Analysis

  • max time kernel
    123s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-07-2024 01:02

General

  • Target

    2a6e7f9e33906b27aeaadd41d5db440f_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    2a6e7f9e33906b27aeaadd41d5db440f

  • SHA1

    72ec267430265ed918880c924906b01b880d3670

  • SHA256

    dd220e19600a7e12205a3aa842a8800aca36bcd4213a5bcfc4fd2a6a981cf1a8

  • SHA512

    3779430d6087c67b7000d3b783d05ff7528b423af030401abf53db684a3ce38dc1dc28c4758debb923c58f58f7cdcdf270ed97a939b987555fbd93279698b889

  • SSDEEP

    3072:SLhwl9bCvsiQ7GMmfn0t+FbUvLGkzDst1BBaKH:Yhwn+vA6ecwvnzDstBa

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
  • UPX packed file 29 IoCs

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

  • 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.

  • 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).

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1184
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\2a6e7f9e33906b27aeaadd41d5db440f_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\2a6e7f9e33906b27aeaadd41d5db440f_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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2228
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1064

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\wxtk.exe

            Filesize

            100KB

            MD5

            4ec6cb2f4dea956fd14ea71742169a2e

            SHA1

            2b07b54ab0c021f243310f95667562acbe9e3eab

            SHA256

            ab2aff2840c1c81176544d12d353c01c4f0bd71c9199b1cdb0513bc53cbc4eed

            SHA512

            6e68af7165e58e124f47b1b2ea154eb31f03a9799475914f81a0209b6d1ccf91cfbf1bbaf7f6b06ab64459b3741249997cc793f23be221bc69807d2dd4dabf51

          • memory/1120-8-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2228-28-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-20-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2228-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/2228-30-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-5-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-25-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2228-23-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-24-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-6-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-17-0x0000000003520000-0x0000000003521000-memory.dmp

            Filesize

            4KB

          • memory/2228-16-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2228-21-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-19-0x0000000003520000-0x0000000003521000-memory.dmp

            Filesize

            4KB

          • memory/2228-4-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-27-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-26-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-22-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-29-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-7-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-32-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-33-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-34-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-35-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-44-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-45-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-48-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-49-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-51-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-52-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-53-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-55-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-58-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-64-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-65-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2228-75-0x0000000000850000-0x0000000000852000-memory.dmp

            Filesize

            8KB

          • memory/2228-2-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB