Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 06:37

General

  • Target

    64ca71e9ed639558d338fde2e46698bc05dbb86e3d5f4ead45f2b23d511a8e09.dll

  • Size

    120KB

  • MD5

    12e6a070151c696da0dc92564e42c846

  • SHA1

    a6d5666c9230801d0127215026a79aff83044784

  • SHA256

    64ca71e9ed639558d338fde2e46698bc05dbb86e3d5f4ead45f2b23d511a8e09

  • SHA512

    e70d1a4fdd6632f4ce18620c760343f01326d4c4e56cec5fb54950cecddccd6b9407cb7ab6d4a808018a68feaf6b2fc7d4b32093ddd3218c1673a1c3513073f9

  • SSDEEP

    3072:JVhpdGEE6P6MF4ABPn3M62B5gUeP5j50+lj:JVhTFEJAB/cfyUeF+Sj

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 25 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\64ca71e9ed639558d338fde2e46698bc05dbb86e3d5f4ead45f2b23d511a8e09.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2332
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\64ca71e9ed639558d338fde2e46698bc05dbb86e3d5f4ead45f2b23d511a8e09.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2016
              • C:\Users\Admin\AppData\Local\Temp\f76db03.exe
                C:\Users\Admin\AppData\Local\Temp\f76db03.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Enumerates connected drives
                • 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:1984
              • C:\Users\Admin\AppData\Local\Temp\f76dc89.exe
                C:\Users\Admin\AppData\Local\Temp\f76dc89.exe
                4⤵
                • Executes dropped EXE
                PID:2908
              • C:\Users\Admin\AppData\Local\Temp\f76f93d.exe
                C:\Users\Admin\AppData\Local\Temp\f76f93d.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Enumerates connected drives
                • 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:2596
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1540

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            7d22d31ea81a1e3fd4114de08b99f7ab

            SHA1

            c47637ebaeff92bacd58c3b75a992365b82b55ad

            SHA256

            775205d439bb429c8d58f640b8bdcf716a7c0e8d4a0b3cfd8d79ac50652d2cd4

            SHA512

            342c2d99ac24dd788e4191f82f3aa16eb50a41412da8668014851f895d1a4ce3b090cf0ff89ffdaff92575250e730c0e502ea258cf9a5bc527e2099237a632f3

          • \Users\Admin\AppData\Local\Temp\f76db03.exe

            Filesize

            97KB

            MD5

            15fe04a66f4feeef21515a58d8269826

            SHA1

            33d0fad8eb03ac4e92185d8d7d6ea9b482d68450

            SHA256

            9ce25622c862c7a87e8b71bbf2d7c976270d459ce37721adba3c446b72d2bd72

            SHA512

            04198f14296f5278ea0082bc8f7efdaa30edce6e9267e42e70965136127c5d4b3d2e6a741966c01a3e154c30b114abe54c3e502341505087b11a1b8ec738b8af

          • memory/1120-22-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/1984-60-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-53-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/1984-21-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-62-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-63-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-45-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/1984-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1984-19-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-39-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/1984-17-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-145-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1984-146-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-20-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-79-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-109-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-15-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-106-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-14-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-105-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-103-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-11-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-58-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-59-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-13-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-80-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-18-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-16-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/1984-68-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/2016-54-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2016-8-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2016-207-0x0000000000420000-0x0000000000432000-memory.dmp

            Filesize

            72KB

          • memory/2016-69-0x0000000000420000-0x0000000000432000-memory.dmp

            Filesize

            72KB

          • memory/2016-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2016-77-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2016-55-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2016-52-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2016-37-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2016-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2016-28-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2596-165-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2596-99-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2596-100-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2596-206-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2596-101-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2596-205-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2596-164-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2908-120-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2908-92-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2908-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-57-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-91-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2908-98-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB