Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2024 07:23

General

  • Target

    fece996971ddec31d6f5738afe811094e0026fb2211eaab9272fcaecfa01da86.exe

  • Size

    1.8MB

  • MD5

    708f5391456a4fb01aff7bf71b739bbb

  • SHA1

    e8f125720bf7da20e5a4ab6c926a415ec1ad4a31

  • SHA256

    fece996971ddec31d6f5738afe811094e0026fb2211eaab9272fcaecfa01da86

  • SHA512

    ff63b4c98b18547de29fe8193ee84e741627a913ffebfe1b54558cfe8d5e7e44ffea6c5a110852d020b556cbabeb933d64ff6a25dab80137de05ec28393fa4b2

  • SSDEEP

    49152:kFu31Ags01yXelVURGCAbwdBsr70tiXelVURGCAbwdBsr70t/mkvX7Nk+Scgzpt/:xlAhXelVURGCAbwdBsr70tiXelVURGC4

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 30 IoCs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1048
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1112
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Users\Admin\AppData\Local\Temp\fece996971ddec31d6f5738afe811094e0026fb2211eaab9272fcaecfa01da86.exe
            "C:\Users\Admin\AppData\Local\Temp\fece996971ddec31d6f5738afe811094e0026fb2211eaab9272fcaecfa01da86.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Writes to the Master Boot Record (MBR)
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • 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:2568
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1772

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\pmud.pif

            Filesize

            97KB

            MD5

            9e520dcc32a6ca8cfa3953ea71971e9c

            SHA1

            45611a2c25bd008fd90887cc0dd351b6b53bdd29

            SHA256

            e907de0143db7babbbca3021d3772ef5b206bdf279934679a2bd8e7cd1c90787

            SHA512

            337a367a57e47a23adff51572ebb368b4aac6a3a0cfd71727bc462ffdb85aa32db5e96fba04e96fb3380083687c2faad9984d388b1dec953fb95124f78332be5

          • memory/1048-17-0x0000000000110000-0x0000000000112000-memory.dmp

            Filesize

            8KB

          • memory/2568-38-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-8-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-1-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-39-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-34-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2568-33-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2568-32-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2568-3-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-10-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-31-0x0000000000320000-0x0000000000321000-memory.dmp

            Filesize

            4KB

          • memory/2568-7-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-6-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-27-0x0000000000320000-0x0000000000321000-memory.dmp

            Filesize

            4KB

          • memory/2568-26-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2568-4-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-41-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-11-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-36-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-35-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-37-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-156-0x0000000000400000-0x00000000005D5000-memory.dmp

            Filesize

            1.8MB

          • memory/2568-9-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-30-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-42-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-43-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-46-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-48-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-49-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2568-65-0x00000000058A0000-0x00000000058A2000-memory.dmp

            Filesize

            8KB

          • memory/2568-64-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2568-63-0x00000000058A0000-0x00000000058A2000-memory.dmp

            Filesize

            8KB

          • memory/2568-62-0x0000000005EC0000-0x0000000005EC1000-memory.dmp

            Filesize

            4KB

          • memory/2568-66-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-69-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-68-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-71-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-74-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-75-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-78-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-81-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-5-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2568-0-0x0000000000400000-0x00000000005D5000-memory.dmp

            Filesize

            1.8MB

          • memory/2568-157-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB