Analysis

  • max time kernel
    126s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 11:52

General

  • Target

    05b6dc88538597cc93709b9b6d1690d3_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    05b6dc88538597cc93709b9b6d1690d3

  • SHA1

    9cf782b6186cb01ddcf64bc3d38c7fbe0baf90ee

  • SHA256

    a637329a0de41b97dc5ba0ccc1e7c5d9e6cf499415ccac09a89dc8ec8782a120

  • SHA512

    efde3af389bb5e5992f8b47fb716591bad501d3c937706a1c94d75f370d91ea65ce4b34d4044c907ada181059d2481e9b27648dcc52af07eadc1d71120c05aeb

  • SSDEEP

    1536:ornMwc2j00jYZM7w6Kw+UDM9L8w6VVpOSLnNdGlzOdaMHCIYDxgayI/I9EL:QdDjXsZAZT+wxLnNdGouDcI/X

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

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

  • 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.

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1192
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\05b6dc88538597cc93709b9b6d1690d3_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\05b6dc88538597cc93709b9b6d1690d3_JaffaCakes118.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • 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:2500
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1620

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\fxuk.pif

            Filesize

            100KB

            MD5

            7b30b6eee01e3db718b54c6d83e65520

            SHA1

            78035bd5b7b0b3b40a1e0c604e00711604ae3043

            SHA256

            cb881f749a77d375d9b153dc62981940ce8080707768d6e1fc38aa9c626f83c6

            SHA512

            56d8a83d2c1afd58f0bd1cf50f3b1d66fb439c3fe6ba648af0204e8634bb4347153bd66e60da653c6bc301b348c8029c8ce4b88c82a1530fa6e362bc6e105e15

          • memory/1104-12-0x0000000002000000-0x0000000002002000-memory.dmp

            Filesize

            8KB

          • memory/2500-29-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-32-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-7-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-8-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-10-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-25-0x0000000003E70000-0x0000000003E72000-memory.dmp

            Filesize

            8KB

          • memory/2500-9-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-24-0x0000000003E70000-0x0000000003E72000-memory.dmp

            Filesize

            8KB

          • memory/2500-23-0x0000000004100000-0x0000000004101000-memory.dmp

            Filesize

            4KB

          • memory/2500-33-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-20-0x0000000003E70000-0x0000000003E72000-memory.dmp

            Filesize

            8KB

          • memory/2500-3-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-6-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-11-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-27-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-26-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-28-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-30-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-5-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2500-21-0x0000000004100000-0x0000000004101000-memory.dmp

            Filesize

            4KB

          • memory/2500-34-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-37-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-38-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-40-0x0000000003E70000-0x0000000003E72000-memory.dmp

            Filesize

            8KB

          • memory/2500-41-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-42-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-57-0x00000000031F0000-0x00000000031F2000-memory.dmp

            Filesize

            8KB

          • memory/2500-55-0x0000000004250000-0x0000000004251000-memory.dmp

            Filesize

            4KB

          • memory/2500-60-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-62-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-64-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-66-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-67-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-69-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-81-0x00000000031F0000-0x00000000031F2000-memory.dmp

            Filesize

            8KB

          • memory/2500-4-0x0000000001D50000-0x0000000002DDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2500-148-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB