Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 00:12

General

  • Target

    c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.exe

  • Size

    806KB

  • MD5

    d270e440a391f8cc2611e688e183a7f6

  • SHA1

    35e2b912f059f9749236d4b66d0ea7b75bdf0c2b

  • SHA256

    c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6

  • SHA512

    714ab13a29412bcb10839057b478c7d75bec74ebf267a31c565c60bcc8c3a4955e503571ccac42c3c361c1daaac6b164e125ffb6d0b4f3e4d5eaf2ddebc4c649

  • SSDEEP

    12288:qITsqgmDWSpR+GqW1gOSJVSKdet5RVu5ihnYQspCp9qWvX9fRBN4pI:qIXgCWSpRyWdSJVDsVu5unzqWvX194S

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 12 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 WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1252
          • C:\Users\Admin\AppData\Local\Temp\c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.exe
            "C:\Users\Admin\AppData\Local\Temp\c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.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 WriteProcessMemory
            • System policy modification
            PID:2316
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1348

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\jusched.log

            Filesize

            1KB

            MD5

            5b7834e910b6a4cfc5e4269c813cd238

            SHA1

            84199945db2d9ac66d6a9a9c6e3583455c5b2cd1

            SHA256

            873ba036f19343def4abdc538274f0df99b58147664c612d0c40ca5fa4d87794

            SHA512

            6239b4007d4f631bb483169fd6931865350e562303abd4ea1b3eeccef3cd4a4d142316ac4599337a80211c0076f7e9cf102fe579a6bad98438ebfac6db061242

          • memory/1104-23-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2316-11-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-37-0x0000000000340000-0x0000000000342000-memory.dmp

            Filesize

            8KB

          • memory/2316-9-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-15-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-10-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-33-0x00000000003D0000-0x00000000003D1000-memory.dmp

            Filesize

            4KB

          • memory/2316-12-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-36-0x00000000003D0000-0x00000000003D1000-memory.dmp

            Filesize

            4KB

          • memory/2316-0-0x0000000000400000-0x00000000004CA000-memory.dmp

            Filesize

            808KB

          • memory/2316-8-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-32-0x0000000000340000-0x0000000000342000-memory.dmp

            Filesize

            8KB

          • memory/2316-1-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-17-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-16-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-14-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-13-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2316-50-0x0000000000400000-0x00000000004CA000-memory.dmp

            Filesize

            808KB

          • memory/2316-41-0x0000000000340000-0x0000000000342000-memory.dmp

            Filesize

            8KB

          • memory/2316-51-0x0000000001E70000-0x0000000002F2A000-memory.dmp

            Filesize

            16.7MB