Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2025 07:13

General

  • Target

    JaffaCakes118_337aeeaf143d9daa0c745a3461070104.exe

  • Size

    100KB

  • MD5

    337aeeaf143d9daa0c745a3461070104

  • SHA1

    4a264307a93c932d5abba2f0b1bb5e18cf226357

  • SHA256

    51f1b9c78ae966f8d97cabb8614d28d4411f82545a56e07d2c796272269f8602

  • SHA512

    b630fd12f49edb323e7236ef10c0ba4ad5be8754beca72be7dbe67444e8d745c144746e71933b1fc273eb88634b9dc354b28664ff7d31abe157d911cb7658850

  • SSDEEP

    3072:Oyxi6cE1rxJnt5LErSx39S7v51cczW3mJxC3l:OGcETJttEu9SH62S3l

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.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1200
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1252
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_337aeeaf143d9daa0c745a3461070104.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_337aeeaf143d9daa0c745a3461070104.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Disables RegEdit via registry modification
            • 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:2664
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1180

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\joan.exe

            Filesize

            100KB

            MD5

            e5aeebc88cdcbbc56bf61944c1d5a840

            SHA1

            2cf920f41c27aa3891ae2693389214e52fdb91df

            SHA256

            a16f2c9ac3ce575778a96ea594bc54ba710383d81479624fdb7bb12ece23d7d1

            SHA512

            a722b1dc4cbe06d0fb5206313ed39b77ddf203f0750b614af7e5fc94c0b80c9c7930ff2b316b850753d8bca730034151870c82977e296088245aa15ffe89cb6b

          • memory/1100-12-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2664-33-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-7-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-11-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-3-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-9-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-6-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-26-0x0000000003430000-0x0000000003431000-memory.dmp

            Filesize

            4KB

          • memory/2664-28-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2664-0-0x0000000000400000-0x0000000000416000-memory.dmp

            Filesize

            88KB

          • memory/2664-23-0x0000000003430000-0x0000000003431000-memory.dmp

            Filesize

            4KB

          • memory/2664-22-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2664-4-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-5-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-10-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-29-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-30-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-31-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-32-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-27-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2664-1-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-58-0x0000000003450000-0x0000000003452000-memory.dmp

            Filesize

            8KB

          • memory/2664-38-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-39-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-41-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-54-0x0000000003450000-0x0000000003452000-memory.dmp

            Filesize

            8KB

          • memory/2664-36-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-57-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2664-56-0x00000000041F0000-0x00000000041F1000-memory.dmp

            Filesize

            4KB

          • memory/2664-60-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-62-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-63-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-64-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-65-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-66-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-69-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-70-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-35-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2664-151-0x0000000000400000-0x0000000000416000-memory.dmp

            Filesize

            88KB