Analysis

  • max time kernel
    124s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2024, 07:30

General

  • Target

    35bd674dd2e20df1aafcfcba84c21f0b3bc55dabe1baf8e43da21d4be17d074c.exe

  • Size

    100KB

  • MD5

    f100a767a35572b1c6bcde32f94f5db2

  • SHA1

    6e5d2ce6a50acd6cbbb98ea4fd284feb27a0c655

  • SHA256

    35bd674dd2e20df1aafcfcba84c21f0b3bc55dabe1baf8e43da21d4be17d074c

  • SHA512

    c2ab997dd612225cb94639868921e59fd5f2a12d4f63eb3f2cdb97bc0a4b3d18d885a629f45eb14812c3df1fa894dd6be3c9d7f06c2fcc315ed6d5e274a9d170

  • SSDEEP

    1536:Ptddf8WmQgExUBcgRo3YYZ7GlJGrb6sz76rxrLRIz7IwkeygDZ2JkbCfoaeIIN9M:1/8WQEisUJoPzo5why5JM5aUN9Sf

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 1 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\35bd674dd2e20df1aafcfcba84c21f0b3bc55dabe1baf8e43da21d4be17d074c.exe
            "C:\Users\Admin\AppData\Local\Temp\35bd674dd2e20df1aafcfcba84c21f0b3bc55dabe1baf8e43da21d4be17d074c.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:1484
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2016

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\xdkc.pif

            Filesize

            100KB

            MD5

            5a0b6b2cc3f50aac3aa6ce4409397976

            SHA1

            c9e6336b0fde4ff684f557dfc44374ea6bfc61a1

            SHA256

            bd118df93e997eac1daffade6112c48bee0b03c0eff54a3982790b0a22056719

            SHA512

            546e5c6cba96efed0701614f85be482ffd9d28d6cbda9399c5cd870bc53ec36fe03649ecb9282fa8a91c84dbc894e42b19d3b4d4c4d59961d0aa0e95cd4b3be3

          • memory/1108-12-0x0000000001F50000-0x0000000001F52000-memory.dmp

            Filesize

            8KB

          • memory/1484-30-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-34-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-7-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-9-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-26-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/1484-11-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-10-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-8-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-5-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-25-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/1484-24-0x0000000004090000-0x0000000004091000-memory.dmp

            Filesize

            4KB

          • memory/1484-22-0x0000000004090000-0x0000000004091000-memory.dmp

            Filesize

            4KB

          • memory/1484-21-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/1484-6-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-3-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-28-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-27-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-29-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1484-31-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-4-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-36-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-33-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-38-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-40-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-41-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/1484-56-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1484-55-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1484-54-0x0000000003E10000-0x0000000003E11000-memory.dmp

            Filesize

            4KB

          • memory/1484-57-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-58-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-60-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-63-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-64-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-66-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-65-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-68-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-75-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1484-1-0x0000000001E40000-0x0000000002ECE000-memory.dmp

            Filesize

            16.6MB

          • memory/1484-150-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB