Analysis

  • max time kernel
    123s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 00:19

General

  • Target

    764c8d352c44dcc07369bcfcb5703a724f14c26cbf2c8663ca0661bad73cc4ca.exe

  • Size

    65KB

  • MD5

    17a90739b93d992c07ead4af6fa7198a

  • SHA1

    4eb6578b98a94082122061497e77ee95da104978

  • SHA256

    764c8d352c44dcc07369bcfcb5703a724f14c26cbf2c8663ca0661bad73cc4ca

  • SHA512

    dd20946f98cf217dad629dc4965f432ed21a75715397d75b99ad977b68e6c0016124565689ef6df828c07e647abf6e8034d71eb5f2a7f5d37524ea6039087dec

  • SSDEEP

    1536:psC+FUauDKikGHUdkDiiS5763nANiXMnouPjmH8yW:CC+iavGHUdriT3nrco4jk5W

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 31 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 26 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1176
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1312
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1364
          • C:\Users\Admin\AppData\Local\Temp\764c8d352c44dcc07369bcfcb5703a724f14c26cbf2c8663ca0661bad73cc4ca.exe
            "C:\Users\Admin\AppData\Local\Temp\764c8d352c44dcc07369bcfcb5703a724f14c26cbf2c8663ca0661bad73cc4ca.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:1948
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1480

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\riive.exe

            Filesize

            97KB

            MD5

            c9edd650ce4102e35a22235358ff9084

            SHA1

            8d227ed0b361429ed5188dc1c1e53d4a94c9e448

            SHA256

            1101c17001ffe8ee8a1781ee29fbf3608ed9dc78c56859a7dbbd86c8ed23c51d

            SHA512

            afd27a869df73d61d83904502005aa760d5b43b93abe55eb825da9f531c8c62487e88a832e7abac024e0342ae0fcd3fcfeb22e1e53f08215f0b4408e305db3d2

          • memory/1176-12-0x0000000000140000-0x0000000000142000-memory.dmp

            Filesize

            8KB

          • memory/1948-34-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-66-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-9-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-23-0x0000000000560000-0x0000000000562000-memory.dmp

            Filesize

            8KB

          • memory/1948-24-0x0000000000560000-0x0000000000562000-memory.dmp

            Filesize

            8KB

          • memory/1948-8-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-7-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-5-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-22-0x00000000030C0000-0x00000000030C1000-memory.dmp

            Filesize

            4KB

          • memory/1948-20-0x00000000030C0000-0x00000000030C1000-memory.dmp

            Filesize

            4KB

          • memory/1948-19-0x0000000000560000-0x0000000000562000-memory.dmp

            Filesize

            8KB

          • memory/1948-10-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-3-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-36-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-11-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-30-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-31-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-32-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-4-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-6-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-1-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-37-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-38-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-39-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-42-0x0000000000560000-0x0000000000562000-memory.dmp

            Filesize

            8KB

          • memory/1948-43-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-51-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-52-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-55-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-56-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-59-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-60-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-64-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-33-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-68-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-69-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-77-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/1948-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1948-135-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB