Overview

overview

10

Static

static

5a0e56ade0...10.exe

windows7-x64

10

5a0e56ade0...10.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2022 02:01

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General

  • Target

    5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310.exe

  • Size

    360KB

  • MD5

    5d73b551f8c6abd194d9bffe8ec1968a

  • SHA1

    ed3cceaee93ed29d06c05784cb870a56b529b148

  • SHA256

    5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310

  • SHA512

    3d996a38c15801ba9a96cee6bbb33128a9f5431102c2d3ca265f709269b54c12862d2a545951c0abba76ced582d90e57d226988fcc4ecdb4ba7dca36c43e0f7c

Score
10/10
teslacryptpersistenceransomwarespywarestealersuricata

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1101907861-274115917-2188613224-1000\_ReCoVeRy_+vxuoq.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://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113 2 - http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113 3 - http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113 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/B1EB93A6A6FA2113 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113 http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113 http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113 Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/B1EB93A6A6FA2113
URLs

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113

http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113

http://xlowfznrg4wf7dli.ONION/B1EB93A6A6FA2113

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1101907861-274115917-2188613224-1000\_ReCoVeRy_+vxuoq.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; <!---4231213423142134231421342341234 --> 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<!------4231213423142134231421342341234 --> happened <!------4231213423142134231421342341234 --> to your<!------4231213423142134231421342341234 --> files?</b></font><br> <font style="font-size:13px;">All <!------4231213423142134231421342341234 -->of your files<!------4231213423142134231421342341234 --> were <!------4231213423142134231421342341234 --> protected by a strong<!------4231213423142134231421342341234 --> encr<!---4231213423142134231421342341234 -->yption wi<!---4231213423142134231421342341234 -->th <!------4231213423142134231421342341234 -->RSA4096 <!------4231213423142134231421342341234 --> <br> More <!------4231213423142134231421342341234 --> information about the <!------4231213423142134231421342341234 -->encryption RSA4096 can be<!------4231213423142134231421342341234 --> fou<!---4231213423142134231421342341234 -->nd <a href= http://en.wikipedia.org/wiki/RSA_(cryptosystem) target="_blank"> htt<!--4231213423142134231421342341234 -->ps:<!--4231213423142134231421342341234 -->//en<!--4231213423142134231421342341234 -->.w<!--4231213423142134231421342341234 -->ikipedia<!--4231213423142134231421342341234 -->.<!--4231213423142134231421342341234 -->org/wiki/RSA_(cry<!--4231213423142134231421342341234 -->ptosystem) </a><br></font> <br><b><font class="ttl">Wh<!--4231213423142134231421342341234 -->at <!------4231213423142134231421342341234 --> does th<!--4231213423142134231421342341234 -->is mean?</b></font><br><font style="font-size:13px;"> T<!--4231213423142134231421342341234 -->his<!------4231213423142134231421342341234 --> mea<!--4231213423142134231421342341234 -->ns that the <!------4231213423142134231421342341234 --> str<!--4231213423142134231421342341234 -->ucture and da<!--4231213423142134231421342341234 -->ta wi<!--4231213423142134231421342341234 -->thin your <!------4231213423142134231421342341234 -->files ha<!--4231213423142134231421342341234 -->ve be<!--4231213423142134231421342341234 -->en<!------4231213423142134231421342341234 --> irre<!--4231213423142134231421342341234 -->voca<!--4231213423142134231421342341234 -->bly changed, you will not be able work wi<!--4231213423142134231421342341234 -->th them, read<!------4231213423142134231421342341234 --> th<!--4231213423142134231421342341234 -->em or see them, <!------4231213423142134231421342341234 -->it is the s<!--4231213423142134231421342341234 -->ame thing <!------4231213423142134231421342341234 -->as los<!--4231213423142134231421342341234 -->ing <!------4231213423142134231421342341234 -->them for<!--4231213423142134231421342341234 -->ever, but with our he<!--4231213423142134231421342341234 -->lp, you <!------4231213423142134231421342341234 --> can re<!--4231213423142134231421342341234 -->st<!--4231213423142134231421342341234 -->ore t<!--4231213423142134231421342341234 -->hem <br><br><b><font class="ttl"><!------4231213423142134231421342341234 -->Ho<!--4231213423142134231421342341234 -->w d<!--4231213423142134231421342341234 -->id th<!--4231213423142134231421342341234 -->is hap<!--4231213423142134231421342341234 -->pen?<!------4231213423142134231421342341234 --></b></font> <br> <!------4231213423142134231421342341234 --> <font style="font-size:13px;"><!------4231213423142134231421342341234 --> Espec<!--4231213423142134231421342341234 -->ially for y<!--4231213423142134231421342341234 -->ou,<!------4231213423142134231421342341234 --> on our SER<!--4231213423142134231421342341234 -->VER <!------4231213423142134231421342341234 -->was gene<!--4231213423142134231421342341234 -->rated <!------4231213423142134231421342341234 -->the sec<!--4231213423142134231421342341234 -->ret k<!--4231213423142134231421342341234 -->ey <br>Al<!--4231213423142134231421342341234-->l y<!--4231213423142134231421342341234-->our <!------4231213423142134231421342341234 --> files w<!--4231213423142134231421342341234-->ere encry<!--4231213423142134231421342341234-->pted with the p<!--4231213423142134231421342341234-->ublic k<!--4231213423142134231421342341234-->ey, <!------4231213423142134231421342341234 --> wh<!--4231213423142134231421342341234-->ich has b<!--4231213423142134231421342341234-->een <!------4231213423142134231421342341234 --> trans<!--4231213423142134231421342341234-->ferred to <!------4231213423142134231421342341234 -->y<!--4231213423142134231421342341234-->our co<!--4231213423142134231421342341234-->mputer via <!------4231213423142134231421342341234 -->the Inter<!--4231213423142134231421342341234-->net.<!--4231213423142134231421342341234--><br> <!------4231213423142134231421342341234 --> Decr<!--4231213423142134231421342341234-->ypting of <!------4231213423142134231421342341234 -->YO<!--4231213423142134231421342341234-->UR FI<!--4231213423142134231421342341234-->LES is <!--4231213423142134231421342341234 -->on<!--4231213423142134231421342341234 -->ly p<!--4231213423142134231421342341234 -->oss<!--4231213423142134231421342341234-->ible <!--- -4231213423142134231421342341234 -->w<!--4231213423142134231421342341234 -->ith the he<!--4231213423142134231421342341234-->lp of t<!--4231213423142134231421342341234 -->he <!----4231213423142134231421342341234 -->pri<!--4231213423142134231421342341234-->va<!--4231213423142134231421342341234 -->te k<!--4231213423142134231421342341234-->ey a<!--4231213423142134231421342341234 -->nd <!--4231213423142134231421342341234 -->d<!--4231213423142134231421342341234 -->ecr<!--4231213423142134231421342341234-->ypt p<!--4231213423142134231421342341234 -->rog<!--4231213423142134231421342341234-->ram <!--4231213423142134231421342341234 -->wh<!--4231213423142134231421342341234-->ich is on our <!--- -4231213423142134231421342341234 -->Sec<!--4231213423142134231421342341234-->ret <!--4231213423142134231421342341234 -->Ser<!--4231213423142134231421342341234-->ver!!! </font><br><br><b><font class="ttl">Wh<!--4231213423142134231421342341234-->at do I do?</b></font> <br><font style="font-size:13px;">Alas, if you <!--4231213423142134231421342341234 --> do not take <!---4231213423142134231421342341234 --> the nece<!--4231213423142134231421342341234-->ssary meas<!--4231213423142134231421342341234-->ures <!--4231213423142134231421342341234-->for the spec<!--4231213423142134231421342341234-->ified ti<!--4231213423142134231421342341234-->me th<!--4231213423142134231421342341234-->en t<!--4231213423142134231421342341234-->he co<!--4231213423142134231421342341234-->nditions fo<!--4231213423142134231421342341234-->r obta<!--4231213423142134231421342341234-->ining the priv<!--4231213423142134231421342341234-->ate ke<!--4231213423142134231421342341234-->y w<!--4231213423142134231421342341234-->ill be cha<!--4231213423142134231421342341234-->nged<!--- 4231213423142134231421342341234 --> <br> <!-----4231213423142134231421342341234 --> If you really need <!------4231213423142134231421342341234 --> your data, <!------4231213423142134231421342341234 -->then we suggest you <!------4231213423142134231421342341234 --> do not waste<!------4231213423142134231421342341234 --> valuable <!------4231213423142134231421342341234 --> time searching <!------4231213423142134231421342341234 -->for other <!------4231213423142134231421342341234 --> solutions <!------4231213423142134231421342341234 -->becausen <!----4231213423142134231421342341234 --> they do not exist.</font><br><br> <!----4231213423142134231421342341234 --><div class="tb" style="color:#880000; font-size:13px; border-width:3px;">For more specific instructions, please<!------4231213423142134231421342341234 --> visit your <!------4231213423142134231421342341234 --> personal <!------4231213423142134231421342341234 -->home page,<!------4231213423142134231421342341234 --> there are<!------4231213423142134231421342341234 --> a few <!------4231213423142134231421342341234 -->different <!------4231213423142134231421342341234 -->addresses<!------4231213423142134231421342341234 --> pointing to <!------4231213423142134231421342341234 --> your page<!------4231213423142134231421342341234 --> below:<b><hr> <!---000==-=-==-=-=-=-=-=-=---> 1 - <a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113</a> <br> <!------000==-=-==-=-=-=-=-=-= --> 2 - <a href=http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113</a> <br> <!------000==-=-==-=-=-=-=-=-= --> 3 - <a href=http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113 target="_blank">http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113</a> <br> <!------000==-=-==-=-=-=-=-=-= --></div><br><div class="tb" style="font-size:13px; border-color:#880000;"><b>If for some reasons the <!-----000==-=-==-=-=-=-=-=-= --> addresses are not available, <!------000==-=-==-=-=-=-=-=-= --> follow these steps:</b> <hr> 1 - <!------000==-=-==-=-=-=-=-=-= --> Download and <!------000==-=-==-=-=-=-=-=-= --> 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 - <!---000==-=-==-=-=-=-=-=-= --> Af<!---000==-=-==-=-=-=-=-=-=--->ter a<!---000==-=-==-=-=-=-=-=-=---> succe<!---000==-=-==-=-=-=-=-=-=--->ssful<!------000==-=-==-=-=-=-=-=-= --> instal<!---000==-=-==-=-=-=-=-=-=--->lation, run the br<!---000==-=-==-=-=-=-=-=-=--->owser and w<!---000==-=-==-=-=-=-=-=-=--->ait for initi<!---000==-=-==-=-=-=-=-=-=--->alization.<br> 3 - <!--- 000==-=-==-=-=-=-=-=-= --> Ty<!---000==-=-==-=-=-=-=-=-=--->pe<!-- 000==-=-==-=-=-=-=-=-= --> in<!-- 000==-=-==-=-=-=-=-=-= --> the t<!---000==-=-==-=-=-=-=-=-=--->or-bro<!---000==-=-==-=-=-=-=-=-=--->wser<!-- 000==-=-==-=-=-=-=-=-= --> add<!---000==-=-==-=-=-=-=-=-=--->ress<!-- 000==-=-==-=-=-=-=-=-= --> bar: <font style="font-weight:bold; color:#009977;"><!-- 000==-=-==-=-=-=-=-=-= -->xlowfznrg4wf7dli.onion/B1EB93A6A6FA2113<!-- 000==-=-==-=-=-=-=-=-= --></font><!-- 000==-=-==-=-=-=-=-=-= --><br> 4 - <!--- 000==-=-==-=-=-=-=-=-= --> Fol<!---000==-=-==-=-=-=-=-=-=--->low the instr<!---000==-=-==-=-=-=-=-=-=--->uctions <!-- 000==-=-==-=-=-=-=-=-= --> on the site.</div><br><br><b>!!! IMPO<!---000==-=-==-=-=-=-=-=-=--->RTANT INFO<!---000==-=-==-=-=-=-=-=-=--->RMATION:</b><br> <!-----000==-=-==-=-=-=-=-=-= --><div class="tb" style="width:790px;"><!-----000==-=-==-=-=-=-=-=-= --> Yo<!---000==-=-==-=-=-=-=-=-=--->ur Pers<!---000==-=-==-=-=-=-=-=-=--->onal PAGES<b>: <br> <a href=http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113 target="_blank">http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B1EB93A6A6FA2113</a> <br><a href=http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113 target="_blank">http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B1EB93A6A6FA2113</a> <br> <!-----000==-=-==-=-=-=-=-=-= --><a href=http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113 target="_blank">http://yyre45dbvn2nhbefbmh.begumvelic.at/B1EB93A6A6FA2113</a> <br> <!-----000==-=-==-=-=-=-=-=-= --> Your <!------000==-=-==-=-=-=-=-=-= --> Personal TOR-Browser<!-----000==-=-==-=-=-=-=-=-= --> page : <!-----000==-=-==-=-=-=-=-=-= --><font style="font-weight:bold; color:#009977;"><!-- 000==-=-==-=-=-=-=-=-= -->xlowfznrg4wf7dli.onion/B1EB93A6A6FA2113<!-- 000==-=-==-=-=-=-=-=-= --></font><br> <!-----000==-=-==-=-=-=-=-=-= --> Your personal <!------000==-=-==-=-=-=-=-=-= --> ID <!-----000==-=-==-=-=-=-=-=-= --> (if you open <!------000==-=-==-=-=-=-=-=-= --> the site directly): <!-----000==-=-==-=-=-=-=-=-= --> <font style="font-weight:bold; color:#770000;">B1EB93A6A6FA2113</font><br> </div></div></center></body></html>

Signatures

  • TeslaCrypt, AlphaCrypt

    Ransomware based on CryptoLocker. Shut down by the developers in 2016.

    ransomwareteslacrypt
  • suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

    suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon

    suricata
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Executes dropped EXE 1 IoCs
  • Modifies extensions of user files 4 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310.exe
    "C:\Users\Admin\AppData\Local\Temp\5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\fsceiycgygnr.exe
      C:\Windows\fsceiycgygnr.exe
      2⤵
      • Executes dropped EXE
      • Modifies extensions of user files
      • Checks computer location settings
      • 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
      PID:4308
      • C:\Windows\System32\wbem\WMIC.exe
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4684
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\5A0E56~1.EXE
      2⤵
        PID:4644
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4876

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\fsceiycgygnr.exe
      Filesize

      360KB

      MD5

      5d73b551f8c6abd194d9bffe8ec1968a

      SHA1

      ed3cceaee93ed29d06c05784cb870a56b529b148

      SHA256

      5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310

      SHA512

      3d996a38c15801ba9a96cee6bbb33128a9f5431102c2d3ca265f709269b54c12862d2a545951c0abba76ced582d90e57d226988fcc4ecdb4ba7dca36c43e0f7c

      Download Submit

    • C:\Windows\fsceiycgygnr.exe
      Filesize

      360KB

      MD5

      5d73b551f8c6abd194d9bffe8ec1968a

      SHA1

      ed3cceaee93ed29d06c05784cb870a56b529b148

      SHA256

      5a0e56ade0fd3259f3ee630111ba370a509a78e60d6e3cbd2c6a74ede64ab310

      SHA512

      3d996a38c15801ba9a96cee6bbb33128a9f5431102c2d3ca265f709269b54c12862d2a545951c0abba76ced582d90e57d226988fcc4ecdb4ba7dca36c43e0f7c

      Download Submit

    • memory/2200-130-0x0000000000400000-0x000000000049D000-memory.dmp

      Filesize

      628KB

      Download

    • memory/2200-134-0x0000000002280000-0x0000000002306000-memory.dmp

      Filesize

      536KB

      Download

    • memory/4308-142-0x0000000002000000-0x0000000002086000-memory.dmp

      Filesize

      536KB

      Download