Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 04:32

General

  • Target
    X-Scan-v3.3/dat/WinPcap_3_1_beta4.exe
  • Size 1.2MB
  • Sample260415-e55f5ah171
  • SHA256 8a696b6c55f8fd1c409058e0f0c18c16f584ffc53fdd0784e44179aec5655ed1
  • MD5 SHA1 SHA512 SSDEEP TLSH

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

  • Family: Xred

    Xred is backdoor written in Delphi.

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 18 IoCs
  • UPX packed file 11 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 7 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\WinPcap_3_1_beta4.exe
    "C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\WinPcap_3_1_beta4.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\._cache_WinPcap_3_1_beta4.exe
      "C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\._cache_WinPcap_3_1_beta4.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2176
      • C:\Program Files (x86)\WinPcap\npf_mgm.exe
        "C:\Program Files (x86)\WinPcap\npf_mgm.exe" -r
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3532
      • C:\Program Files (x86)\WinPcap\daemon_mgm.exe
        "C:\Program Files (x86)\WinPcap\daemon_mgm.exe" -r
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3696
      • C:\Program Files (x86)\WinPcap\NetMonInstaller.exe
        "C:\Program Files (x86)\WinPcap\NetMonInstaller.exe" i
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Checks SCSI registry key(s)
        PID:1260
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4972
      • C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:4528
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:556
  • C:\ProgramData\Synaptics\Synaptics.exe
    C:\ProgramData\Synaptics\Synaptics.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Windows\SysWOW64\._cache_Synaptics.exe
      "C:\Windows\system32\._cache_Synaptics.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:704

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        NetMonInstaller.exe

        • Path C:\Program Files (x86)\WinPcap\NetMonInstaller.exe
        • Size 6KB
        • SHA256 1975013bf589d4fdfe6d6ff78379f3079aacc4255206447e05ec92a15a142a5b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        daemon_mgm.exe

        • Path C:\Program Files (x86)\WinPcap\daemon_mgm.exe
        • Size 48KB
        • SHA256 26b6399940c64ed3e3e6a34f93631fa51362ffacd6c66a84a5d9c94a3b03a9e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        npf_mgm.exe

        • Path C:\Program Files (x86)\WinPcap\npf_mgm.exe
        • Size 48KB
        • SHA256 be7aa32335a84a0e50029dd04787526d83e40ada425f207d170fb207f8639609
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Synaptics.exe

        • Path C:\ProgramData\Synaptics\Synaptics.exe
        • Size 1.2MB
        • SHA256 8a696b6c55f8fd1c409058e0f0c18c16f584ffc53fdd0784e44179aec5655ed1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        splash.bmp

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0U3\._cache_WinPcap_3_1_beta4\splash.bmp
        • Size 133KB
        • SHA256 9009f56f3e511c795bc10e9bdd7eaaa8c00866650ed310eb362097700f63b9b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unpack.dll

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0U3\unpack.dll
        • Size 34KB
        • SHA256 2adc86ef09b5aea46bc3ee88d1740760b3ce6ae5fa92fb6eceb6efc1e6c942d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstall.exe

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\Uninstall.exe
        • Size 194KB
        • SHA256 dc870b8ade874c66d009553139eeeb07087c4a1f2e7125a140b048e349822e4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        db.pdb

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\db.pdb
        • Size 4KB
        • SHA256 26c877d0cbe0712f569b6485a699d356a3817f0d014cf92ef01a13275aa5e280
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Enu.lng

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\lng\Enu.lng
        • Size 5KB
        • SHA256 2cf57a46d77808d30ccdfe6d67801119c6cc812f0fba02d9689a91f33399a427
        • MD5 SHA1 SHA512 SSDEEP TLSH

        main.pdb

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\main.pdb
        • Size 992B
        • SHA256 47e2ce9e2cf32f174be90f40d3d14a1a869d4fa8365f2c41a3ede3539fbc2a95
        • MD5 SHA1 SHA512 TLSH

        StdUI.dll

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\plugins\0\StdUI.dll
        • Size 147KB
        • SHA256 8d987a52990bf4ea755240b7a1ea7f73a16b1fd67f3e91fc21e87a4f7d443546
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Enu.lng

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\plugins\0\lng\Enu.lng
        • Size 4KB
        • SHA256 94ed93684eca3c16b957e34e3937c3eae52d3275c8bfe3d2d845583c2bec152b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        presetup.bmp

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\presetup.bmp
        • Size 13KB
        • SHA256 4600e337e68cdcf786b193e3d28ea5934576f8b7b3bee6241177eca56c6cea4d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        presetup.rgn

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\presetup.rgn
        • Size 1KB
        • SHA256 cc0b0c69fb12cba8230c363bf63809ac1b8c8695a533446c87c86d9f8643c8c7
        • MD5 SHA1 SHA512 TLSH

        license.txt

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\presetup\license.txt
        • Size 1KB
        • SHA256 4d50e52e2a23d990c784aacb2711ff2a32b3d37bac41ce2517baba65660d5a87
        • MD5 SHA1 SHA512 TLSH

        readme.txt

        • Path C:\Users\Admin\AppData\Local\Temp\27O1T0VO\._cache_Synaptics\presetup\readme.txt
        • Size 243B
        • SHA256 1cb901948589399f3f1abd017640e32479b799f99865b49936f5990d5ad4c040
        • MD5 SHA1 SHA512 TLSH

        ._cache_WinPcap_3_1_beta4.exe

        • Path C:\Users\Admin\AppData\Local\Temp\X-Scan-v3.3\dat\._cache_WinPcap_3_1_beta4.exe
        • Size 473KB
        • SHA256 c1b8500601117ad58e24a3a18b93d8f0a42edbdc6c04d69aa629e94a10950d70
        • MD5 SHA1 SHA512 SSDEEP TLSH

        o8pFy6at.xlsm

        • Path C:\Users\Admin\AppData\Local\Temp\o8pFy6at.xlsm
        • Size 17KB
        • SHA256 8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/556-266-0x00007FFA53B70000-0x00007FFA53B80000-memory.dmp

        memory/556-241-0x00007FFA53B70000-0x00007FFA53B80000-memory.dmp

        memory/556-187-0x00007FFA56710000-0x00007FFA56720000-memory.dmp

        memory/556-403-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/556-412-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/556-442-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/556-343-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/556-182-0x00007FFA56710000-0x00007FFA56720000-memory.dmp

        memory/556-455-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/556-186-0x00007FFA56710000-0x00007FFA56720000-memory.dmp

        memory/556-183-0x00007FFA56710000-0x00007FFA56720000-memory.dmp

        memory/556-184-0x00007FFA56710000-0x00007FFA56720000-memory.dmp

        memory/556-464-0x000002A9B9820000-0x000002A9B98C3000-memory.dmp

        memory/704-279-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/704-352-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/704-348-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/1260-397-0x0000000000F20000-0x0000000000F71000-memory.dmp

        memory/2176-235-0x0000000002C70000-0x0000000002C99000-memory.dmp

        memory/2176-406-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-341-0x0000000002C70000-0x0000000002C99000-memory.dmp

        memory/2176-34-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-45-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-340-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-333-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-400-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/2176-401-0x0000000002C70000-0x0000000002C99000-memory.dmp

        memory/2176-108-0x0000000002AC0000-0x0000000002AE7000-memory.dmp

        memory/3368-105-0x0000000000400000-0x0000000000539000-memory.dmp

        memory/3368-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

        memory/3368-0-0x0000000002390000-0x0000000002391000-memory.dmp

        memory/4528-190-0x0000000002C10000-0x0000000002C37000-memory.dmp

        memory/4528-338-0x0000000000400000-0x0000000000456000-memory.dmp

        memory/4920-280-0x0000000000400000-0x0000000000539000-memory.dmp

        memory/4972-437-0x0000000000400000-0x0000000000539000-memory.dmp

        memory/4972-438-0x00000000008A0000-0x00000000008F1000-memory.dmp

        memory/4972-147-0x0000000000400000-0x0000000000539000-memory.dmp

        memory/4972-339-0x0000000000400000-0x0000000000539000-memory.dmp