Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 20:44

General

  • Target

    296262f4673d016f99bd7c126b7934b37469dd275b6dd44805356e081d2ebb74.dll

  • Size

    120KB

  • MD5

    64aab437ce8b596ab03d4f8ba65419c2

  • SHA1

    7da8f20c4b9492d934232a8b424b70d9311b058f

  • SHA256

    296262f4673d016f99bd7c126b7934b37469dd275b6dd44805356e081d2ebb74

  • SHA512

    2b7d4284090f85b592dd5274bf7cb825c5d73891f294709ec645afe1460d87dfbc6f6f065280a2aaf2c56763723a247e5fc196eb41ac3e0b845534a031dc7167

  • SSDEEP

    1536:Kx+CPdV5tOvMqUIJzU3KGo79PJD0sVKkaqEBb4Z+aVWEObNFky7Z/PmR8tNIAGJ:MVnOfUIJ4olJD0sR4B5a0EqFk4cSJi

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 14 IoCs

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

  • UPX packed file 23 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 45 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1136
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1188
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1220
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\296262f4673d016f99bd7c126b7934b37469dd275b6dd44805356e081d2ebb74.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2032
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\296262f4673d016f99bd7c126b7934b37469dd275b6dd44805356e081d2ebb74.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2168
              • C:\Users\Admin\AppData\Local\Temp\f7747ba.exe
                C:\Users\Admin\AppData\Local\Temp\f7747ba.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:2680
              • C:\Users\Admin\AppData\Local\Temp\f7748d3.exe
                C:\Users\Admin\AppData\Local\Temp\f7748d3.exe
                4⤵
                • Executes dropped EXE
                PID:2800
              • C:\Users\Admin\AppData\Local\Temp\f776b70.exe
                C:\Users\Admin\AppData\Local\Temp\f776b70.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:1276
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1400

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            b3eafe2eda7b7adc16a0231cc41c1d74

            SHA1

            337f2b864aa531b700f82cac2cd214f6b36102d5

            SHA256

            a20ff5a31860011f41deab16329cae9f686cbf4e9e1b568bf15c72352a71ff37

            SHA512

            7ba4894ee7f965e0f03d63911bf1b0ecce62e26d7bc85c375fc7e7de769a35791baf823b4d75a4398a7e7895562e33570bda3324692ec563d378054922e54747

          • \Users\Admin\AppData\Local\Temp\f7747ba.exe

            Filesize

            97KB

            MD5

            05487fd5eb2af30197379382f806cd14

            SHA1

            b68d5bc7dad2d14884cc5fdb043fc4f1ba9f7134

            SHA256

            a6c1985aa4016b5ad2c3e2b2f1ba2b23125d22ed480db30468a9527dc6cfe5b3

            SHA512

            258e815fa700e22f1547509e37ae5a897d46efb10bc53720ab316db709b4d375675f706b65c9b2e498fef22a299848fe17b2a26e6486561610150b391197ec25

          • memory/1136-18-0x0000000000150000-0x0000000000152000-memory.dmp

            Filesize

            8KB

          • memory/1276-81-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1276-206-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1276-207-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1276-162-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1276-100-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/1276-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1276-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2168-47-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2168-35-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2168-26-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2168-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2168-53-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2168-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2168-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2168-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2168-6-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2168-28-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2168-13-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2168-25-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2168-80-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2168-71-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2680-106-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-46-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-17-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-37-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-62-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-63-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-64-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-65-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-66-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-51-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2680-70-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2680-34-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/2680-54-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-83-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-49-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-36-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-16-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-48-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2680-55-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-105-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-38-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-108-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-110-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-56-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-146-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-145-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2800-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2800-121-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2800-95-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2800-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2800-52-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB