Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    03/11/2024, 03:15

General

  • Target

    Request For Quotation RFQ1310.exe

  • Size

    1.4MB

  • MD5

    bdfd5584de8569ac84cd5566875c5464

  • SHA1

    3130ac63f0109d4cd5ca00f96d05c29df5f73dfb

  • SHA256

    d1ed381d12ccad419dcc8e8fc14179ef453e03ddd57d6842955ea9ec5176f484

  • SHA512

    848b932396628c3cfabdf350c95b75b38a29d2b575ca4a46da1e1fd469038fb8d388cc1febc84914a77dde3247d98f3117765cb9ad1deb58916dd42d7399e99d

  • SSDEEP

    24576:4qDEvCTbMWu7rQYlBQcBiT6rprG8axkozf5RxwxnpPF+5NBL2mV:4TvC/MTQYxsWR7axkozuxnp2N8m

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Request For Quotation RFQ1310.exe
    "C:\Users\Admin\AppData\Local\Temp\Request For Quotation RFQ1310.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Users\Admin\AppData\Local\Okeghem\Esher.exe
      "C:\Users\Admin\AppData\Local\Temp\Request For Quotation RFQ1310.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2120
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\Request For Quotation RFQ1310.exe"
        3⤵
          PID:2740
        • C:\Users\Admin\AppData\Local\Okeghem\Esher.exe
          "C:\Users\Admin\AppData\Local\Okeghem\Esher.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:1904
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
            "C:\Users\Admin\AppData\Local\Okeghem\Esher.exe"
            4⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:2660

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • \Users\Admin\AppData\Local\Okeghem\Esher.exe

            Filesize

            1.4MB

            MD5

            bdfd5584de8569ac84cd5566875c5464

            SHA1

            3130ac63f0109d4cd5ca00f96d05c29df5f73dfb

            SHA256

            d1ed381d12ccad419dcc8e8fc14179ef453e03ddd57d6842955ea9ec5176f484

            SHA512

            848b932396628c3cfabdf350c95b75b38a29d2b575ca4a46da1e1fd469038fb8d388cc1febc84914a77dde3247d98f3117765cb9ad1deb58916dd42d7399e99d

          • memory/1504-2-0x0000000000B80000-0x0000000000F80000-memory.dmp

            Filesize

            4.0MB

          • memory/1904-18-0x00000000006E0000-0x0000000000AE0000-memory.dmp

            Filesize

            4.0MB

          • memory/2120-12-0x0000000000650000-0x0000000000A50000-memory.dmp

            Filesize

            4.0MB

          • memory/2660-19-0x0000000000400000-0x0000000000438000-memory.dmp

            Filesize

            224KB

          • memory/2660-21-0x0000000000400000-0x0000000000438000-memory.dmp

            Filesize

            224KB

          • memory/2660-22-0x0000000000400000-0x0000000000438000-memory.dmp

            Filesize

            224KB

          • memory/2660-23-0x00000000745FE000-0x00000000745FF000-memory.dmp

            Filesize

            4KB

          • memory/2660-24-0x0000000000270000-0x00000000002A0000-memory.dmp

            Filesize

            192KB

          • memory/2660-25-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB

          • memory/2660-28-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB

          • memory/2660-27-0x00000000003C0000-0x00000000003EE000-memory.dmp

            Filesize

            184KB

          • memory/2660-26-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB

          • memory/2660-29-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-30-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-32-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-34-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-36-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-38-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-40-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-42-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-44-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-46-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-48-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-50-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-58-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-56-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-54-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-52-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-60-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-62-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-64-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-66-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-68-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-70-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-72-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-74-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-76-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-78-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-80-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-82-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-84-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-86-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-88-0x00000000003C0000-0x00000000003E8000-memory.dmp

            Filesize

            160KB

          • memory/2660-477-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB

          • memory/2660-478-0x0000000000400000-0x0000000000438000-memory.dmp

            Filesize

            224KB

          • memory/2660-479-0x00000000745FE000-0x00000000745FF000-memory.dmp

            Filesize

            4KB

          • memory/2660-480-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB

          • memory/2660-481-0x00000000745F0000-0x0000000074CDE000-memory.dmp

            Filesize

            6.9MB