Analysis

  • max time kernel
    74s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    11-11-2020 16:19

General

  • Target

    6d01213c51ed2570b263b28fa4b9f320.exe

  • Size

    1.1MB

  • MD5

    6d01213c51ed2570b263b28fa4b9f320

  • SHA1

    aa5aa4142ff6de7e5560424d252c2bf234f14651

  • SHA256

    b99d5d0e6ebfd38c47b999a704cb2558797ed6b149356075036a0de57fbca261

  • SHA512

    0ca8354473740c4f6212159f98571eaf3041ea895a3e067b52c9b5e380c948cc5df0fa18171674c35afd5f0bdeb75e676b41a548be1a3e05ed5f7906a8365766

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

agentttt.ac.ug:6970

agentpurple.ac.ug:6970

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • aes_key

    16dw6EDbQkYZp5BTs7cmLUicVtOA4UQr

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    Default

  • host

    agentttt.ac.ug,agentpurple.ac.ug

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    AsyncMutex_6SI8OkPnk

  • pastebin_config

    null

  • port

    6970

  • version

    0.5.7B

aes.plain

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Contains code to disable Windows Defender 6 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Async RAT payload 2 IoCs
  • ModiLoader First Stage 1 IoCs
  • ModiLoader Second Stage 1 IoCs
  • ServiceHost packer 45 IoCs

    Detects ServiceHost packer used for .NET malware

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops desktop.ini file(s) 1 IoCs
  • JavaScript code in executable 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 373 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 97 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d01213c51ed2570b263b28fa4b9f320.exe
    "C:\Users\Admin\AppData\Local\Temp\6d01213c51ed2570b263b28fa4b9f320.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Users\Admin\AppData\Local\Temp\axcjgfhwvvas.exe
      "C:\Users\Admin\AppData\Local\Temp\axcjgfhwvvas.exe"
      2⤵
      • Executes dropped EXE
      PID:3372
    • C:\Users\Admin\AppData\Local\Temp\6d01213c51ed2570b263b28fa4b9f320.exe
      "{path}"
      2⤵
        PID:3100
      • C:\Users\Admin\AppData\Local\Temp\6d01213c51ed2570b263b28fa4b9f320.exe
        "{path}"
        2⤵
        • Loads dropped DLL
        • Drops desktop.ini file(s)
        • Suspicious use of WriteProcessMemory
        PID:3352
        • C:\Users\Admin\AppData\Local\Temp\1RdiI043Xv.exe
          "C:\Users\Admin\AppData\Local\Temp\1RdiI043Xv.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3116
          • C:\Users\Admin\AppData\Local\Temp\1RdiI043Xv.exe
            "C:\Users\Admin\AppData\Local\Temp\1RdiI043Xv.exe"
            4⤵
            • Executes dropped EXE
            PID:3156
        • C:\Users\Admin\AppData\Local\Temp\hgN08oxHXW.exe
          "C:\Users\Admin\AppData\Local\Temp\hgN08oxHXW.exe"
          3⤵
          • Executes dropped EXE
          PID:4032
        • C:\Users\Admin\AppData\Local\Temp\8k4ZdjKXIU.exe
          "C:\Users\Admin\AppData\Local\Temp\8k4ZdjKXIU.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3520
          • C:\Users\Admin\AppData\Local\Temp\8k4ZdjKXIU.exe
            "C:\Users\Admin\AppData\Local\Temp\8k4ZdjKXIU.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3128
            • \??\c:\windows\SysWOW64\cmstp.exe
              "c:\windows\system32\cmstp.exe" /au C:\Windows\temp\gap112qz.inf
              5⤵
                PID:3252
          • C:\Users\Admin\AppData\Local\Temp\o4I9l466WN.exe
            "C:\Users\Admin\AppData\Local\Temp\o4I9l466WN.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2468
            • C:\Users\Admin\AppData\Local\Temp\o4I9l466WN.exe
              "C:\Users\Admin\AppData\Local\Temp\o4I9l466WN.exe"
              4⤵
              • Executes dropped EXE
              • Windows security modification
              • Suspicious use of WriteProcessMemory
              PID:3924
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                "powershell" Get-MpPreference -verbose
                5⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:1160
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\6d01213c51ed2570b263b28fa4b9f320.exe"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2492
            • C:\Windows\SysWOW64\timeout.exe
              timeout /T 10 /NOBREAK
              4⤵
              • Delays execution with timeout.exe
              PID:3012
      • C:\Windows\SysWOW64\DllHost.exe
        C:\Windows\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3492
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c start C:\Windows\temp\vbca4x3e.exe
          2⤵
            PID:1540
            • C:\Windows\temp\vbca4x3e.exe
              C:\Windows\temp\vbca4x3e.exe
              3⤵
              • Executes dropped EXE
              PID:3104
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "powershell" Get-MpPreference -verbose
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:512
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableArchiveScanning $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:3920
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableBlockAtFirstSeen $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:1908
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableIOAVProtection $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2840
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisablePrivacyMode $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:1120
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableScriptScanning $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2964
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -HighThreatDefaultAction 6 -Force
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:504
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -LowThreatDefaultAction 6
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4112
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -MAPSReporting 0
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4212
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ModerateThreatDefaultAction 6
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4320
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SevereThreatDefaultAction 6
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4456
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SignatureDisableUpdateOnStartupWithoutEngine $true
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4580
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SubmitSamplesConsent 2
                4⤵
                  PID:4680
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /IM cmstp.exe /F
              2⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:856

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/504-150-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/512-122-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/512-128-0x000001EBF1370000-0x000001EBF1371000-memory.dmp

            Filesize

            4KB

          • memory/512-126-0x000001EBD6F80000-0x000001EBD6F81000-memory.dmp

            Filesize

            4KB

          • memory/1120-142-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/1160-130-0x0000000008B50000-0x0000000008B51000-memory.dmp

            Filesize

            4KB

          • memory/1160-193-0x0000000009BD0000-0x0000000009BD1000-memory.dmp

            Filesize

            4KB

          • memory/1160-114-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/1160-131-0x0000000008A20000-0x0000000008A21000-memory.dmp

            Filesize

            4KB

          • memory/1160-147-0x00000000099C0000-0x00000000099F3000-memory.dmp

            Filesize

            204KB

          • memory/1160-162-0x00000000099A0000-0x00000000099A1000-memory.dmp

            Filesize

            4KB

          • memory/1160-129-0x00000000081A0000-0x00000000081A1000-memory.dmp

            Filesize

            4KB

          • memory/1160-124-0x00000000079F0000-0x00000000079F1000-memory.dmp

            Filesize

            4KB

          • memory/1160-164-0x0000000009AF0000-0x0000000009AF1000-memory.dmp

            Filesize

            4KB

          • memory/1160-125-0x0000000007AD0000-0x0000000007AD1000-memory.dmp

            Filesize

            4KB

          • memory/1160-127-0x0000000008390000-0x0000000008391000-memory.dmp

            Filesize

            4KB

          • memory/1160-196-0x0000000009BC0000-0x0000000009BC1000-memory.dmp

            Filesize

            4KB

          • memory/1160-118-0x0000000007B70000-0x0000000007B71000-memory.dmp

            Filesize

            4KB

          • memory/1160-123-0x0000000007950000-0x0000000007951000-memory.dmp

            Filesize

            4KB

          • memory/1160-116-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

            Filesize

            4KB

          • memory/1160-174-0x0000000009CD0000-0x0000000009CD1000-memory.dmp

            Filesize

            4KB

          • memory/1908-138-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/2468-99-0x0000000005A20000-0x0000000005A58000-memory.dmp

            Filesize

            224KB

          • memory/2468-61-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/2468-63-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

            Filesize

            4KB

          • memory/2512-228-0x0000000000C00000-0x0000000000C01000-memory.dmp

            Filesize

            4KB

          • memory/2512-231-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

            Filesize

            4KB

          • memory/2840-140-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/2964-144-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/3104-117-0x0000000000430000-0x0000000000431000-memory.dmp

            Filesize

            4KB

          • memory/3104-115-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/3116-40-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3116-41-0x0000000000A00000-0x0000000000A01000-memory.dmp

            Filesize

            4KB

          • memory/3116-70-0x0000000005850000-0x0000000005866000-memory.dmp

            Filesize

            88KB

          • memory/3116-69-0x00000000057E0000-0x0000000005820000-memory.dmp

            Filesize

            256KB

          • memory/3128-84-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3128-80-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/3156-71-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3156-75-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3252-93-0x0000000004F90000-0x0000000004F91000-memory.dmp

            Filesize

            4KB

          • memory/3252-95-0x0000000005120000-0x0000000005221000-memory.dmp

            Filesize

            1.0MB

          • memory/3352-16-0x0000000000400000-0x0000000000493000-memory.dmp

            Filesize

            588KB

          • memory/3352-19-0x0000000000400000-0x0000000000493000-memory.dmp

            Filesize

            588KB

          • memory/3372-17-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3372-20-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/3372-210-0x00000000059F0000-0x0000000005A37000-memory.dmp

            Filesize

            284KB

          • memory/3372-22-0x0000000004C50000-0x0000000004CA2000-memory.dmp

            Filesize

            328KB

          • memory/3520-78-0x00000000065E0000-0x0000000006611000-memory.dmp

            Filesize

            196KB

          • memory/3520-53-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/3520-52-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3760-221-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/3760-217-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/3916-401-0x0000000004EB0000-0x0000000004F09000-memory.dmp

            Filesize

            356KB

          • memory/3916-223-0x00000000073C0000-0x000000000741B000-memory.dmp

            Filesize

            364KB

          • memory/3916-220-0x00000000006A0000-0x00000000006A1000-memory.dmp

            Filesize

            4KB

          • memory/3916-216-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3920-137-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/3924-106-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3924-102-0x0000000000400000-0x0000000000408000-memory.dmp

            Filesize

            32KB

          • memory/3980-10-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

            Filesize

            4KB

          • memory/3980-0-0x0000000073920000-0x000000007400E000-memory.dmp

            Filesize

            6.9MB

          • memory/3980-5-0x000000000A090000-0x000000000A091000-memory.dmp

            Filesize

            4KB

          • memory/3980-8-0x000000000C5E0000-0x000000000C5F4000-memory.dmp

            Filesize

            80KB

          • memory/3980-6-0x0000000004C00000-0x0000000004C01000-memory.dmp

            Filesize

            4KB

          • memory/3980-7-0x000000000C910000-0x000000000C911000-memory.dmp

            Filesize

            4KB

          • memory/3980-4-0x000000000A590000-0x000000000A591000-memory.dmp

            Filesize

            4KB

          • memory/3980-9-0x0000000004C40000-0x0000000004CFA000-memory.dmp

            Filesize

            744KB

          • memory/3980-3-0x0000000006FC0000-0x0000000007088000-memory.dmp

            Filesize

            800KB

          • memory/3980-1-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/4032-153-0x0000000004AA0000-0x0000000004AFC000-memory.dmp

            Filesize

            368KB

          • memory/4032-212-0x0000000005500000-0x000000000554D000-memory.dmp

            Filesize

            308KB

          • memory/4112-158-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/4212-165-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/4320-167-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/4456-170-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/4580-173-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/4680-176-0x00007FFCA08C0000-0x00007FFCA12AC000-memory.dmp

            Filesize

            9.9MB

          • memory/5072-412-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/5072-407-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB