Analysis

  • max time kernel
    119s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-02-2025 12:39

General

  • Target

    6e18ff9c34a75b26bf17ff65704cd1c42ff4dd94c3366851fa8f4e572defc87eN.exe

  • Size

    97KB

  • MD5

    ef2a46bcc9087316bd02e552adc5bbe0

  • SHA1

    f84776668945b0c852a5b4e050b44ccdb67822b2

  • SHA256

    6e18ff9c34a75b26bf17ff65704cd1c42ff4dd94c3366851fa8f4e572defc87e

  • SHA512

    3c493dc655f154fee106ffea44965669c3c0bee3647053a63736e38ec9c8d85b6c3037a050cb9a6c7f3469747f19b46689e3f4e44604864968174af5baf1aa3f

  • SSDEEP

    1536:DbIh+CV5zJ4E5Nf5HrPz+EAYt6kI5PGzM8mtERzzc09FnHam:ftE5NhHrPqE8x5s1K8j

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 29 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:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1232
          • C:\Users\Admin\AppData\Local\Temp\6e18ff9c34a75b26bf17ff65704cd1c42ff4dd94c3366851fa8f4e572defc87eN.exe
            "C:\Users\Admin\AppData\Local\Temp\6e18ff9c34a75b26bf17ff65704cd1c42ff4dd94c3366851fa8f4e572defc87eN.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:2448
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:632

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\mbpsvx.exe

            Filesize

            97KB

            MD5

            bb8caaa08d4b6b09b226cea53523c5cc

            SHA1

            e82e2f3a109dc91676ce90c3a0d50cc61ef983d9

            SHA256

            cf37823f1e56cb03d003f48193a6fe8fef75d7d8fbd287a6309fa4ff4a3f75da

            SHA512

            00ff14982c2a66eae4e29ebc0a0653b164800b8b0ff47bd1a1977cbcc6534a3755778682f95744df3a8979679afe8ada4e62f1df810e5e29a7158bacde1860d9

          • memory/1112-18-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2448-34-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-71-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-11-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-8-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-6-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-9-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2448-4-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-3-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-31-0x00000000039C0000-0x00000000039C2000-memory.dmp

            Filesize

            8KB

          • memory/2448-30-0x00000000039C0000-0x00000000039C2000-memory.dmp

            Filesize

            8KB

          • memory/2448-29-0x0000000004660000-0x0000000004661000-memory.dmp

            Filesize

            4KB

          • memory/2448-27-0x0000000004660000-0x0000000004661000-memory.dmp

            Filesize

            4KB

          • memory/2448-26-0x00000000039C0000-0x00000000039C2000-memory.dmp

            Filesize

            8KB

          • memory/2448-7-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-12-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-32-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-36-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-5-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-10-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-33-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-38-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-39-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-40-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-41-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-43-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-45-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-46-0x00000000039C0000-0x00000000039C2000-memory.dmp

            Filesize

            8KB

          • memory/2448-61-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/2448-60-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/2448-59-0x00000000017F0000-0x00000000017F1000-memory.dmp

            Filesize

            4KB

          • memory/2448-62-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-66-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-35-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-74-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-81-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-82-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-1-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-147-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB