Analysis

  • max time kernel
    117s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 20:15

General

  • Target

    911732a3ae12c19569d2d8e25af3f431c5cfe0107898009d3728b82875fbf3b2.exe

  • Size

    100KB

  • MD5

    58005610c01badf5426ab345c2224fb1

  • SHA1

    88089359aa015326751858acfdb54ecfecf015ac

  • SHA256

    911732a3ae12c19569d2d8e25af3f431c5cfe0107898009d3728b82875fbf3b2

  • SHA512

    a07c782a958eb9d40d1e0237fd637922b7ee10e9221fe29413002544066e3f377b28cc3c05c752a29d1f07a84b232e9dcc718ffa3693b90ebee9c62f23785695

  • SSDEEP

    1536:fc/HKJosyyzdaGDAUhJUDNJw3sEbMlGHbXDT6rLRJpPBMvY62fw5Jp65vFT0s9cq:fc/qWsJdaGDAnmMwT6PRJpPBMv15wd9D

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 21 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
  • Enumerates physical storage devices 1 TTPs

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

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1076
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\911732a3ae12c19569d2d8e25af3f431c5cfe0107898009d3728b82875fbf3b2.exe
            "C:\Users\Admin\AppData\Local\Temp\911732a3ae12c19569d2d8e25af3f431c5cfe0107898009d3728b82875fbf3b2.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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2584
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1800

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\uxfakf.exe

            Filesize

            100KB

            MD5

            cf3275c57837650bcb0cb45d35d29d1b

            SHA1

            f662efbaa9c592ecf6c0a0901e61ff0cf1461622

            SHA256

            48d6331f134fa6ad6cc3c7ad4853b41e0679ac2f29e0c580996b3afc9905944e

            SHA512

            a39a2c9918f5784fe6471b3e51bee69a7bfa8978eeb7740b4187242f7f28030a5a547cea92f13313909f0ee26df0d4043fb59dd56d53c868a1208a8d22b87fe1

          • memory/1076-9-0x0000000001F00000-0x0000000001F02000-memory.dmp

            Filesize

            8KB

          • memory/2584-29-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-4-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-7-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-30-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-18-0x0000000003F70000-0x0000000003F71000-memory.dmp

            Filesize

            4KB

          • memory/2584-31-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-6-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-3-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-21-0x0000000003F70000-0x0000000003F71000-memory.dmp

            Filesize

            4KB

          • memory/2584-24-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-22-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-23-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-25-0x0000000003E20000-0x0000000003E22000-memory.dmp

            Filesize

            8KB

          • memory/2584-26-0x0000000003E20000-0x0000000003E22000-memory.dmp

            Filesize

            8KB

          • memory/2584-27-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-28-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-5-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-8-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-17-0x0000000003E20000-0x0000000003E22000-memory.dmp

            Filesize

            8KB

          • memory/2584-33-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-34-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-41-0x0000000003E20000-0x0000000003E22000-memory.dmp

            Filesize

            8KB

          • memory/2584-43-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-44-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-46-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-48-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-50-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-52-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-54-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-56-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-58-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-59-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-68-0x0000000001DB0000-0x0000000002E3E000-memory.dmp

            Filesize

            16.6MB

          • memory/2584-0-0x0000000000400000-0x0000000000416000-memory.dmp

            Filesize

            88KB

          • memory/2584-132-0x0000000000400000-0x0000000000416000-memory.dmp

            Filesize

            88KB