Analysis

  • max time kernel
    16s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 07:48

General

  • Target

    7aa99e2531632eef4e6069b75858352933e496ba223d712750ee84a45f9fc6e3.exe

  • Size

    520KB

  • MD5

    5ccbd530ce28236a09a8d5e1ec77e351

  • SHA1

    87b3d542ff949e10db0a2e6981bc449c42544599

  • SHA256

    7aa99e2531632eef4e6069b75858352933e496ba223d712750ee84a45f9fc6e3

  • SHA512

    b77b20d208899ea80b457354c54b55e75c62c5122373f1cb2e1a04fa31475e2b21133f32dec636a1b1174fe1022e821ae6b7c959e3374d8adac1ba40fd446583

  • SSDEEP

    6144:xoyZmTAsfJFakxaLjcMkc0Cax1PSGp6bYA0w601+dNT9/0626ASkVOAFhe6SK2uV:xoyIJsMPrPTp6bYboEdN0mjubcV8

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

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
  • UPX packed file 11 IoCs

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

  • Drops file in Windows directory 2 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Users\Admin\AppData\Local\Temp\7aa99e2531632eef4e6069b75858352933e496ba223d712750ee84a45f9fc6e3.exe
            "C:\Users\Admin\AppData\Local\Temp\7aa99e2531632eef4e6069b75858352933e496ba223d712750ee84a45f9fc6e3.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2380
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1228

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1096-13-0x0000000000410000-0x0000000000412000-memory.dmp

            Filesize

            8KB

          • memory/2380-28-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2380-47-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-29-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2380-12-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-5-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-11-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-26-0x0000000000590000-0x0000000000591000-memory.dmp

            Filesize

            4KB

          • memory/2380-24-0x0000000000590000-0x0000000000591000-memory.dmp

            Filesize

            4KB

          • memory/2380-9-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-1-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-6-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-23-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2380-7-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-4-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-3-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-8-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-39-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2380-46-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB

          • memory/2380-0-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB