Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31-05-2024 00:53

General

  • Target

    98f47c52ba4b7b5f8168f3020fa27593fc76ff08ee81e0a626d7abc052a1d549.exe

  • Size

    736KB

  • MD5

    f08aa7586a3cfac3467e4085a679b4bf

  • SHA1

    8f8394c02c0c661ac07071c4afa2bd60254c5da7

  • SHA256

    98f47c52ba4b7b5f8168f3020fa27593fc76ff08ee81e0a626d7abc052a1d549

  • SHA512

    f681db040eec9fc2d76d2374e39751b97b465ebbfa1ec598ddd2196393c436445718ef32bcefba8247ea39384006cbcefa907f5c1575f8ad52744658ef0f5193

  • SSDEEP

    12288:ITyjXW+48qWYprU4kGFezOAVuJ5PIAww7F5DO3HYffuIukcAZo:GIXW/8Yp1ez54lIWF5SXYHuLr

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 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 17 IoCs
  • UPX dump on OEP (original entry point) 18 IoCs
  • UPX packed file 17 IoCs

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

  • 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.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1276
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1328
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1356
          • C:\Users\Admin\AppData\Local\Temp\98f47c52ba4b7b5f8168f3020fa27593fc76ff08ee81e0a626d7abc052a1d549.exe
            "C:\Users\Admin\AppData\Local\Temp\98f47c52ba4b7b5f8168f3020fa27593fc76ff08ee81e0a626d7abc052a1d549.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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2352
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1204

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1276-15-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/2352-23-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2352-10-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-22-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2352-12-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-6-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-13-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-27-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2352-8-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-11-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-14-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-25-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2352-0-0x0000000000400000-0x00000000004C0000-memory.dmp

            Filesize

            768KB

          • memory/2352-9-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-7-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-26-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2352-30-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-29-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-31-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-32-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-33-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-35-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-36-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-54-0x0000000000400000-0x00000000004C0000-memory.dmp

            Filesize

            768KB

          • memory/2352-55-0x0000000002660000-0x00000000036EE000-memory.dmp

            Filesize

            16.6MB

          • memory/2352-45-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB