Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 13:19

General

  • Target

    85084659df6ef2ad67b69979dfbf26e66bead5aa1c05a69bb7ec69c9b416ebbfN.dll

  • Size

    120KB

  • MD5

    74aea08ed49c7675c0e1b3c7140bc940

  • SHA1

    718fd97a68e37416c14bff2fd27484ccc5a9a7f8

  • SHA256

    85084659df6ef2ad67b69979dfbf26e66bead5aa1c05a69bb7ec69c9b416ebbf

  • SHA512

    c2a26223026a81141bce9574a33d37715665f1741af152a8326474e9074c372e5058a343f5da872de724e09f51e87258be9bed9a1db19e516a21f033e9d162b4

  • SSDEEP

    3072:QN+fXR9V4SMp/jI0a44Upw0K1yifBi8qfJ:Qwh9g7akA1ZJpq

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 17 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 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:1064
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1128
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\85084659df6ef2ad67b69979dfbf26e66bead5aa1c05a69bb7ec69c9b416ebbfN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2612
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\85084659df6ef2ad67b69979dfbf26e66bead5aa1c05a69bb7ec69c9b416ebbfN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2808
              • C:\Users\Admin\AppData\Local\Temp\f763b7a.exe
                C:\Users\Admin\AppData\Local\Temp\f763b7a.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:2904
              • C:\Users\Admin\AppData\Local\Temp\f763d3f.exe
                C:\Users\Admin\AppData\Local\Temp\f763d3f.exe
                4⤵
                • Executes dropped EXE
                PID:1588
              • C:\Users\Admin\AppData\Local\Temp\f765725.exe
                C:\Users\Admin\AppData\Local\Temp\f765725.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:1332
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1684

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            404821d9304fdc94545fb8d23ee65ae1

            SHA1

            705efeee01f3e0ede421ef507e3c48775b7b1e1a

            SHA256

            4ee3f7a74bbca1cc5d4b24214c5765384310f616dc8c58c0a96b05b28e088cc2

            SHA512

            fae646724af523a32667401b06d467167e337f80c4cfc909e7d516655f0240fcb6b89738855952f65f42fc725bf4f3980b8aae9a385d1a4f20b1cf46576dd66f

          • \Users\Admin\AppData\Local\Temp\f763b7a.exe

            Filesize

            97KB

            MD5

            6c8efdfb4d5997bd52c2f5d9b94c1dea

            SHA1

            ba1b67a59794a817fb653e179be136ebcca39384

            SHA256

            72c78a76bc4c1eb391f864443f37bf40ff8c2024152d2ccfa8f6d5c638ec76fa

            SHA512

            20e6527e4e2a7d5310f290a92d9f9b7a36a8d120866e7716a4b94ad66de7b1df64030e1ca39ae91c363777d282225ab924dade2e5b127f74de6419d5d4e5ea2c

          • memory/1064-30-0x0000000002030000-0x0000000002032000-memory.dmp

            Filesize

            8KB

          • memory/1332-213-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1332-167-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1332-168-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1332-212-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1332-108-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/1332-110-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1588-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1588-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1588-99-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1588-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1588-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1588-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2808-60-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2808-79-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2808-214-0x0000000000A20000-0x0000000000A32000-memory.dmp

            Filesize

            72KB

          • memory/2808-46-0x0000000000260000-0x0000000000261000-memory.dmp

            Filesize

            4KB

          • memory/2808-38-0x0000000000260000-0x0000000000261000-memory.dmp

            Filesize

            4KB

          • memory/2808-57-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2808-37-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2808-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2808-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2808-10-0x00000000001F0000-0x0000000000202000-memory.dmp

            Filesize

            72KB

          • memory/2808-9-0x00000000001F0000-0x0000000000202000-memory.dmp

            Filesize

            72KB

          • memory/2808-59-0x0000000000370000-0x0000000000382000-memory.dmp

            Filesize

            72KB

          • memory/2808-78-0x0000000000A20000-0x0000000000A32000-memory.dmp

            Filesize

            72KB

          • memory/2808-81-0x0000000000A20000-0x0000000000A32000-memory.dmp

            Filesize

            72KB

          • memory/2904-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-50-0x0000000001710000-0x0000000001712000-memory.dmp

            Filesize

            8KB

          • memory/2904-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-68-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-69-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-64-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-82-0x0000000001710000-0x0000000001712000-memory.dmp

            Filesize

            8KB

          • memory/2904-63-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-62-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-84-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-87-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-88-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-65-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-23-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-111-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-24-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-155-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2904-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-13-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2904-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-15-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2904-47-0x0000000002F10000-0x0000000002F11000-memory.dmp

            Filesize

            4KB