Analysis

  • max time kernel
    117s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 04:34

General

  • Target

    7ca796924bf4b06a3955ce18e767500dfa3770299a272d6e8fe2389376e8a945N.exe

  • Size

    65KB

  • MD5

    0321c255d3681ce3ef14f6cb9eb5a590

  • SHA1

    0410f1daaae655658bd0c09f3c49f6cd3335a699

  • SHA256

    7ca796924bf4b06a3955ce18e767500dfa3770299a272d6e8fe2389376e8a945

  • SHA512

    afc2daa9769d0accf61c6f4fc66676f1780581274d7afc69ab2ff66be89c8399fc034d1392b2b5227453553d28b43130504010f62309c2c507ff08f0e8867ff9

  • SSDEEP

    1536:K8VlsybzNUYpup7FcMzWr41NMy5D0ycRPLuYresuC/:FVlLVp2hcMzWs1j5YyW/uC/

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 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 2 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 29 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1056
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1084
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1176
          • C:\Users\Admin\AppData\Local\Temp\7ca796924bf4b06a3955ce18e767500dfa3770299a272d6e8fe2389376e8a945N.exe
            "C:\Users\Admin\AppData\Local\Temp\7ca796924bf4b06a3955ce18e767500dfa3770299a272d6e8fe2389376e8a945N.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:328
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1760

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\lqsp.pif

            Filesize

            97KB

            MD5

            3dfc03bb5058e8a25554ff3f52d885bc

            SHA1

            693928b06c3ca207fc78e88eaf7abe66b2ad3e58

            SHA256

            4c5c46eed1e2dddf52ddcb77b1c0cdeaeb4eb78d11b37ee99e4fdea1aac1b6c8

            SHA512

            5c54266df31be45cf5a34a3c0f77d3b09172b3c3ceff3d85a19e1db30c00610dcb22599084e65a9768904d5116a56455a7615574ee347f5a92727e33fde6e8c2

          • memory/328-48-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-5-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-11-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-27-0x00000000045F0000-0x00000000045F1000-memory.dmp

            Filesize

            4KB

          • memory/328-31-0x0000000004490000-0x0000000004492000-memory.dmp

            Filesize

            8KB

          • memory/328-32-0x0000000004490000-0x0000000004492000-memory.dmp

            Filesize

            8KB

          • memory/328-30-0x00000000045F0000-0x00000000045F1000-memory.dmp

            Filesize

            4KB

          • memory/328-26-0x0000000004490000-0x0000000004492000-memory.dmp

            Filesize

            8KB

          • memory/328-35-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-9-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-7-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-6-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-4-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-3-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-10-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-33-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-34-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-146-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/328-8-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-45-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-39-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-40-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-42-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-44-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-36-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/328-62-0x00000000016B0000-0x00000000016B2000-memory.dmp

            Filesize

            8KB

          • memory/328-61-0x00000000016B0000-0x00000000016B2000-memory.dmp

            Filesize

            8KB

          • memory/328-60-0x0000000004480000-0x0000000004481000-memory.dmp

            Filesize

            4KB

          • memory/328-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-68-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-71-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-72-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-75-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/328-37-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1056-18-0x00000000001D0000-0x00000000001D2000-memory.dmp

            Filesize

            8KB