Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 14:23

General

  • Target

    cabd8db308fa09e8829ecd19f5a2e869d139f188fc2e490d87af63a4a6dda1ea.dll

  • Size

    120KB

  • MD5

    45465d8a490ac1f6decaea410504c3cc

  • SHA1

    bb3948477413f510d397d8d80db8c559fc8396f4

  • SHA256

    cabd8db308fa09e8829ecd19f5a2e869d139f188fc2e490d87af63a4a6dda1ea

  • SHA512

    3c2ebef7df301e21262a854e7e43a2d127719d3fb29fafbc58650579182aa40fc495e91a9706a7828b6d712cbbf56c21e1be6789ee55d42a0a3e21d8aa46c63f

  • SSDEEP

    1536:jl8NGXxt6RainDMHybFGo+0By4GNnSJunlWCUCIiewyUETez3KC7yT70bHnQD:jl8NGXxtRybFGoPaSInkOe5UEez37BHQ

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 26 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\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1068
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1112
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\cabd8db308fa09e8829ecd19f5a2e869d139f188fc2e490d87af63a4a6dda1ea.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2520
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\cabd8db308fa09e8829ecd19f5a2e869d139f188fc2e490d87af63a4a6dda1ea.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3060
              • C:\Users\Admin\AppData\Local\Temp\f76b1d2.exe
                C:\Users\Admin\AppData\Local\Temp\f76b1d2.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:2004
              • C:\Users\Admin\AppData\Local\Temp\f76b387.exe
                C:\Users\Admin\AppData\Local\Temp\f76b387.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
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2780
              • C:\Users\Admin\AppData\Local\Temp\f76d02b.exe
                C:\Users\Admin\AppData\Local\Temp\f76d02b.exe
                4⤵
                • Executes dropped EXE
                PID:2168
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:888

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            68fbc9b555da7a594cd89558e9657d2e

            SHA1

            9da81b0d23fa710589582f018f3ccf3f8a46e67b

            SHA256

            3d77cc323c9b6f7a4efd3d27dd301caf73cb938667bd3a988edc0a1373165cf2

            SHA512

            42e01b3358e042486bd7e0067842a3c9e6ddc439119ebb0800ec54ab66fa9cf27188b3048ea3f6b5ac068373a9b80b036afdb785fd8cf340277de775617708ec

          • \Users\Admin\AppData\Local\Temp\f76b1d2.exe

            Filesize

            97KB

            MD5

            f5952d989065867655968d607e049217

            SHA1

            5cd3323718101780d53fcc43de614560029c910b

            SHA256

            6d402d93c9c6bee085024d19422a37332c218ebdd8d6541a18e4c7aa5ef8f14c

            SHA512

            d3c7909b53d3f2abaeab40cf96a4a29cb8cacb107dfd60a1abf646b6ad799a52e5a210844d84521e1e763d625201c25971ad2788f8e62e130e8f6608f8457a32

          • memory/1040-31-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/2004-85-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2004-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2004-58-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2004-111-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-89-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-15-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-18-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-21-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-23-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-20-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-19-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-50-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2004-88-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-67-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-66-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-155-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-71-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-48-0x0000000000390000-0x0000000000391000-memory.dmp

            Filesize

            4KB

          • memory/2004-70-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-25-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-24-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-46-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-69-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-64-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2004-22-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-17-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-63-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-65-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2004-72-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2168-110-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2168-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2168-198-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2168-133-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2168-106-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2168-108-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2780-132-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2780-109-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2780-193-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2780-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-194-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-180-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2780-107-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2780-100-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/3060-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3060-57-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/3060-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/3060-60-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/3060-47-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/3060-37-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/3060-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/3060-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/3060-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/3060-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3060-8-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3060-80-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/3060-38-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB