Analysis

  • max time kernel
    75s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2024, 21:48

General

  • Target

    63e853ade8bc73ea13b70f21d74395d32a06595918800cf9f465d6b3b3bd0219.dll

  • Size

    120KB

  • MD5

    06e49e6ad5a847b8602370d4504dea7c

  • SHA1

    b9380127dd0aab0a92816794d35581ff147e478f

  • SHA256

    63e853ade8bc73ea13b70f21d74395d32a06595918800cf9f465d6b3b3bd0219

  • SHA512

    8a3f3e94a991a8ae7bcf1854650a4ff914326aaa98f4c85f2c90bb1c40f63a9846aae749f23519f221edbbd9aa6471188ffd7e729669e3a54180b279b1481ee2

  • SSDEEP

    1536:1Y1FiVBfFMD2t24xhavYudheWgGQiO5BmnuoXbq+B608yP0tVCcBy+o2:1CFyB9MShkve3mnuorq+i2iPBy+o2

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 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • 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\63e853ade8bc73ea13b70f21d74395d32a06595918800cf9f465d6b3b3bd0219.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1764
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\63e853ade8bc73ea13b70f21d74395d32a06595918800cf9f465d6b3b3bd0219.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1732
              • C:\Users\Admin\AppData\Local\Temp\f76e3ba.exe
                C:\Users\Admin\AppData\Local\Temp\f76e3ba.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:2132
              • C:\Users\Admin\AppData\Local\Temp\f76e560.exe
                C:\Users\Admin\AppData\Local\Temp\f76e560.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • System policy modification
                PID:2680
              • C:\Users\Admin\AppData\Local\Temp\f76ff84.exe
                C:\Users\Admin\AppData\Local\Temp\f76ff84.exe
                4⤵
                • Executes dropped EXE
                PID:1356
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1428

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76e3ba.exe

            Filesize

            97KB

            MD5

            b6c319b4bc2245757d01e8cea57559d5

            SHA1

            398552525399e9c365f1f2ca497e75bcf9e12db9

            SHA256

            bb628de3a1961838c2079c2996b849b37b272775adc6bffb14f5d6e1d35b7838

            SHA512

            fb79b7d5159ba0b1718d9d5a8d6dac0fc5d62dbfd09197b1128f4126d65b306cb23ee1f7709e7a6b174aa2e53e5876e2f4f413d282fa27b003e28a876ac90a27

          • memory/1104-28-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1356-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1356-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1356-162-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1356-105-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/1356-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1732-83-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1732-61-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1732-53-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/1732-8-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1732-41-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/1732-39-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/1732-38-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1732-9-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/1732-74-0x00000000001E0000-0x00000000001F2000-memory.dmp

            Filesize

            72KB

          • memory/1732-58-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1732-60-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/2132-63-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-50-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2132-22-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-15-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-14-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-16-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2132-64-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-69-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-70-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-20-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-47-0x0000000002F10000-0x0000000002F11000-memory.dmp

            Filesize

            4KB

          • memory/2132-13-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-85-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-87-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-90-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-151-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2132-49-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2132-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-152-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2132-91-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-132-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2680-101-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2680-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2680-158-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2680-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2680-163-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB