Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2024, 22:36

General

  • Target

    EMVReaderWriterSoftware.exe

  • Size

    1.7MB

  • MD5

    b419b88ad4736f6e14fae96431188b78

  • SHA1

    5a805150faca002946601b12fe48d83f569d1003

  • SHA256

    b3763fd28aaaed4351ed92096131e9fabd1e00b34b87bb2312efd611ad66a4d4

  • SHA512

    7a959f1f3ad3c083662c6ab505757b8f8e9de4ec51187ef207bd34c68903dcc649b871ca662ff71ebcf9d176e016e9da5173ff9dbd0ca8824671678bf5bfd974

  • SSDEEP

    24576:QnsJ39LyjbJkQFMhmC+6GD94n+PB8P/H9jXKZP57nP0eWcjGKZplchPT2IXw7ChL:QnsHyjtk2MYC5GDinl2J+6kw7A

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 14 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

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

  • NSIS installer 3 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EMVReaderWriterSoftware.exe
    "C:\Users\Admin\AppData\Local\Temp\EMVReaderWriterSoftware.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Users\Admin\AppData\Local\Temp\._cache_EMVReaderWriterSoftware.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_EMVReaderWriterSoftware.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2692
      • C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2572
      • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe
        "C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c start %temp%\tmp1.jpg
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1504
          • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
            C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:600
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c start %temp%\tmp2.exe
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2116
          • C:\Users\Admin\AppData\Local\Temp\tmp2.exe
            C:\Users\Admin\AppData\Local\Temp\tmp2.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:2944
            • C:\Users\Admin\AppData\Local\Drpbx\emv.exe
              "C:\Users\Admin\AppData\Local\Drpbx\emv.exe" C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              6⤵
              • Executes dropped EXE
              • Suspicious behavior: AddClipboardFormatListener
              PID:2236
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2848
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe
          "C:\Users\Admin\AppData\Local\Temp\SynTPHelper.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          PID:3008
          • C:\Windows\SynTPHelper.exe
            "C:\Windows\SynTPHelper.exe"
            5⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:792
            • C:\Windows\SysWOW64\netsh.exe
              netsh firewall add allowedprogram "C:\Windows\SynTPHelper.exe" "SynTPHelper.exe" ENABLE
              6⤵
              • Modifies Windows Firewall
              • Event Triggered Execution: Netsh Helper DLL
              • System Location Discovery: System Language Discovery
              PID:760
        • C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe
          "C:\Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2376
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c start %temp%\tmp1.jpg
            5⤵
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2400
            • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
              C:\Users\Admin\AppData\Local\Temp\tmp1.jpg
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:484
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c start %temp%\tmp2.exe
            5⤵
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2520
            • C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              C:\Users\Admin\AppData\Local\Temp\tmp2.exe
              6⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious use of WriteProcessMemory
              PID:1708
              • C:\Users\Admin\AppData\Local\Drpbx\emv.exe
                "C:\Users\Admin\AppData\Local\Drpbx\emv.exe" C:\Users\Admin\AppData\Local\Temp\tmp2.exe
                7⤵
                • Executes dropped EXE
                • Suspicious behavior: AddClipboardFormatListener
                PID:2120
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\Synaptics\Synaptics.exe

          Filesize

          1.7MB

          MD5

          b419b88ad4736f6e14fae96431188b78

          SHA1

          5a805150faca002946601b12fe48d83f569d1003

          SHA256

          b3763fd28aaaed4351ed92096131e9fabd1e00b34b87bb2312efd611ad66a4d4

          SHA512

          7a959f1f3ad3c083662c6ab505757b8f8e9de4ec51187ef207bd34c68903dcc649b871ca662ff71ebcf9d176e016e9da5173ff9dbd0ca8824671678bf5bfd974

        • C:\Users\Admin\AppData\Local\Temp\1QnSJxrX.xlsm

          Filesize

          17KB

          MD5

          e566fc53051035e1e6fd0ed1823de0f9

          SHA1

          00bc96c48b98676ecd67e81a6f1d7754e4156044

          SHA256

          8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

          SHA512

          a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

        • C:\Users\Admin\AppData\Local\Temp\1QnSJxrX.xlsm

          Filesize

          24KB

          MD5

          80316225f32fcde3fc51c9023e0707b2

          SHA1

          e1530a11f964814bd52a167da3af94ac32c678ec

          SHA256

          d8655a898c9e0e1f3b1c82fb5ec95c989a1f95f21ffa646ad9457728a2fdc0b9

          SHA512

          d8db33097e0a573d6f5a9e680443ff245e1240112aecac89d834be49f1f2925b70f01cf1dfbfda1105ed0d15fd58c8f925997ba84296bd8c9e5d9852a90bc4a2

        • C:\Users\Admin\AppData\Local\Temp\tmp1.jpg

          Filesize

          118KB

          MD5

          c9a3ccf95369f53cd448fac94ff4e3b8

          SHA1

          48131cd75821aad01ace71277206b7c6d7d4925c

          SHA256

          dc32698c13de42e87913c6d90939186a56ca4586e0397df52ed85e47443ceef4

          SHA512

          eeec3a8dd76cee4a1d774f7f34766742c6b92d833f8a92adb251cb618924935d3fbaf5c386b7c5291489ad805d3233dfd8b41aaafd73851aa9b410b45ff86e3a

        • C:\Users\Admin\AppData\Local\Temp\tmp2.exe

          Filesize

          13KB

          MD5

          913157f29b94106f5b6db18d04eb3c41

          SHA1

          c0e08c5557e38f4705c4c614586de7becdfeafaa

          SHA256

          cc4cd74a7db7edd8a16da7ff6fccf491bf61cc19ac73aae5843c56821d09272f

          SHA512

          4f075ffea2887f5db4cd80c15736740afbee81f3b9148b7cc458bc36095daa59555767d4481668c6e9b91881dcf0107c36b495dde5d3ecce99aaf4cb490a413b

        • \Users\Admin\AppData\Local\Temp\._cache_EMVReaderWriterSoftware.exe

          Filesize

          942KB

          MD5

          35d2469a266ad4cf08ee723ca74b843d

          SHA1

          979527e8c77baab1d5d42d290c482a03543b2ea3

          SHA256

          9a696e11bcdd0d59577c43613d983daad607ea2fe0b2562f9359c23643cda18b

          SHA512

          f884e24ee775c64d42e2c914e27403c31087e13bccb9c89eb4814c1eca91d84744640f9e112851a12ea4a907b2d210f9c81b372ce7bd04a97037876ff701509a

        • \Users\Admin\AppData\Local\Temp\EMV Reader Writer Software V8.exe

          Filesize

          560KB

          MD5

          a03920ec643f26a5d38676c953e6f4f6

          SHA1

          3756009fafeb360bc7f4b95654d027326688b8f0

          SHA256

          a1de7bc1d00660b7416e91442bcb89dcb8a05351eb22f03f89258d9077e69a80

          SHA512

          c472251c1a2e76100a6065d8e2b5fc42b5cf1fd85d4e31850b0f12806afb8e8b3c86f63c7ac2bee3f0a3add77412f03192f8c9fc494dc12e74295c7083f61156

        • \Users\Admin\AppData\Local\Temp\SynTPHelper.exe

          Filesize

          1.5MB

          MD5

          00291c15181baa184b62938cb519ba4c

          SHA1

          0691b2e7177466adf594352e27ebdfcd0d7aee90

          SHA256

          c4820b44454f5072937047af8fa53cabe7e21d3fdf0464581a70594b9f2a7f73

          SHA512

          f20a5d68b02f88fd94486e3158bf68af338eb6080b4aa75514c556cbbd3dda3044fc1bce1b5c3e37de8bb61277f60b0069a1480d8fd6412f4e020b0c3463cb80

        • memory/600-89-0x0000000000F90000-0x0000000000FB6000-memory.dmp

          Filesize

          152KB

        • memory/2376-75-0x0000000000400000-0x000000000047A000-memory.dmp

          Filesize

          488KB

        • memory/2656-78-0x0000000000400000-0x000000000047A000-memory.dmp

          Filesize

          488KB

        • memory/2664-35-0x0000000000400000-0x00000000005AE000-memory.dmp

          Filesize

          1.7MB

        • memory/2664-0-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/2848-133-0x0000000000400000-0x00000000005AE000-memory.dmp

          Filesize

          1.7MB

        • memory/2848-174-0x0000000000400000-0x00000000005AE000-memory.dmp

          Filesize

          1.7MB

        • memory/2884-65-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB