Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 03:50

General

  • Target

    2e0f18f4abe1e563ca5f48fa71ac3636d6c4964ee8f41932c1e15f3b03d559a3.dll

  • Size

    120KB

  • MD5

    4f84da1735f64fdfa4c85ab5a088bedc

  • SHA1

    95ecf60e0ee5d73a67dce7b694a4354239e3265d

  • SHA256

    2e0f18f4abe1e563ca5f48fa71ac3636d6c4964ee8f41932c1e15f3b03d559a3

  • SHA512

    af845dbbe18854219e356f77bda5962840df6235fa449d96eed1be3965b36f3ac3696ec4158bdb6de288434c1b38f9945a0be7dc5562e39088ac7fd139342c85

  • SSDEEP

    3072:CjC8+52JfyUtXx/DlJ6hDLCnzTr667fDd72BSI:ClLZ7ZJ6hDunnrr7fDB2d

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 9 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 17 IoCs

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

  • UPX packed file 22 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 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:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e0f18f4abe1e563ca5f48fa71ac3636d6c4964ee8f41932c1e15f3b03d559a3.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2008
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e0f18f4abe1e563ca5f48fa71ac3636d6c4964ee8f41932c1e15f3b03d559a3.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1724
              • C:\Users\Admin\AppData\Local\Temp\f76b867.exe
                C:\Users\Admin\AppData\Local\Temp\f76b867.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:2388
              • C:\Users\Admin\AppData\Local\Temp\f76b9cd.exe
                C:\Users\Admin\AppData\Local\Temp\f76b9cd.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • System policy modification
                PID:3044
              • C:\Users\Admin\AppData\Local\Temp\f76d411.exe
                C:\Users\Admin\AppData\Local\Temp\f76d411.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:2740
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2040

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            c597b27b0cc022c3e237972a7d693fe2

            SHA1

            13981a39a000efe4ecfc57c96f07ece1135948ec

            SHA256

            7be4d8e0ec7533cb214a1d276715d9f450c58cfbbdef96d887f17d9aae521d5c

            SHA512

            c0906ebc27872ab0628e863d426f17d665bfdefd4f13c2ebdeb83c07896f76a1c7ddca80ca52cfc6ff393baa70821d5fea74e6c491c1569b6fb3022c4c92961b

          • \Users\Admin\AppData\Local\Temp\f76b867.exe

            Filesize

            97KB

            MD5

            30cd8bd3b20d109bd6392e13892591c5

            SHA1

            c6a79c2d60ceb979f825d44c1b0c3b8b819a3fa2

            SHA256

            3ca6b21cd3ceb61bac6d47bb6760c9b327fa1eaf7bbe30dce0960508857a34be

            SHA512

            9b36db6fe29ea79c507aec10537b0f34d079508cd356cd82b515c173a6665bbbff64921d596d12891d49a3ce00781a7d69d2bd351844ea92c8d4da9844bbb5b9

          • memory/1120-31-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/1724-60-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1724-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1724-7-0x0000000000130000-0x0000000000142000-memory.dmp

            Filesize

            72KB

          • memory/1724-63-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1724-62-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/1724-41-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/1724-50-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/1724-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1724-83-0x00000000001F0000-0x0000000000202000-memory.dmp

            Filesize

            72KB

          • memory/1724-85-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/1724-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1724-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1724-40-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2388-20-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-72-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-24-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-61-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2388-51-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

            Filesize

            4KB

          • memory/2388-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-25-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-16-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-53-0x00000000004A0000-0x00000000004A2000-memory.dmp

            Filesize

            8KB

          • memory/2388-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-68-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-69-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-71-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-23-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2388-22-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-87-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-89-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-90-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-158-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2740-113-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2740-114-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2740-86-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2740-238-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3044-112-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/3044-104-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/3044-103-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/3044-187-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3044-210-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/3044-239-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB