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Analysis

  • max time kernel
    122s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2025, 03:29 UTC

General

  • Target

    2/LogViewer.exe

  • Size

    982KB

  • MD5

    e53384342ed061847481de03a05c27c2

  • SHA1

    b04c38c9c14bde2c4e5317c564a0a370fe5bc528

  • SHA256

    e1bdf6689993b95e96b7a2ee019ade34bbbce095261cde341d3b98de848f8fff

  • SHA512

    4f337461f9683016f6e4dc3ba5964bb04b523524024403122ef74b40378968f9f6fac79a910d290944e2363fd67e1e6802d2c2f7af6b8326524da088b9006771

  • SSDEEP

    12288:Q6gAWgT3dCFMF3xEqcT/msKXJy3ZMdfoa35+VQDmF4L0C9sZC0PQOD3ZwKvA3Raq:oqqqcT4Jy3ZMdfjkaRaEZ/XH3

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 20 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1192
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\2\LogViewer.exe
            "C:\Users\Admin\AppData\Local\Temp\2\LogViewer.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2084
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1664

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ksvbkr.pif

            Filesize

            100KB

            MD5

            5c82296c7db45438f8811b154ff3bb7f

            SHA1

            efcb976ea12b54a2759cb28040ecc53f2e0660de

            SHA256

            bc207610fd70067413c0ab98faabcf7c581d04acb1cbe20059d7d5299d0578ad

            SHA512

            e513cd8643778f922d091080bbdb4e38034d353b03e02dba699a201f073691ed24ba645b7613803b4ee81b9e59f977e75016a6f9883f5f81c9cc6a7338d1cd21

          • memory/1124-7-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/2084-34-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-36-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-20-0x00000000032C0000-0x00000000032C2000-memory.dmp

            Filesize

            8KB

          • memory/2084-5-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-4-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-18-0x00000000032D0000-0x00000000032D1000-memory.dmp

            Filesize

            4KB

          • memory/2084-16-0x00000000032D0000-0x00000000032D1000-memory.dmp

            Filesize

            4KB

          • memory/2084-15-0x00000000032C0000-0x00000000032C2000-memory.dmp

            Filesize

            8KB

          • memory/2084-21-0x00000000032C0000-0x00000000032C2000-memory.dmp

            Filesize

            8KB

          • memory/2084-37-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-1-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-22-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-23-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-24-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-31-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-30-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-32-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-33-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-6-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-0-0x0000000000400000-0x00000000004FC000-memory.dmp

            Filesize

            1008KB

          • memory/2084-3-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-39-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-40-0x00000000032C0000-0x00000000032C2000-memory.dmp

            Filesize

            8KB

          • memory/2084-41-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-57-0x000000000CBD0000-0x000000000CBD2000-memory.dmp

            Filesize

            8KB

          • memory/2084-55-0x000000000CC20000-0x000000000CC21000-memory.dmp

            Filesize

            4KB

          • memory/2084-56-0x000000000CBD0000-0x000000000CBD2000-memory.dmp

            Filesize

            8KB

          • memory/2084-59-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-61-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-62-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-64-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-65-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-68-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-70-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-72-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-73-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-19-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2084-152-0x0000000000400000-0x00000000004FC000-memory.dmp

            Filesize

            1008KB

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