Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 01:07

General

  • Target

    a1b700fbe4161872247a7cb8526811bb4ea47c9c216a819c09f68a3311fdeb85.exe

  • Size

    97KB

  • MD5

    948d84e4ad9cbe15fe64b3dc6d6efa0d

  • SHA1

    1fda778763cc3eec51c3d83f0731917200b5b3ea

  • SHA256

    a1b700fbe4161872247a7cb8526811bb4ea47c9c216a819c09f68a3311fdeb85

  • SHA512

    87baccbabc4270a5818e1ffe2044e6a02a46e39a141beeedbca6abcf340ea7b66930be7ef84e504e9ed9014c7fb2448cc51f25f29e591986cae6300340df522c

  • SSDEEP

    1536:0sRAsDBvMVB4VsLAjflGR7v2pouvEGxxWYx9cwyLF5H3JBmnFHNUvDIP/9Dbbu:dDBvMz7Ajf5PhAu9cwCFN50M7IP/9H

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 13 IoCs

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

  • UPX packed file 29 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1132
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\a1b700fbe4161872247a7cb8526811bb4ea47c9c216a819c09f68a3311fdeb85.exe
            "C:\Users\Admin\AppData\Local\Temp\a1b700fbe4161872247a7cb8526811bb4ea47c9c216a819c09f68a3311fdeb85.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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1728
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1612

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1052-12-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/1728-34-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-69-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-3-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-5-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-10-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-1-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-30-0x0000000000480000-0x0000000000482000-memory.dmp

            Filesize

            8KB

          • memory/1728-29-0x0000000000480000-0x0000000000482000-memory.dmp

            Filesize

            8KB

          • memory/1728-11-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-9-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-28-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

            Filesize

            4KB

          • memory/1728-8-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-4-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-35-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-19-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

            Filesize

            4KB

          • memory/1728-18-0x0000000000480000-0x0000000000482000-memory.dmp

            Filesize

            8KB

          • memory/1728-32-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-31-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-101-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-6-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-37-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-38-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-39-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-41-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-43-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-44-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-58-0x0000000004C70000-0x0000000004C71000-memory.dmp

            Filesize

            4KB

          • memory/1728-54-0x0000000004C20000-0x0000000004C22000-memory.dmp

            Filesize

            8KB

          • memory/1728-53-0x0000000000480000-0x0000000000482000-memory.dmp

            Filesize

            8KB

          • memory/1728-60-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-64-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1728-72-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-75-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-78-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-33-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-100-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB