0=0 -->the Inter<!--=0=0=0=0=0-->net.<!--=0=0=0=0=0--><br>
<!------=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
<!--=0=0=0=0=0 -->on<!--=0=0=0=0=0 -->ly p<!--=0=0=0=0=0 -->oss<!--=0=0=0=0=0-->ible <!--- -=0=0=0=0=0 -->w<!--=0=0=0=0=0 -->ith the he<!--=0=0=0=0=0-->lp of t<!--=0=0=0=0=0 -->he <!----=0=0=0=0=0 -->pri<!--=0=0=0=0=0-->va<!--=0=0=0=0=0 -->te k<!--=0=0=0=0=0-->ey a<!--=0=0=0=0=0 -->nd <!--=0=0=0=0=0 -->d<!--=0=0=0=0=0 -->ecr<!--=0=0=0=0=0-->ypt p<!--=0=0=0=0=0 -->rog<!--=0=0=0=0=0-->ram
<!--=0=0=0=0=0 -->wh<!--=0=0=0=0=0-->ich is on our <!--- -=0=0=0=0=0 -->Sec<!--=0=0=0=0=0-->ret <!--=0=0=0=0=0 -->Ser<!--=0=0=0=0=0-->ver!!!
</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/891C95E6D931CEB6 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/891C95E6D931CEB6</a> <br>
<!------9=9=9=9=9=9=9=9 --> 2 - <a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6</a> <br>
<!------9=9=9=9=9=9=9=9 --> 3 - <a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6 target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6</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/891C95E6D931CEB6<!-- 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/891C95E6D931CEB6 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/891C95E6D931CEB6</a> <br><a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/891C95E6D931CEB6</a> <br>
<!-----9=9=9=9=9=9=9=9 --><a href=http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6 target="_blank">http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/891C95E6D931CEB6</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/891C95E6D931CEB6<!-- 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;">891C95E6D931CEB6</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
-
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Executes dropped EXE 1 IoCs
-
Modifies extensions of user files 2 IoCs
Ransomware generally changes the extension on encrypted files.
-
Deletes itself 1 IoCs
-
Drops startup file 3 IoCs
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 2 IoCs
-
Drops file in Program Files directory 64 IoCs
-
Drops file in Windows directory 2 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies Internet Explorer settings 1 TTPs 25 IoCs
-
Opens file in notepad (likely ransom note) 1 IoCs
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
-
Suspicious use of FindShellTrayWindow 2 IoCs
-
Suspicious use of SetWindowsHookEx 4 IoCs
-
Suspicious use of WriteProcessMemory 28 IoCs
-
System policy modification 1 TTPs 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\42f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec.exe"C:\Users\Admin\AppData\Local\Temp\42f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\mpmrphvwogfd.exeC:\Windows\mpmrphvwogfd.exe2⤵
- Executes dropped EXE
- Modifies extensions of user files
- Drops startup file
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
-
C:\Windows\System32\wbem\WMIC.exe"C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive3⤵
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\RECOVERY.TXT3⤵
- Opens file in notepad (likely ransom note)
-
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\RECOVERY.HTM3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1856 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
-
-
-
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:\Windows\MPMRPH~1.EXE3⤵
-
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\42F907~1.EXE2⤵
- Deletes itself
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}1⤵
- Suspicious use of FindShellTrayWindow
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
8KB
MD5ef08ff52ceb9c3d0d2e30c7ed4ef7625
SHA1da01bd1909aca104dacff5c24fe1fa10a0a1e52c
SHA256b05abdbd3b1072e2392613b2264a5c8aff70a1b0f3016cbf658fd892b478c0f4
SHA512848ec136aca60f7e4a2d88e0728a990511568421c32ed25d5f7bda46c1e0b032af5a01a00c7e1ea7fe51337a34140528087f6aaa3964d750b298eb71495713f0
-
Filesize
1KB
MD56a5d94bb5b298635453a670b436e9f4f
SHA19df32d289cf59e98397edb8d03d066c9d3d95223
SHA25649f144f2eb1005baec089401a1c9395498b009c7f5e97d082555fd4b4881a682
SHA51239329f2df7a8fd1c87ef9cee1898566a1529bb4e54c8077473e04b16cf207e100a75b3844b70c45b648fb7909f89232a8045c3b304461dfc400c597eb9346abc
-
Filesize
65KB
MD59ffdea08158ae9af6582ed6e480e10c2
SHA1258b50e5b3e836cca7243f14ecd076faa8f1f3e4
SHA25659a7cd6666ef031d8cd78cfa3bfbeb522948492973988bc0f43c2a00391312ce
SHA512e5458f5a3b10ac4169e99a6564e822638b8ff55debb561909c479539429b84075391cf6fd4fe17379db3c79313a3fa4ba6ea4ee1f7af1176e1b7e3e40b467ae0
-
Filesize
416KB
MD56828689183583c316fa5f62e8ee17643
SHA1b58ccb198543760df3d2557df5cded5c3283f23a
SHA25642f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec
SHA512cc6833bee547ef6dcac0441dc91638dd853fba94aa90505728f44c1bb3b5bf9be5537f2d548cff6ac44db4c5db0c3e43880d8fea40637e72669ac7f0facd53fd
-
Filesize
416KB
MD56828689183583c316fa5f62e8ee17643
SHA1b58ccb198543760df3d2557df5cded5c3283f23a
SHA25642f907c279df4e4963e210bb00c24d9e0d350c3db632353c1371ed2121b64aec
SHA512cc6833bee547ef6dcac0441dc91638dd853fba94aa90505728f44c1bb3b5bf9be5537f2d548cff6ac44db4c5db0c3e43880d8fea40637e72669ac7f0facd53fd
-
Filesize
684KB
-
Filesize
8KB
-
Filesize
528KB
-
Filesize
684KB
