Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    31-07-2020 11:12

General

  • Target

    24c2540e588585a4daf8b3fe1112a78d.exe

  • Size

    1.0MB

  • MD5

    24c2540e588585a4daf8b3fe1112a78d

  • SHA1

    d48b28ebb1a010eae20a10aa4d1d6c5a79ea6f96

  • SHA256

    08fe7e61eafc062a5f50981fae0f578442cdfd31a00e2398389c8bea37485f02

  • SHA512

    d1add494d6d6e658126d7fbd35c9b1adfa54e0417125ff55d1ab9290fb0670ad97fa723e5764b6cc06082968f7b1267ebfccd53e9cbee112b0c9cface2021923

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry key 1 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 511 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24c2540e588585a4daf8b3fe1112a78d.exe
    "C:\Users\Admin\AppData\Local\Temp\24c2540e588585a4daf8b3fe1112a78d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:112
    • C:\Windows\SysWOW64\Notepad.exe
      "C:\Windows\System32\Notepad.exe"
      2⤵
        PID:1932
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Public\Natso.bat
          3⤵
            PID:1880
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:980
            • C:\Windows\SysWOW64\reg.exe
              reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\x.bat reg delete hkcu\Environment /v windir /f && REM "
              4⤵
              • Modifies registry key
              PID:1516
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
              4⤵
                PID:1164
              • C:\Windows\SysWOW64\reg.exe
                reg delete hkcu\Environment /v windir /f
                4⤵
                • Modifies registry key
                PID:1820
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c C:\Users\Public\Natso.bat
              3⤵
                PID:928
            • C:\Program Files (x86)\internet explorer\ieinstal.exe
              "C:\Program Files (x86)\internet explorer\ieinstal.exe"
              2⤵
                PID:684

            Network

            MITRE ATT&CK Matrix ATT&CK v6

            Persistence

            Registry Run Keys / Startup Folder

            1
            T1060

            Defense Evasion

            Modify Registry

            2
            T1112

            Command and Control

            Web Service

            1
            T1102

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Public\Natso.bat
              MD5

              5cc1682955fd9f5800a8f1530c9a4334

              SHA1

              e09b6a4d729f2f4760ee42520ec30c3192c85548

              SHA256

              5562cc607d2f698327efacc4a21bd079bb14a99b03e7a01b3c67f8440e341cb3

              SHA512

              80767263aad44c739236161d4338d5dd8b0b58613f22cd173c3e88ebf143220ee56bbf93ace69a07d3c2f00daff0adbaa8461a1d53d12699725395c931c43cb6

            • memory/112-120-0x0000000050480000-0x000000005049A000-memory.dmp
              Filesize

              104KB

            • memory/684-129-0x0000000000400000-0x0000000000417000-memory.dmp
              Filesize

              92KB

            • memory/684-127-0x000000000040DC84-mapping.dmp
            • memory/684-126-0x0000000000400000-0x0000000000417000-memory.dmp
              Filesize

              92KB

            • memory/928-131-0x0000000000000000-mapping.dmp
            • memory/980-124-0x0000000000000000-mapping.dmp
            • memory/1164-128-0x0000000000000000-mapping.dmp
            • memory/1516-125-0x0000000000000000-mapping.dmp
            • memory/1820-130-0x0000000000000000-mapping.dmp
            • memory/1880-122-0x0000000000000000-mapping.dmp
            • memory/1932-61-0x0000000000000000-mapping.dmp
            • memory/1932-56-0x0000000000000000-mapping.dmp
            • memory/1932-8-0x0000000000000000-mapping.dmp
            • memory/1932-9-0x0000000000000000-mapping.dmp
            • memory/1932-10-0x0000000000000000-mapping.dmp
            • memory/1932-11-0x0000000000000000-mapping.dmp
            • memory/1932-12-0x0000000000000000-mapping.dmp
            • memory/1932-13-0x0000000000000000-mapping.dmp
            • memory/1932-14-0x0000000000000000-mapping.dmp
            • memory/1932-15-0x0000000000000000-mapping.dmp
            • memory/1932-16-0x0000000000000000-mapping.dmp
            • memory/1932-68-0x0000000000000000-mapping.dmp
            • memory/1932-18-0x0000000000000000-mapping.dmp
            • memory/1932-19-0x0000000000000000-mapping.dmp
            • memory/1932-20-0x0000000000000000-mapping.dmp
            • memory/1932-21-0x0000000000000000-mapping.dmp
            • memory/1932-22-0x0000000000000000-mapping.dmp
            • memory/1932-23-0x0000000000000000-mapping.dmp
            • memory/1932-24-0x0000000000000000-mapping.dmp
            • memory/1932-25-0x0000000000000000-mapping.dmp
            • memory/1932-26-0x0000000000000000-mapping.dmp
            • memory/1932-27-0x0000000000000000-mapping.dmp
            • memory/1932-28-0x0000000000000000-mapping.dmp
            • memory/1932-29-0x0000000000000000-mapping.dmp
            • memory/1932-30-0x0000000000000000-mapping.dmp
            • memory/1932-31-0x0000000000000000-mapping.dmp
            • memory/1932-32-0x0000000000000000-mapping.dmp
            • memory/1932-33-0x0000000000000000-mapping.dmp
            • memory/1932-34-0x0000000000000000-mapping.dmp
            • memory/1932-35-0x0000000000000000-mapping.dmp
            • memory/1932-36-0x0000000000000000-mapping.dmp
            • memory/1932-37-0x0000000000000000-mapping.dmp
            • memory/1932-66-0x0000000000000000-mapping.dmp
            • memory/1932-39-0x0000000000000000-mapping.dmp
            • memory/1932-40-0x0000000000000000-mapping.dmp
            • memory/1932-41-0x0000000000000000-mapping.dmp
            • memory/1932-42-0x0000000000000000-mapping.dmp
            • memory/1932-43-0x0000000000000000-mapping.dmp
            • memory/1932-44-0x0000000000000000-mapping.dmp
            • memory/1932-45-0x0000000000000000-mapping.dmp
            • memory/1932-46-0x0000000000000000-mapping.dmp
            • memory/1932-47-0x0000000000000000-mapping.dmp
            • memory/1932-48-0x0000000000000000-mapping.dmp
            • memory/1932-49-0x0000000000000000-mapping.dmp
            • memory/1932-50-0x0000000000000000-mapping.dmp
            • memory/1932-51-0x0000000000000000-mapping.dmp
            • memory/1932-52-0x0000000000000000-mapping.dmp
            • memory/1932-53-0x0000000000000000-mapping.dmp
            • memory/1932-54-0x0000000000000000-mapping.dmp
            • memory/1932-55-0x0000000000000000-mapping.dmp
            • memory/1932-67-0x0000000000000000-mapping.dmp
            • memory/1932-57-0x0000000000000000-mapping.dmp
            • memory/1932-58-0x0000000000000000-mapping.dmp
            • memory/1932-59-0x0000000000000000-mapping.dmp
            • memory/1932-60-0x0000000000000000-mapping.dmp
            • memory/1932-6-0x0000000000000000-mapping.dmp
            • memory/1932-62-0x0000000000000000-mapping.dmp
            • memory/1932-63-0x0000000000000000-mapping.dmp
            • memory/1932-64-0x0000000000000000-mapping.dmp
            • memory/1932-65-0x0000000000000000-mapping.dmp
            • memory/1932-38-0x0000000000000000-mapping.dmp
            • memory/1932-7-0x0000000000000000-mapping.dmp
            • memory/1932-17-0x0000000000000000-mapping.dmp
            • memory/1932-69-0x0000000000000000-mapping.dmp
            • memory/1932-70-0x0000000000000000-mapping.dmp
            • memory/1932-71-0x0000000000000000-mapping.dmp
            • memory/1932-72-0x0000000000000000-mapping.dmp
            • memory/1932-73-0x0000000000000000-mapping.dmp
            • memory/1932-74-0x0000000000000000-mapping.dmp
            • memory/1932-75-0x0000000000000000-mapping.dmp
            • memory/1932-76-0x0000000000000000-mapping.dmp
            • memory/1932-77-0x0000000000000000-mapping.dmp
            • memory/1932-78-0x0000000000000000-mapping.dmp
            • memory/1932-79-0x0000000000000000-mapping.dmp
            • memory/1932-80-0x0000000000000000-mapping.dmp
            • memory/1932-81-0x0000000000000000-mapping.dmp
            • memory/1932-82-0x0000000000000000-mapping.dmp
            • memory/1932-83-0x0000000000000000-mapping.dmp
            • memory/1932-84-0x0000000000000000-mapping.dmp
            • memory/1932-85-0x0000000000000000-mapping.dmp
            • memory/1932-86-0x0000000000000000-mapping.dmp
            • memory/1932-87-0x0000000000000000-mapping.dmp
            • memory/1932-88-0x0000000000000000-mapping.dmp
            • memory/1932-89-0x0000000000000000-mapping.dmp
            • memory/1932-90-0x0000000000000000-mapping.dmp
            • memory/1932-91-0x0000000000000000-mapping.dmp
            • memory/1932-92-0x0000000000000000-mapping.dmp
            • memory/1932-93-0x0000000000000000-mapping.dmp
            • memory/1932-94-0x0000000000000000-mapping.dmp
            • memory/1932-95-0x0000000000000000-mapping.dmp
            • memory/1932-96-0x0000000000000000-mapping.dmp
            • memory/1932-97-0x0000000000000000-mapping.dmp
            • memory/1932-98-0x0000000000000000-mapping.dmp
            • memory/1932-99-0x0000000000000000-mapping.dmp
            • memory/1932-100-0x0000000000000000-mapping.dmp
            • memory/1932-101-0x0000000000000000-mapping.dmp
            • memory/1932-102-0x0000000000000000-mapping.dmp
            • memory/1932-103-0x0000000000000000-mapping.dmp
            • memory/1932-104-0x0000000000000000-mapping.dmp
            • memory/1932-105-0x0000000000000000-mapping.dmp
            • memory/1932-106-0x0000000000000000-mapping.dmp
            • memory/1932-107-0x0000000000000000-mapping.dmp
            • memory/1932-108-0x0000000000000000-mapping.dmp
            • memory/1932-109-0x0000000000000000-mapping.dmp
            • memory/1932-110-0x0000000000000000-mapping.dmp
            • memory/1932-111-0x0000000000000000-mapping.dmp
            • memory/1932-112-0x0000000000000000-mapping.dmp
            • memory/1932-113-0x0000000000000000-mapping.dmp
            • memory/1932-114-0x0000000000000000-mapping.dmp
            • memory/1932-115-0x0000000000000000-mapping.dmp
            • memory/1932-116-0x0000000000000000-mapping.dmp
            • memory/1932-5-0x0000000000000000-mapping.dmp
            • memory/1932-4-0x0000000000000000-mapping.dmp
            • memory/1932-3-0x0000000000000000-mapping.dmp
            • memory/1932-2-0x0000000000000000-mapping.dmp
            • memory/1932-1-0x0000000000000000-mapping.dmp
            • memory/1932-0-0x0000000000000000-mapping.dmp
            • memory/1932-117-0x0000000000000000-mapping.dmp
            • memory/1932-118-0x0000000000000000-mapping.dmp
            • memory/1932-119-0x0000000000000000-mapping.dmp
            • memory/1932-121-0x0000000000000000-mapping.dmp