Analysis

  • max time kernel
    83s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 02:29

General

  • Target

    a131c86f0d2be2ad701a4d013d6ff17169fa49f8043b1731a79780cce9af39ffN.exe

  • Size

    65KB

  • MD5

    29f512223011b1fa22c7572edb965420

  • SHA1

    67e89597ca69a6d28f573075c710e0d6aec2d3d5

  • SHA256

    a131c86f0d2be2ad701a4d013d6ff17169fa49f8043b1731a79780cce9af39ff

  • SHA512

    dfec63038fa4c23262a1027f2793023c783c23bcaa0235a0f14288e4ba6649b8052d2c6190195b2171c0eda9701c38b6d0b84e64656fae9a164998d0100e9b85

  • SSDEEP

    1536:jIk87pEVjpwNHuMIs3rY/h+koFGOsEzh2EHd+Qrd+:jIrGVjSN3+eFGOsEpA

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 15 IoCs

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

  • UPX packed file 31 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 24 IoCs
  • Suspicious use of WriteProcessMemory 8 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:1184
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1260
          • C:\Users\Admin\AppData\Local\Temp\a131c86f0d2be2ad701a4d013d6ff17169fa49f8043b1731a79780cce9af39ffN.exe
            "C:\Users\Admin\AppData\Local\Temp\a131c86f0d2be2ad701a4d013d6ff17169fa49f8043b1731a79780cce9af39ffN.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:2668
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1272

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1120-17-0x0000000000150000-0x0000000000152000-memory.dmp

            Filesize

            8KB

          • memory/2668-33-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-11-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-37-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-4-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-10-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-29-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2668-28-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2668-36-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-8-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-27-0x00000000002D0000-0x00000000002D1000-memory.dmp

            Filesize

            4KB

          • memory/2668-24-0x00000000002D0000-0x00000000002D1000-memory.dmp

            Filesize

            4KB

          • memory/2668-23-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2668-34-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-1-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-6-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-5-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-30-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-31-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-32-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2668-7-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-3-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-9-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-38-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-40-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-41-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-53-0x0000000000530000-0x0000000000531000-memory.dmp

            Filesize

            4KB

          • memory/2668-55-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2668-54-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2668-56-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-59-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-60-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-61-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-65-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-66-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-69-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-72-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-74-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-82-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-83-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2668-108-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-107-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB