Analysis

  • max time kernel
    68s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 11:47

General

  • Target

    cd968a9d86067db3d8a31156bc27e017d9b6e4431758c88e102c8aa82cd5ee1d.dll

  • Size

    120KB

  • MD5

    cd1b8b97f98b4a79f5940a0015791dc8

  • SHA1

    b74cc69127447769bf5acc99581ddff80b409fd1

  • SHA256

    cd968a9d86067db3d8a31156bc27e017d9b6e4431758c88e102c8aa82cd5ee1d

  • SHA512

    d3df91c04f74165785b1889630ec361b854ce18baf5a9d6f686a01f8929cef4a1a6c9951ec456d594da52a98ef101a5578b9b574be6e7a6de9bf0c6afea883b7

  • SSDEEP

    1536:pSH2SZIMP+TxasIAmynN05Q72tI08kdlZQLpoC/YJqvufo7SmqdtOHpFom6iu69A:pGYvxPIWnN0MYj1QuGSq22/qDOHgm6i+

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 16 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 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:1112
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1152
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd968a9d86067db3d8a31156bc27e017d9b6e4431758c88e102c8aa82cd5ee1d.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2404
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd968a9d86067db3d8a31156bc27e017d9b6e4431758c88e102c8aa82cd5ee1d.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2444
              • C:\Users\Admin\AppData\Local\Temp\f76f798.exe
                C:\Users\Admin\AppData\Local\Temp\f76f798.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:\Users\Admin\AppData\Local\Temp\f76f98b.exe
                C:\Users\Admin\AppData\Local\Temp\f76f98b.exe
                4⤵
                • Executes dropped EXE
                PID:3048
              • C:\Users\Admin\AppData\Local\Temp\f77163f.exe
                C:\Users\Admin\AppData\Local\Temp\f77163f.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:340
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1472

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5be2a1829f4f96e5cb2b353ba6259283

            SHA1

            d4b8c04ff1d345da502b46b762e113a55903e367

            SHA256

            27a8860f4d2224c651d7ad4f1a5f7924756cf6276aab241e61b469af775b3092

            SHA512

            edf3e3f36d244e8edf6f334bdc3ce209bc23a3cbeb6b965cd8d4c6630de281ca8d13476fc6f92a16386d72e365e1b71d53c9acb9d46f8a83bfc085c9e99b7ed2

          • \Users\Admin\AppData\Local\Temp\f76f798.exe

            Filesize

            97KB

            MD5

            fae73ea52c14a481d371e3cb6e87be37

            SHA1

            8ad6669fbe43b64235f24daa3535f8dccc940391

            SHA256

            33f40a04c608a3f9fae28f90f6768b67c6229ddac5f337e717114b941c82806b

            SHA512

            d31fd0fda8b9784956fa3838ab6d296429fcec9ddcb11804a09f79016839f383f7bbbaf0a62b1b49caf657609643dfb2466765e7bdd3c6336ce00cd7f686cc0c

          • memory/340-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/340-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/340-205-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/340-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/340-102-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/340-206-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/340-163-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/1064-27-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/2444-13-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2444-59-0x00000000002D0000-0x00000000002E2000-memory.dmp

            Filesize

            72KB

          • memory/2444-34-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2444-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2444-35-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2444-60-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2444-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2444-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2444-80-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2444-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2444-84-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2444-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2444-47-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2444-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2740-64-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-58-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2740-21-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-18-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-17-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-63-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-25-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-65-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-66-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-67-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-69-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-70-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-71-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-72-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-86-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2740-48-0x00000000005F0000-0x00000000005F1000-memory.dmp

            Filesize

            4KB

          • memory/2740-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2740-24-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-88-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-90-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2740-15-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-19-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-22-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-20-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-23-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-109-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-110-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2740-148-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2740-149-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/3048-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3048-98-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/3048-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3048-180-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3048-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3048-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB