Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 22:31

General

  • Target

    38a60b87fa74bad23dfb170b070cd46d44961cc03c4e54a1884866ccfbfb2745.dll

  • Size

    120KB

  • MD5

    60061fd8cf8c2d9a2ec297567772de79

  • SHA1

    99a53a683a81b87e87cf6cba4e11443a5c4d0867

  • SHA256

    38a60b87fa74bad23dfb170b070cd46d44961cc03c4e54a1884866ccfbfb2745

  • SHA512

    9e12180f332957541bedd5b16b40311121ec1f7ac78709db0f2f83b71ca0704e397a99806ec980112298ed7e61d05bebf87bdbf22f28aa0795f9bd1f8d87392c

  • SSDEEP

    3072:bgQyRhMRpfAsZasDtEurlx26oy/0PVEhWiAn0qIYJ:bgQsqosZVtEClx2Pnm2

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 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\38a60b87fa74bad23dfb170b070cd46d44961cc03c4e54a1884866ccfbfb2745.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2896
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\38a60b87fa74bad23dfb170b070cd46d44961cc03c4e54a1884866ccfbfb2745.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2908
              • C:\Users\Admin\AppData\Local\Temp\f769f4b.exe
                C:\Users\Admin\AppData\Local\Temp\f769f4b.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:3024
              • C:\Users\Admin\AppData\Local\Temp\f76a11f.exe
                C:\Users\Admin\AppData\Local\Temp\f76a11f.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:2688
              • C:\Users\Admin\AppData\Local\Temp\f76c11d.exe
                C:\Users\Admin\AppData\Local\Temp\f76c11d.exe
                4⤵
                • Executes dropped EXE
                PID:2720
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1048

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            9a430d7a2c5168e16cb70489517c1dd5

            SHA1

            bd335a3ff4ae87c798623f1c53b072fc06eea38e

            SHA256

            75262522b07aa0b3f6ebe5b1541643b20cd9e3a4d6026f30547d9024f7fcc36d

            SHA512

            9aa7a5c3d0c5dc528e6914d98d438fd7cb394b946727ccd6a37503f8e799161909a88c68f8de11749e14d460c347378fe34b88b868169b9bc94f5ef29638b8cf

          • \Users\Admin\AppData\Local\Temp\f769f4b.exe

            Filesize

            97KB

            MD5

            94ce1bdbfdf2c5a9b8da318360b1c1d1

            SHA1

            58679823a01504dd4b24e19737f60f9872cf3754

            SHA256

            aa897cb0d0a8dd7c3cb2d17e52bb5dc155d7cdeceb5252fc5f44cec9d56653ad

            SHA512

            71d3b5c6100f5a104a584b04d99217b76f312f76ebf52eb7ce34516d40a1e0ab354fc5fac6bb763b4b79a382c56212bac4808e49372eb747c4b24e8a110befea

          • memory/1116-28-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/2688-124-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-191-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2688-172-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-190-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2688-96-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-97-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-95-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2720-173-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2720-195-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2720-103-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2720-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-55-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2908-37-0x0000000000690000-0x0000000000691000-memory.dmp

            Filesize

            4KB

          • memory/2908-36-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2908-6-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/2908-58-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2908-57-0x00000000006A0000-0x00000000006B2000-memory.dmp

            Filesize

            72KB

          • memory/2908-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2908-45-0x0000000000690000-0x0000000000691000-memory.dmp

            Filesize

            4KB

          • memory/3024-70-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-15-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-63-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-62-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-64-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-66-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-67-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-68-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-69-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-20-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-14-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-85-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-86-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-61-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-56-0x00000000004E0000-0x00000000004E2000-memory.dmp

            Filesize

            8KB

          • memory/3024-22-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-18-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-46-0x00000000004F0000-0x00000000004F1000-memory.dmp

            Filesize

            4KB

          • memory/3024-107-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-48-0x00000000004E0000-0x00000000004E2000-memory.dmp

            Filesize

            8KB

          • memory/3024-149-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3024-150-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-13-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-17-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-19-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-16-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/3024-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3024-21-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB