Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    12-07-2020 19:40

General

  • Target

    SecuriteInfo.com.Trojan.DownLoader33.63103.7154.21167.exe

  • Size

    1.2MB

  • MD5

    6c828880cf1a66e50d5f9f199421c069

  • SHA1

    d6bad18b6025d9bea349f178bcbf416010c3b4bd

  • SHA256

    f8185c5af3e891bdb81a646bb410777393f7ba6db6f4fc0727948c4b95264334

  • SHA512

    1dc753ec63419e7fa8773fdc1b4da3d026217fbde17ef4eb86ee5e965c312bcc75d1cf1f44a9512c147fa3893b6a2b001d44dbf42fd4f3d972b27bbe31be462a

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 1 IoCs
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 515 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader33.63103.7154.21167.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader33.63103.7154.21167.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\SysWOW64\TapiUnattend.exe
      "C:\Windows\System32\TapiUnattend.exe"
      2⤵
        PID:1412
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Public\Natso.bat
          3⤵
            PID:2224
            • C:\Windows\SysWOW64\reg.exe
              reg delete hkcu\Environment /v windir /f
              4⤵
              • Modifies registry key
              PID:2400
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Public\Runex.bat
            3⤵
              PID:2340
          • C:\Program Files (x86)\internet explorer\ieinstal.exe
            "C:\Program Files (x86)\internet explorer\ieinstal.exe"
            2⤵
              PID:2236

          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

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

            f6828e22e6abe87c624e4683fac5889b

            SHA1

            b93d63354d4ddb226dab90955576a6d2cad05ba0

            SHA256

            e1b1884353a51436f90dfed9f85ed9dd98fccfbd13dee7aa54fd901f77fe5e9c

            SHA512

            26afb36afcb3f286b85ebd72061e26f84c33075d3d0767cc93f50ec414a85838c86049e0c56ff43011d1a309b98ae355cbe412203429ac243010dc971ac81ec1

          • memory/1088-124-0x0000000050480000-0x00000000504C0000-memory.dmp
            Filesize

            256KB

          • memory/1412-0-0x0000000000000000-mapping.dmp
          • memory/1412-1-0x0000000000000000-mapping.dmp
          • memory/1412-2-0x0000000000000000-mapping.dmp
          • memory/1412-3-0x0000000000000000-mapping.dmp
          • memory/1412-4-0x0000000000000000-mapping.dmp
          • memory/1412-5-0x0000000000000000-mapping.dmp
          • memory/1412-6-0x0000000000000000-mapping.dmp
          • memory/1412-7-0x0000000000000000-mapping.dmp
          • memory/1412-8-0x0000000000000000-mapping.dmp
          • memory/1412-9-0x0000000000000000-mapping.dmp
          • memory/1412-10-0x0000000000000000-mapping.dmp
          • memory/1412-11-0x0000000000000000-mapping.dmp
          • memory/1412-12-0x0000000000000000-mapping.dmp
          • memory/1412-13-0x0000000000000000-mapping.dmp
          • memory/1412-14-0x0000000000000000-mapping.dmp
          • memory/1412-15-0x0000000000000000-mapping.dmp
          • memory/1412-16-0x0000000000000000-mapping.dmp
          • memory/1412-17-0x0000000000000000-mapping.dmp
          • memory/1412-18-0x0000000000000000-mapping.dmp
          • memory/1412-19-0x0000000000000000-mapping.dmp
          • memory/1412-20-0x0000000000000000-mapping.dmp
          • memory/1412-21-0x0000000000000000-mapping.dmp
          • memory/1412-22-0x0000000000000000-mapping.dmp
          • memory/1412-23-0x0000000000000000-mapping.dmp
          • memory/1412-24-0x0000000000000000-mapping.dmp
          • memory/1412-25-0x0000000000000000-mapping.dmp
          • memory/1412-26-0x0000000000000000-mapping.dmp
          • memory/1412-27-0x0000000000000000-mapping.dmp
          • memory/1412-28-0x0000000000000000-mapping.dmp
          • memory/1412-29-0x0000000000000000-mapping.dmp
          • memory/1412-30-0x0000000000000000-mapping.dmp
          • memory/1412-31-0x0000000000000000-mapping.dmp
          • memory/1412-32-0x0000000000000000-mapping.dmp
          • memory/1412-33-0x0000000000000000-mapping.dmp
          • memory/1412-34-0x0000000000000000-mapping.dmp
          • memory/1412-35-0x0000000000000000-mapping.dmp
          • memory/1412-36-0x0000000000000000-mapping.dmp
          • memory/1412-37-0x0000000000000000-mapping.dmp
          • memory/1412-38-0x0000000000000000-mapping.dmp
          • memory/1412-39-0x0000000000000000-mapping.dmp
          • memory/1412-40-0x0000000000000000-mapping.dmp
          • memory/1412-41-0x0000000000000000-mapping.dmp
          • memory/1412-42-0x0000000000000000-mapping.dmp
          • memory/1412-43-0x0000000000000000-mapping.dmp
          • memory/1412-44-0x0000000000000000-mapping.dmp
          • memory/1412-45-0x0000000000000000-mapping.dmp
          • memory/1412-46-0x0000000000000000-mapping.dmp
          • memory/1412-47-0x0000000000000000-mapping.dmp
          • memory/1412-48-0x0000000000000000-mapping.dmp
          • memory/1412-49-0x0000000000000000-mapping.dmp
          • memory/1412-50-0x0000000000000000-mapping.dmp
          • memory/1412-51-0x0000000000000000-mapping.dmp
          • memory/1412-52-0x0000000000000000-mapping.dmp
          • memory/1412-53-0x0000000000000000-mapping.dmp
          • memory/1412-54-0x0000000000000000-mapping.dmp
          • memory/1412-55-0x0000000000000000-mapping.dmp
          • memory/1412-56-0x0000000000000000-mapping.dmp
          • memory/1412-57-0x0000000000000000-mapping.dmp
          • memory/1412-58-0x0000000000000000-mapping.dmp
          • memory/1412-59-0x0000000000000000-mapping.dmp
          • memory/1412-60-0x0000000000000000-mapping.dmp
          • memory/1412-61-0x0000000000000000-mapping.dmp
          • memory/1412-62-0x0000000000000000-mapping.dmp
          • memory/1412-63-0x0000000000000000-mapping.dmp
          • memory/1412-64-0x0000000000000000-mapping.dmp
          • memory/1412-65-0x0000000000000000-mapping.dmp
          • memory/1412-66-0x0000000000000000-mapping.dmp
          • memory/1412-67-0x0000000000000000-mapping.dmp
          • memory/1412-68-0x0000000000000000-mapping.dmp
          • memory/1412-69-0x0000000000000000-mapping.dmp
          • memory/1412-70-0x0000000000000000-mapping.dmp
          • memory/1412-71-0x0000000000000000-mapping.dmp
          • memory/1412-72-0x0000000000000000-mapping.dmp
          • memory/1412-73-0x0000000000000000-mapping.dmp
          • memory/1412-74-0x0000000000000000-mapping.dmp
          • memory/1412-75-0x0000000000000000-mapping.dmp
          • memory/1412-76-0x0000000000000000-mapping.dmp
          • memory/1412-77-0x0000000000000000-mapping.dmp
          • memory/1412-78-0x0000000000000000-mapping.dmp
          • memory/1412-79-0x0000000000000000-mapping.dmp
          • memory/1412-80-0x0000000000000000-mapping.dmp
          • memory/1412-81-0x0000000000000000-mapping.dmp
          • memory/1412-82-0x0000000000000000-mapping.dmp
          • memory/1412-83-0x0000000000000000-mapping.dmp
          • memory/1412-84-0x0000000000000000-mapping.dmp
          • memory/1412-85-0x0000000000000000-mapping.dmp
          • memory/1412-86-0x0000000000000000-mapping.dmp
          • memory/1412-87-0x0000000000000000-mapping.dmp
          • memory/1412-88-0x0000000000000000-mapping.dmp
          • memory/1412-89-0x0000000000000000-mapping.dmp
          • memory/1412-90-0x0000000000000000-mapping.dmp
          • memory/1412-91-0x0000000000000000-mapping.dmp
          • memory/1412-92-0x0000000000000000-mapping.dmp
          • memory/1412-93-0x0000000000000000-mapping.dmp
          • memory/1412-94-0x0000000000000000-mapping.dmp
          • memory/1412-95-0x0000000000000000-mapping.dmp
          • memory/1412-96-0x0000000000000000-mapping.dmp
          • memory/1412-97-0x0000000000000000-mapping.dmp
          • memory/1412-98-0x0000000000000000-mapping.dmp
          • memory/1412-99-0x0000000000000000-mapping.dmp
          • memory/1412-100-0x0000000000000000-mapping.dmp
          • memory/1412-101-0x0000000000000000-mapping.dmp
          • memory/1412-102-0x0000000000000000-mapping.dmp
          • memory/1412-103-0x0000000000000000-mapping.dmp
          • memory/1412-104-0x0000000000000000-mapping.dmp
          • memory/1412-105-0x0000000000000000-mapping.dmp
          • memory/1412-106-0x0000000000000000-mapping.dmp
          • memory/1412-107-0x0000000000000000-mapping.dmp
          • memory/1412-108-0x0000000000000000-mapping.dmp
          • memory/1412-109-0x0000000000000000-mapping.dmp
          • memory/1412-110-0x0000000000000000-mapping.dmp
          • memory/1412-111-0x0000000000000000-mapping.dmp
          • memory/1412-112-0x0000000000000000-mapping.dmp
          • memory/1412-113-0x0000000000000000-mapping.dmp
          • memory/1412-114-0x0000000000000000-mapping.dmp
          • memory/1412-115-0x0000000000000000-mapping.dmp
          • memory/1412-116-0x0000000000000000-mapping.dmp
          • memory/1412-117-0x0000000000000000-mapping.dmp
          • memory/1412-118-0x0000000000000000-mapping.dmp
          • memory/1412-119-0x0000000000000000-mapping.dmp
          • memory/1412-120-0x0000000000000000-mapping.dmp
          • memory/1412-121-0x0000000000000000-mapping.dmp
          • memory/1412-122-0x0000000000000000-mapping.dmp
          • memory/1412-123-0x0000000000000000-mapping.dmp
          • memory/1412-125-0x0000000000000000-mapping.dmp
          • memory/2224-126-0x0000000000000000-mapping.dmp
          • memory/2236-127-0x0000000000400000-0x0000000000417000-memory.dmp
            Filesize

            92KB

          • memory/2236-128-0x000000000040DC84-mapping.dmp
          • memory/2236-129-0x0000000000400000-0x0000000000417000-memory.dmp
            Filesize

            92KB

          • memory/2340-130-0x0000000000000000-mapping.dmp
          • memory/2400-133-0x0000000000000000-mapping.dmp