Analysis

  • max time kernel
    27s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 02:54

General

  • Target

    6a646836db400d75f4bb3b2ef0b2317cf1dce154862494d4d805695308be5006N.dll

  • Size

    120KB

  • MD5

    0a6c8457f3ee242f2559b973a7690870

  • SHA1

    254001c5cfa57e2126518239af70d7b89d3fbfc2

  • SHA256

    6a646836db400d75f4bb3b2ef0b2317cf1dce154862494d4d805695308be5006

  • SHA512

    bd2fe6b8e37a5429aac274c3b31d7b5d97187d28471777712f33d7e2f104dc19891b18e511c9bd63ebb0c1a75d88e5a997767a6720276933f7557a6054ebca06

  • SSDEEP

    1536:IawtvhzPFCLpSU7gvAzsIWI9Np/hBgASj+9d8AYRmXKWcmXVGvvlrXQfmm:IauvhztIAU7zzsZSNppBV3mXWcmokmm

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 24 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:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a646836db400d75f4bb3b2ef0b2317cf1dce154862494d4d805695308be5006N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2408
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a646836db400d75f4bb3b2ef0b2317cf1dce154862494d4d805695308be5006N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1720
              • C:\Users\Admin\AppData\Local\Temp\f76ba5a.exe
                C:\Users\Admin\AppData\Local\Temp\f76ba5a.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:1696
              • C:\Users\Admin\AppData\Local\Temp\f76bc5d.exe
                C:\Users\Admin\AppData\Local\Temp\f76bc5d.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:1156
              • C:\Users\Admin\AppData\Local\Temp\f76d5f5.exe
                C:\Users\Admin\AppData\Local\Temp\f76d5f5.exe
                4⤵
                • Executes dropped EXE
                PID:1268
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2032

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            80576be46f5ef2b174b1410ec766c19d

            SHA1

            3f82c703ca56e1b3f8608501439bb1629ebd377b

            SHA256

            827ab4c34de868617e40c40000655f7ae39f2a104a67fef0796df220825ee1a1

            SHA512

            515ec9643df64d7a103a882c2a92b5447d78f30b976a7267c6cd38d1c9c289fc17f98c583f9ae634e2a026933f30796a0cabeb208eb3db0dfdd0904ff87afbe5

          • \Users\Admin\AppData\Local\Temp\f76ba5a.exe

            Filesize

            97KB

            MD5

            cf4f0c4ed0258f2e372fe8a002602b51

            SHA1

            9083c4d1927115e28f7edad58659d71c3129e23e

            SHA256

            662c9e87d28efef397704048d62ab4f634f9e1798223322e14bc371f059bc6f6

            SHA512

            5a838ef66118cbeea1d63203917d46bca03afc2172a3df16fbbb61fa99c91e2977a5757d41358c360dce511fe21cdad2be70cda6a8904fe046ba4b90c3ecb0f1

          • memory/1112-27-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/1156-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1156-192-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1156-193-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1156-168-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1156-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1156-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1156-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1156-55-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1268-134-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1268-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1268-108-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/1268-110-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1268-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1696-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-111-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1696-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-62-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1696-61-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1696-42-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/1696-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1696-154-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-24-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-23-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-67-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-70-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-25-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-85-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-87-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-89-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1696-26-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/1720-12-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/1720-51-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1720-73-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1720-83-0x0000000000230000-0x0000000000232000-memory.dmp

            Filesize

            8KB

          • memory/1720-53-0x0000000000290000-0x00000000002A2000-memory.dmp

            Filesize

            72KB

          • memory/1720-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1720-54-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1720-33-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1720-43-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1720-13-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/1720-34-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1720-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1720-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1720-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB