Analysis

  • max time kernel
    118s
  • max time network
    60s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 17:16

General

  • Target

    7898158b1bf959119c1fc5b8654423a05ae946caa90e40393f32b878508f4826N.exe

  • Size

    65KB

  • MD5

    dd89c3e5aa3534941b1d9be6363225b0

  • SHA1

    d3c82ccd0b15d7e3ff87663a8c6bb5da8f30bea2

  • SHA256

    7898158b1bf959119c1fc5b8654423a05ae946caa90e40393f32b878508f4826

  • SHA512

    2eb931939b4786a8bc80ad267e986d78840c1d4e10257729747c2c802d7e880c9995171416154f20f137f1897ea695a432cff69e99c8884ccee70f58fb25be8e

  • SSDEEP

    1536:+ywG2ss00K9jM6Vw8jSqc0DITLwJAImcFk3aEE/SXcBtVfV:lwTN0N9jPVdhc0DI/wJAImcsE/3B7V

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\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1048
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1064
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1132
          • C:\Users\Admin\AppData\Local\Temp\7898158b1bf959119c1fc5b8654423a05ae946caa90e40393f32b878508f4826N.exe
            "C:\Users\Admin\AppData\Local\Temp\7898158b1bf959119c1fc5b8654423a05ae946caa90e40393f32b878508f4826N.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:596
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2012

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\gvbpt.pif

            Filesize

            97KB

            MD5

            e57044dcbb516e6f3f743878697d4971

            SHA1

            6477462fc229e49799b1519e35758bababb59611

            SHA256

            cd77398b2a40aca23888c42a9b9a642b0938b6477a9860c77588e72f353b03d0

            SHA512

            ffb8c48bf09e2ae0b077d285c69e2ebefd1fafd307c48bd805c093e2f45c62453ae481a241a0609bac8a22a3ba78da2a24822150800a538d454d1bcba3bd1385

          • memory/596-33-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-53-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-3-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-8-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-29-0x0000000003360000-0x0000000003362000-memory.dmp

            Filesize

            8KB

          • memory/596-11-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-28-0x0000000003360000-0x0000000003362000-memory.dmp

            Filesize

            8KB

          • memory/596-27-0x0000000003370000-0x0000000003371000-memory.dmp

            Filesize

            4KB

          • memory/596-25-0x0000000003370000-0x0000000003371000-memory.dmp

            Filesize

            4KB

          • memory/596-24-0x0000000003360000-0x0000000003362000-memory.dmp

            Filesize

            8KB

          • memory/596-143-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/596-10-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-9-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-34-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-6-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-12-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-31-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-30-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-5-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-67-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-7-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-36-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-47-0x0000000004860000-0x0000000004862000-memory.dmp

            Filesize

            8KB

          • memory/596-46-0x00000000049E0000-0x00000000049E1000-memory.dmp

            Filesize

            4KB

          • memory/596-48-0x0000000004860000-0x0000000004862000-memory.dmp

            Filesize

            8KB

          • memory/596-49-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-51-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-52-0x0000000003360000-0x0000000003362000-memory.dmp

            Filesize

            8KB

          • memory/596-4-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-55-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-57-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-58-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-66-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/596-72-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-77-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-83-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/596-32-0x00000000006F0000-0x00000000017AA000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-18-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB