Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 16:32

General

  • Target

    d1febc2275cccf3bdb72f8b56ec42b18523c1a752e646982a80add55a8229d51N.exe

  • Size

    65KB

  • MD5

    cc5ac2778d4effe30179f91ffed20450

  • SHA1

    d099db9a459521dabdcfc8f60282aaa2ecca824f

  • SHA256

    d1febc2275cccf3bdb72f8b56ec42b18523c1a752e646982a80add55a8229d51

  • SHA512

    814562970eb13c726d3da5d32c10798f785835c2ee9ddd6283f099d7c62c03c9b9373a3b60ded6641dbcf92ae8d5051b6eed89ebf18b1216b68213a11ffe2e62

  • SSDEEP

    1536:uMjdE6L1rIkT2NTh/PIJ1zoFvvv2jzz/yzWqn:DFL9IPJh/PIfcvH2fzyWa

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 34 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:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Users\Admin\AppData\Local\Temp\d1febc2275cccf3bdb72f8b56ec42b18523c1a752e646982a80add55a8229d51N.exe
            "C:\Users\Admin\AppData\Local\Temp\d1febc2275cccf3bdb72f8b56ec42b18523c1a752e646982a80add55a8229d51N.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:524
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1352

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\dhvmcx.pif

            Filesize

            97KB

            MD5

            fd2a3911b33a2dcf79ffb00e99ef808f

            SHA1

            872c2c7ceebe6cef85e15669a950851a13233dea

            SHA256

            0bd1245dcef995b28763411bba2b208a5c395ef3226db2124af2982596029d57

            SHA512

            5081f967b398449911210870313db11d5776179de3be3177095df5372bf63faf2876f55b6254dbc22646a8d19829019b16e1509c293aeacbcd5c8fbf965cafec

          • memory/524-35-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-1-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-10-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-8-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-5-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-11-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-140-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/524-28-0x00000000045E0000-0x00000000045E1000-memory.dmp

            Filesize

            4KB

          • memory/524-30-0x00000000045D0000-0x00000000045D2000-memory.dmp

            Filesize

            8KB

          • memory/524-29-0x00000000045D0000-0x00000000045D2000-memory.dmp

            Filesize

            8KB

          • memory/524-25-0x00000000045E0000-0x00000000045E1000-memory.dmp

            Filesize

            4KB

          • memory/524-24-0x00000000045D0000-0x00000000045D2000-memory.dmp

            Filesize

            8KB

          • memory/524-9-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-7-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-4-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-12-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-37-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-31-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-32-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-33-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-34-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/524-40-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-6-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-3-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-41-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-43-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-57-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/524-56-0x00000000045D0000-0x00000000045D2000-memory.dmp

            Filesize

            8KB

          • memory/524-55-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/524-54-0x0000000003610000-0x0000000003611000-memory.dmp

            Filesize

            4KB

          • memory/524-58-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-60-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-61-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-64-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-67-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-69-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-68-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-72-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-74-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-77-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-78-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-79-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/524-38-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1104-18-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB