Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 19:15

General

  • Target

    d1ca31a104faa4e5e14d825be85aa00bae3d90f6a072c5ec9f67498719222859.exe

  • Size

    1.8MB

  • MD5

    4b007c5fa95ef3d0a836e5ab7bb122b9

  • SHA1

    e5819bd7cc1984a35162919ffbee24fa862053fa

  • SHA256

    d1ca31a104faa4e5e14d825be85aa00bae3d90f6a072c5ec9f67498719222859

  • SHA512

    375027ef94bdd5021245000c2ae7fcb2ecd5e0cd98ed06f6f4dce26f042a9c1ec7dd694a9b2d2e769573b344aefdf27c366ebe6ca71a3b5db716b89dda3f159d

  • SSDEEP

    24576:OpWu6ejO9BDLdqsLIY6oF7gkqwJCXvSlLfCXYam5vQtMOt88dTrDcjIphBvVyV1u:w6iOTDLFNqwJCXvpddTl9v0V1eP

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 25 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Users\Admin\AppData\Local\Temp\d1ca31a104faa4e5e14d825be85aa00bae3d90f6a072c5ec9f67498719222859.exe
            "C:\Users\Admin\AppData\Local\Temp\d1ca31a104faa4e5e14d825be85aa00bae3d90f6a072c5ec9f67498719222859.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:1736
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:884

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\fulvfr.pif

            Filesize

            97KB

            MD5

            144fe758cbfbd3f1ccf4d5f598da368b

            SHA1

            d762bbb490fad444ed5273971f7d88f196123cb2

            SHA256

            b744906e8d9d2d7101e0bd92e89201692f1df97ff2ae684ada35bcdaa49fce79

            SHA512

            df48f7f97c21129b76cf55e6c2ac30252c9559a8b375899e591b77ffcd91fa0eda8c384f99dc1683e0e125d2d4082d871f9484393b5ed52b702391443f2170a6

          • memory/1096-5-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/1736-33-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-37-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1736-10-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-19-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1736-17-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1736-49-0x0000000003290000-0x0000000003291000-memory.dmp

            Filesize

            4KB

          • memory/1736-4-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-25-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-22-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-21-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-20-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-26-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1736-11-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-23-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1736-24-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-32-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-0-0x0000000000400000-0x00000000005D8000-memory.dmp

            Filesize

            1.8MB

          • memory/1736-34-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-3-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-36-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-16-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1736-50-0x00000000006B0000-0x00000000006B2000-memory.dmp

            Filesize

            8KB

          • memory/1736-51-0x00000000006B0000-0x00000000006B2000-memory.dmp

            Filesize

            8KB

          • memory/1736-52-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-54-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-55-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-56-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-60-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-64-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-66-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-68-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-70-0x00000000006B0000-0x00000000006B2000-memory.dmp

            Filesize

            8KB

          • memory/1736-71-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-79-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-1-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1736-159-0x0000000000400000-0x00000000005D8000-memory.dmp

            Filesize

            1.8MB

          • memory/1736-160-0x0000000002010000-0x00000000030CA000-memory.dmp

            Filesize

            16.7MB