Analysis

  • max time kernel
    48s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19/11/2020, 06:18

General

  • Target
    82a0a0bd6084c5a28081310e75e7f608.exe
  • Size 1.5MB
  • Sample201119-chjs7k18ca
  • SHA256 bad1feef0055835db4f894b4885b48d596788458bc9095d4c0af9ec36a97077d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • 5e4db353b88c002ba6466c06437973619aad03b3

Attributes
  • url4cnc

    https://telete.in/brikitiki

rc4.plain
rc4.plain

Extracted

Family
  • azorult

C2
  • http://195.245.112.115/index.php

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

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
  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Async RAT payload 2 IoCs
  • ModiLoader First Stage 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 11 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 1 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82a0a0bd6084c5a28081310e75e7f608.exe
    "C:\Users\Admin\AppData\Local\Temp\82a0a0bd6084c5a28081310e75e7f608.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Users\Admin\AppData\Local\Temp\FGbfttrev.exe
      "C:\Users\Admin\AppData\Local\Temp\FGbfttrev.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Users\Admin\AppData\Local\Temp\FGbfttrev.exe
        "C:\Users\Admin\AppData\Local\Temp\FGbfttrev.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        PID:1612
    • C:\Users\Admin\AppData\Local\Temp\FDvbcgfert.exe
      "C:\Users\Admin\AppData\Local\Temp\FDvbcgfert.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Users\Admin\AppData\Local\Temp\FDvbcgfert.exe
        "C:\Users\Admin\AppData\Local\Temp\FDvbcgfert.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:3604
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c taskkill /pid 3604 & erase C:\Users\Admin\AppData\Local\Temp\FDvbcgfert.exe & RD /S /Q C:\\ProgramData\\042777460700241\\* & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3736
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /pid 3604
            5⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:2532
    • C:\Users\Admin\AppData\Local\Temp\82a0a0bd6084c5a28081310e75e7f608.exe
      "C:\Users\Admin\AppData\Local\Temp\82a0a0bd6084c5a28081310e75e7f608.exe"
      2⤵
      • Loads dropped DLL
      • Drops desktop.ini file(s)
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:4068
      • C:\Users\Admin\AppData\Local\Temp\xjp2YclyHU.exe
        "C:\Users\Admin\AppData\Local\Temp\xjp2YclyHU.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3848
        • C:\Users\Admin\AppData\Local\Temp\xjp2YclyHU.exe
          "C:\Users\Admin\AppData\Local\Temp\xjp2YclyHU.exe"
          4⤵
          • Executes dropped EXE
          PID:508
      • C:\Users\Admin\AppData\Local\Temp\OOU3hvAe6W.exe
        "C:\Users\Admin\AppData\Local\Temp\OOU3hvAe6W.exe"
        3⤵
        • Executes dropped EXE
        PID:1488
      • C:\Users\Admin\AppData\Local\Temp\O7rjxXV4lR.exe
        "C:\Users\Admin\AppData\Local\Temp\O7rjxXV4lR.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1536
        • C:\Users\Admin\AppData\Local\Temp\O7rjxXV4lR.exe
          "C:\Users\Admin\AppData\Local\Temp\O7rjxXV4lR.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:732
          • \??\c:\windows\SysWOW64\cmstp.exe
            "c:\windows\system32\cmstp.exe" /au C:\Windows\temp\icukdbso.inf
            5⤵
              PID:3920
        • C:\Users\Admin\AppData\Local\Temp\yLaFQCLx7x.exe
          "C:\Users\Admin\AppData\Local\Temp\yLaFQCLx7x.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1648
          • C:\Users\Admin\AppData\Local\Temp\yLaFQCLx7x.exe
            "C:\Users\Admin\AppData\Local\Temp\yLaFQCLx7x.exe"
            4⤵
            • Executes dropped EXE
            • Windows security modification
            PID:3332
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              "powershell" Get-MpPreference -verbose
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:3932
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\82a0a0bd6084c5a28081310e75e7f608.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3844
          • C:\Windows\SysWOW64\timeout.exe
            timeout /T 10 /NOBREAK
            4⤵
            • Delays execution with timeout.exe
            PID:3948
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}
      1⤵
        PID:2188
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c start C:\Windows\temp\c4r3cbaf.exe
          2⤵
            PID:1344
            • C:\Windows\temp\c4r3cbaf.exe
              C:\Windows\temp\c4r3cbaf.exe
              3⤵
              • Executes dropped EXE
              PID:200
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "powershell" Get-MpPreference -verbose
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:2280
              • 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:800
              • 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:2276
              • 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:3492
              • 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:1268
              • 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:3684
              • 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:4128
              • 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:4212
              • 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:4332
              • 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:4424
              • 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:4600
              • 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:4680
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SubmitSamplesConsent 2
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:4780
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /IM cmstp.exe /F
            2⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:1296

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/200-120-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/200-122-0x0000000000530000-0x0000000000531000-memory.dmp

              memory/508-88-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/508-80-0x0000000000400000-0x0000000000412000-memory.dmp

              memory/732-75-0x0000000000400000-0x000000000040C000-memory.dmp

              memory/732-81-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/800-144-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/1268-150-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/1488-105-0x00000000041C0000-0x000000000421C000-memory.dmp

              memory/1488-194-0x0000000004C20000-0x0000000004C71000-memory.dmp

              memory/1536-69-0x0000000005680000-0x0000000005681000-memory.dmp

              memory/1536-54-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/1536-55-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

              memory/1536-71-0x0000000005AC0000-0x0000000005AFD000-memory.dmp

              memory/1536-60-0x0000000005B00000-0x0000000005B01000-memory.dmp

              memory/1536-73-0x0000000005A10000-0x0000000005A26000-memory.dmp

              memory/1612-15-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/1612-18-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/1648-65-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/2276-147-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/2280-128-0x00000194F7230000-0x00000194F7231000-memory.dmp

              memory/2280-126-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/2280-127-0x00000194F7080000-0x00000194F7081000-memory.dmp

              memory/3332-76-0x0000000000400000-0x0000000000408000-memory.dmp

              memory/3332-83-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/3492-149-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/3604-19-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/3604-22-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/3684-152-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/3848-72-0x0000000004EE0000-0x0000000004F19000-memory.dmp

              memory/3848-67-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

              memory/3848-56-0x0000000000190000-0x0000000000191000-memory.dmp

              memory/3848-47-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/3932-110-0x0000000007D00000-0x0000000007D01000-memory.dmp

              memory/3932-125-0x0000000008500000-0x0000000008501000-memory.dmp

              memory/3932-130-0x0000000009410000-0x0000000009443000-memory.dmp

              memory/3932-106-0x00000000079E0000-0x00000000079E1000-memory.dmp

              memory/3932-104-0x0000000007320000-0x0000000007321000-memory.dmp

              memory/3932-119-0x00000000084B0000-0x00000000084B1000-memory.dmp

              memory/3932-107-0x0000000007C10000-0x0000000007C11000-memory.dmp

              memory/3932-109-0x0000000007C80000-0x0000000007C81000-memory.dmp

              memory/3932-103-0x0000000006C90000-0x0000000006C91000-memory.dmp

              memory/3932-137-0x00000000093F0000-0x00000000093F1000-memory.dmp

              memory/3932-188-0x00000000086A0000-0x00000000086A1000-memory.dmp

              memory/3932-141-0x0000000009710000-0x0000000009711000-memory.dmp

              memory/3932-115-0x0000000008150000-0x0000000008151000-memory.dmp

              memory/3932-186-0x00000000086B0000-0x00000000086B1000-memory.dmp

              memory/3932-100-0x00000000720B0000-0x000000007279E000-memory.dmp

              memory/3932-138-0x0000000009550000-0x0000000009551000-memory.dmp

              memory/4068-14-0x0000000000400000-0x0000000000497000-memory.dmp

              memory/4068-11-0x0000000000400000-0x0000000000497000-memory.dmp

              memory/4128-154-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4212-156-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4304-199-0x0000000002A90000-0x0000000002A91000-memory.dmp

              memory/4304-197-0x00000000027D0000-0x00000000027D1000-memory.dmp

              memory/4332-162-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4424-164-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4600-170-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4680-171-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp

              memory/4780-173-0x00007FFD72180000-0x00007FFD72B6C000-memory.dmp