Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 05:31

General

  • Target

    32e23435122d04de3cc5afca8dd14d0c493f46422eb296606bd360406e45876f.exe

  • Size

    100KB

  • MD5

    9f0a5f7bd57201bd9f38d3b2f1e0cb84

  • SHA1

    ca844baf4c52637cdbb6b5da864b0006867ef6c5

  • SHA256

    32e23435122d04de3cc5afca8dd14d0c493f46422eb296606bd360406e45876f

  • SHA512

    1ffded2bf5b004f9b71d3e53c5f841968977989ad354570a1aa7c41d31d2001b0450faf43da6734c9346e5b382444c205282fff0c973ba1934bbcc48a4b9d678

  • SSDEEP

    1536:aKLJXv4t0hiWqK1OdbHNRINURJl3wLplwV/hmQeID1dIM48xWhqpvPXDzk2VLzK:FLBv4ep16YNUv2bwV/ZzZ4fA3HLzK

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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 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:1092
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1100
          • C:\Users\Admin\AppData\Local\Temp\32e23435122d04de3cc5afca8dd14d0c493f46422eb296606bd360406e45876f.exe
            "C:\Users\Admin\AppData\Local\Temp\32e23435122d04de3cc5afca8dd14d0c493f46422eb296606bd360406e45876f.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Disables RegEdit via registry modification
            • 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:2824
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1556

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\wtnr.exe

            Filesize

            100KB

            MD5

            0438bcae18b9f3124676e3635c2deda9

            SHA1

            aa00367d4d54371f4360f4e1d9d6188ab2d473b6

            SHA256

            d141d12c1d338f0e3fbbc8a82a88eb063cb0ed81a115bfe06f9e609214bdb408

            SHA512

            f1452c8e5433ea82884df554f1b140f9ec8305965110240bdb40135ef2127125bb6046f45e2f9b6bf3d15aca1dbaa674ae528b7cb2db93582fe9fe053619d710

          • memory/1048-8-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/2824-29-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-17-0x00000000004A0000-0x00000000004A1000-memory.dmp

            Filesize

            4KB

          • memory/2824-21-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2824-32-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-20-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-34-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-19-0x00000000004A0000-0x00000000004A1000-memory.dmp

            Filesize

            4KB

          • memory/2824-33-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-7-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-16-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2824-5-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-6-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-24-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-25-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-23-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-26-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-27-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-28-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2824-30-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-4-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-3-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-1-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-37-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-38-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-40-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2824-54-0x0000000002F30000-0x0000000002F32000-memory.dmp

            Filesize

            8KB

          • memory/2824-53-0x0000000002F30000-0x0000000002F32000-memory.dmp

            Filesize

            8KB

          • memory/2824-52-0x0000000003E20000-0x0000000003E21000-memory.dmp

            Filesize

            4KB

          • memory/2824-56-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-57-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-59-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-60-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-61-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-62-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-66-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-67-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-68-0x0000000001DE0000-0x0000000002E6E000-memory.dmp

            Filesize

            16.6MB

          • memory/2824-78-0x0000000002F30000-0x0000000002F32000-memory.dmp

            Filesize

            8KB

          • memory/2824-22-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2824-141-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB