Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2024, 02:29

General

  • Target

    5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe

  • Size

    1.7MB

  • MD5

    b53beba4041f41281a5aa172f93fbdd6

  • SHA1

    d0755c4d85bd826135ced6cd007cdeab6b58c077

  • SHA256

    5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25

  • SHA512

    ca08c9c149f2edc89cbfc3900bdd7bda972aff9a4353ab6a62d7585872d3c84c9fdd6d11b0905038e40638574ea1b5772638f6cbfb521493fa13d81e22030b08

  • SSDEEP

    49152:8nsHyjtk2MYC5GDQhloJfWt7Zs8O+XVe3wD:8nsmtk2aphlTpC8tXVZ

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 13 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 18 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe
    "C:\Users\Admin\AppData\Local\Temp\5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\._cache_5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:1920
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c schtasks /create /tn WSFDII.exe /tr C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe /sc minute /mo 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /tn WSFDII.exe /tr C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2632
      • C:\Windows\SysWOW64\WSCript.exe
        WSCript C:\Users\Admin\AppData\Local\Temp\WSFDII.vbs
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2612
    • 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:2796
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2496
  • 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:1140
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DE560B3A-768A-4D17-B6A1-0539771A080A} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1268
    • C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2340
    • C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      C:\Users\Admin\AppData\Roaming\Windata\VZVDVH.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2712

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\Synaptics\Synaptics.exe

          Filesize

          1.7MB

          MD5

          b53beba4041f41281a5aa172f93fbdd6

          SHA1

          d0755c4d85bd826135ced6cd007cdeab6b58c077

          SHA256

          5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25

          SHA512

          ca08c9c149f2edc89cbfc3900bdd7bda972aff9a4353ab6a62d7585872d3c84c9fdd6d11b0905038e40638574ea1b5772638f6cbfb521493fa13d81e22030b08

        • C:\Users\Admin\AppData\Local\Temp\WSFDII.vbs

          Filesize

          964B

          MD5

          5b41c0cedf6f7c359e58e0d9ad2d8471

          SHA1

          b347ce1cb9eeedac725f17d517c9de6d6e99fcd9

          SHA256

          f4c20f03c855b9063559ac5ce6c32e39ff8ea026cc251efb4b53efc01c0eaa32

          SHA512

          b4cfefa4206804197287053ad48a94f66f2e833345b2576dee92fceb0b52afde0562360a0551c62d515f5d80be8606a329694f4553d052541c6e6a662f464520

        • C:\Users\Admin\AppData\Local\Temp\yrKnm6lO.xlsm

          Filesize

          17KB

          MD5

          e566fc53051035e1e6fd0ed1823de0f9

          SHA1

          00bc96c48b98676ecd67e81a6f1d7754e4156044

          SHA256

          8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

          SHA512

          a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

        • \Users\Admin\AppData\Local\Temp\._cache_5e73eaab677f6292e4a7e7a9180e4f80dbbdb5e2746d76244a65455883a2ca25.exe

          Filesize

          936KB

          MD5

          bdfe0e6cba45083da1f97e4ba1b8d14f

          SHA1

          aff058110281ad12cfab3dbbec47f2916c44093c

          SHA256

          ee512a79b6ffa936d1c5e75f8c1e161b563877a566f377706be0b46ce3cb8c5a

          SHA512

          2f79a0e92aa12b2d99910156923e19d76e85d6d607cb2f56489aa19600932f7de11b7cfd905489ca94801c7ff3fdb4f7009136d8171442d512473ad21d044332

        • memory/1140-50-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1268-81-0x0000000000BF0000-0x0000000000DF4000-memory.dmp

          Filesize

          2.0MB

        • memory/1268-79-0x0000000000BF0000-0x0000000000DF4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-118-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-47-0x0000000000370000-0x0000000000380000-memory.dmp

          Filesize

          64KB

        • memory/1920-135-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-133-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-127-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-70-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-120-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-72-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-84-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/1920-74-0x0000000000370000-0x0000000000380000-memory.dmp

          Filesize

          64KB

        • memory/1920-18-0x00000000000D0000-0x00000000002D4000-memory.dmp

          Filesize

          2.0MB

        • memory/2076-16-0x0000000004570000-0x0000000004774000-memory.dmp

          Filesize

          2.0MB

        • memory/2076-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

          Filesize

          4KB

        • memory/2076-27-0x0000000000400000-0x00000000005AC000-memory.dmp

          Filesize

          1.7MB

        • memory/2340-123-0x0000000000390000-0x0000000000594000-memory.dmp

          Filesize

          2.0MB

        • memory/2340-124-0x0000000000390000-0x0000000000594000-memory.dmp

          Filesize

          2.0MB

        • memory/2496-39-0x0000000000340000-0x0000000000544000-memory.dmp

          Filesize

          2.0MB

        • memory/2496-42-0x0000000000340000-0x0000000000544000-memory.dmp

          Filesize

          2.0MB

        • memory/2712-138-0x0000000000D60000-0x0000000000F64000-memory.dmp

          Filesize

          2.0MB

        • memory/2712-140-0x0000000000D60000-0x0000000000F64000-memory.dmp

          Filesize

          2.0MB

        • memory/2796-76-0x0000000000400000-0x00000000005AC000-memory.dmp

          Filesize

          1.7MB

        • memory/2796-73-0x0000000000400000-0x00000000005AC000-memory.dmp

          Filesize

          1.7MB

        • memory/2796-119-0x0000000000400000-0x00000000005AC000-memory.dmp

          Filesize

          1.7MB

        • memory/2796-71-0x00000000042F0000-0x00000000044F4000-memory.dmp

          Filesize

          2.0MB