Analysis

  • max time kernel
    151s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-07-2022 04:17

General

  • Target

    41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17.exe

  • Size

    407KB

  • MD5

    217e5f6481da0dc7c88a39c8acc51f2e

  • SHA1

    a1db164026ad38fb1937ac27d3de2fc09de9ea47

  • SHA256

    41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17

  • SHA512

    c8dd0b61e1a5f019cb87f4cc6089a6b24409ef28e1318ae4616d6cf4e3ee5f167d384fc4cf283d3e865590b03db85caad1f1568371e1cbc5c78a25c46ff250f4

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\_ReCoVeRy_+rxitq.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://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC 2 - http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC 3 - http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC 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/248750C1E15E75EC 4 - Follow the instructions on the site IMPORTANT INFORMATION Your personal pages http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC Your personal page Tor-Browser xlowfznrg4wf7dli.ONION/248750C1E15E75EC
URLs

http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC

http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC

http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC

http://xlowfznrg4wf7dli.ONION/248750C1E15E75EC

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\_ReCoVeRy_+rxitq.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> <!---2+1=3---> 1 - <a href=http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC target="_blank">http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC</a> <br> <!------2+1=3 --> 2 - <a href=http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC target="_blank">http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC</a> <br> <!------2+1=3 --> 3 - <a href=http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC target="_blank">http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC</a> <br> <!------2+1=3 --></div><br><div class="tb" style="font-size:13px; border-color:#880000;"><b>If for some reasons the <!-----2+1=3 --> addresses are not available, <!------2+1=3 --> follow these steps:</b> <hr> 1 - <!------2+1=3 --> Download and <!------2+1=3 --> 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 - <!---2+1=3 --> Af<!---2+1=3--->ter a<!---2+1=3---> succe<!---2+1=3--->ssful<!------2+1=3 --> instal<!---2+1=3--->lation, run the br<!---2+1=3--->owser and w<!---2+1=3--->ait for initi<!---2+1=3--->alization.<br> 3 - <!--- 2+1=3 --> Ty<!---2+1=3--->pe<!-- 2+1=3 --> in<!-- 2+1=3 --> the t<!---2+1=3--->or-bro<!---2+1=3--->wser<!-- 2+1=3 --> add<!---2+1=3--->ress<!-- 2+1=3 --> bar: <font style="font-weight:bold; color:#009977;"><!-- 2+1=3 -->xlowfznrg4wf7dli.onion/248750C1E15E75EC<!-- 2+1=3 --></font><!-- 2+1=3 --><br> 4 - <!--- 2+1=3 --> Fol<!---2+1=3--->low the instr<!---2+1=3--->uctions <!-- 2+1=3 --> on the site.</div><br><br><b>!!! IMPO<!---2+1=3--->RTANT INFO<!---2+1=3--->RMATION:</b><br> <!-----2+1=3 --><div class="tb" style="width:790px;"><!-----2+1=3 --> Yo<!---2+1=3--->ur Pers<!---2+1=3--->onal PAGES<b>: <br> <a href=http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC target="_blank">http://po4dbsjbneljhrlbvaueqrgveatv.bonmawp.at/248750C1E15E75EC</a> <br><a href=http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC target="_blank">http://u54bbnhf354fbkh254tbkhjbgy8258gnkwerg.tahaplap.com/248750C1E15E75EC</a> <br> <!-----2+1=3 --><a href=http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC target="_blank">http://w6bfg4hahn5bfnlsafgchkvg5fwsfvrt.hareuna.at/248750C1E15E75EC</a> <br> <!-----2+1=3 --> Your <!------2+1=3 --> Personal TOR-Browser<!-----2+1=3 --> page : <!-----2+1=3 --><font style="font-weight:bold; color:#009977;"><!-- 2+1=3 -->xlowfznrg4wf7dli.onion/248750C1E15E75EC<!-- 2+1=3 --></font><br> <!-----2+1=3 --> Your personal <!------2+1=3 --> ID <!-----2+1=3 --> (if you open <!------2+1=3 --> the site directly): <!-----2+1=3 --> <font style="font-weight:bold; color:#770000;">248750C1E15E75EC</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
  • Deletes itself 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17.exe
    "C:\Users\Admin\AppData\Local\Temp\41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1436
    • C:\Windows\seoqbmpjugga.exe
      C:\Windows\seoqbmpjugga.exe
      2⤵
      • Executes dropped EXE
      • 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:1248
      • C:\Windows\System32\wbem\WMIC.exe
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1824
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\41E328~1.EXE
      2⤵
      • Deletes itself
      PID:1004
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:392

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\seoqbmpjugga.exe

    Filesize

    407KB

    MD5

    217e5f6481da0dc7c88a39c8acc51f2e

    SHA1

    a1db164026ad38fb1937ac27d3de2fc09de9ea47

    SHA256

    41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17

    SHA512

    c8dd0b61e1a5f019cb87f4cc6089a6b24409ef28e1318ae4616d6cf4e3ee5f167d384fc4cf283d3e865590b03db85caad1f1568371e1cbc5c78a25c46ff250f4

  • C:\Windows\seoqbmpjugga.exe

    Filesize

    407KB

    MD5

    217e5f6481da0dc7c88a39c8acc51f2e

    SHA1

    a1db164026ad38fb1937ac27d3de2fc09de9ea47

    SHA256

    41e328055802f241a6b733563c04aa5945ad667bc1f0807b672c11c7fa477d17

    SHA512

    c8dd0b61e1a5f019cb87f4cc6089a6b24409ef28e1318ae4616d6cf4e3ee5f167d384fc4cf283d3e865590b03db85caad1f1568371e1cbc5c78a25c46ff250f4

  • memory/1004-60-0x0000000000000000-mapping.dmp

  • memory/1248-57-0x0000000000000000-mapping.dmp

  • memory/1248-62-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/1248-64-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/1436-54-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

    Filesize

    8KB

  • memory/1436-55-0x00000000002D0000-0x00000000002FF000-memory.dmp

    Filesize

    188KB

  • memory/1436-56-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/1436-61-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/1824-65-0x0000000000000000-mapping.dmp