Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 19:17

General

  • Target

    afa353430256424bc8c6a84754de1b4c1b1d57e8b691c4f15a872d39e1b6a80a.exe

  • Size

    689KB

  • MD5

    dbb306ab5cf004b35ec60f252461361f

  • SHA1

    3fb12d024e72c30176a4d50ba934b2c122aa5ca9

  • SHA256

    afa353430256424bc8c6a84754de1b4c1b1d57e8b691c4f15a872d39e1b6a80a

  • SHA512

    36ab6ed9f1d140ebf48371588075fa5b496b5dc0ace44ad1a23a1218c119b3bc7c611a75652bc8f47bd0aa9d69041131878974f2ce377a6aba45dda2be78f527

  • SSDEEP

    12288:Sa0xH2Ts7iZ2kqU/8l/3KBoPvnTFt42vfazBd8X:n0d6Qkl853K0vRlvC7M

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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • UPX packed file 18 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.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1236
          • C:\Users\Admin\AppData\Local\Temp\afa353430256424bc8c6a84754de1b4c1b1d57e8b691c4f15a872d39e1b6a80a.exe
            "C:\Users\Admin\AppData\Local\Temp\afa353430256424bc8c6a84754de1b4c1b1d57e8b691c4f15a872d39e1b6a80a.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 Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1200
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:828

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1120-15-0x0000000001F00000-0x0000000001F02000-memory.dmp

            Filesize

            8KB

          • memory/1200-26-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1200-39-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-2-0x0000000077C60000-0x0000000077C70000-memory.dmp

            Filesize

            64KB

          • memory/1200-5-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-10-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-6-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-13-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-12-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-11-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-9-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-7-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-25-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1200-3-0x0000000077C60000-0x0000000077C70000-memory.dmp

            Filesize

            64KB

          • memory/1200-27-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1200-8-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-23-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1200-22-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1200-1-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-33-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-32-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-34-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-35-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-36-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-38-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB

          • memory/1200-0-0x0000000000400000-0x00000000004B2000-memory.dmp

            Filesize

            712KB

          • memory/1200-58-0x0000000000400000-0x00000000004B2000-memory.dmp

            Filesize

            712KB

          • memory/1200-59-0x0000000001F70000-0x000000000302A000-memory.dmp

            Filesize

            16.7MB