Analysis

  • max time kernel
    119s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 06:39

General

  • Target

    a598694cb30b31fcc21e8b1b2b93e0ca34b5484652b5edf7a39ce3e6a81c375b.exe

  • Size

    100KB

  • MD5

    4fd18d008652ec0810eaf854802480dc

  • SHA1

    8c044c4d22b0a5b01aea5618c6b5042539da97c8

  • SHA256

    a598694cb30b31fcc21e8b1b2b93e0ca34b5484652b5edf7a39ce3e6a81c375b

  • SHA512

    94592f495f0e985dc1bcc28bda5f27c422ec126474d97375b676c955b021f805d9a82dec3368925d2aa4721c17411f8d4300bc4ffa64c31bb6c057803c35fde2

  • SSDEEP

    1536:LTDSk5VN/n7ChnerRIAI0qRkxUKLcnsurli1RaZY80s:dn7Wne1IxCpL2MTc5

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.

  • UPX packed file 26 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 25 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\a598694cb30b31fcc21e8b1b2b93e0ca34b5484652b5edf7a39ce3e6a81c375b.exe
            "C:\Users\Admin\AppData\Local\Temp\a598694cb30b31fcc21e8b1b2b93e0ca34b5484652b5edf7a39ce3e6a81c375b.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • 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:1736
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1576

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1112-11-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1736-9-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-25-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-28-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-0-0x0000000000400000-0x0000000000413000-memory.dmp

            Filesize

            76KB

          • memory/1736-21-0x00000000041D0000-0x00000000041D1000-memory.dmp

            Filesize

            4KB

          • memory/1736-23-0x00000000041D0000-0x00000000041D1000-memory.dmp

            Filesize

            4KB

          • memory/1736-20-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/1736-24-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/1736-8-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-10-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-4-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-26-0x0000000004080000-0x0000000004082000-memory.dmp

            Filesize

            8KB

          • memory/1736-7-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-6-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-5-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-27-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-1-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-29-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-3-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-44-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1736-42-0x0000000003310000-0x0000000003311000-memory.dmp

            Filesize

            4KB

          • memory/1736-45-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-46-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-48-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-49-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1736-57-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-58-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-60-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-65-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-66-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-68-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-71-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-73-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-75-0x0000000001D40000-0x0000000002DCE000-memory.dmp

            Filesize

            16.6MB

          • memory/1736-131-0x0000000000400000-0x0000000000413000-memory.dmp

            Filesize

            76KB