Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2025 06:10

General

  • Target

    JaffaCakes118_331daf38bd1e666647a70e6e2de34790.exe

  • Size

    100KB

  • MD5

    331daf38bd1e666647a70e6e2de34790

  • SHA1

    d4b3cbdd86c5a2cd39a18e6d32335a59adb4d85c

  • SHA256

    44ecb4108bb55ffc8b272a1b87295c75b6668120803f55837d70a0013ca5cdfd

  • SHA512

    1828f7ead418721720e3f576948e14c663441fec4fe295a583ad939ea9e0afc7d13d39b9688415aa935e588b5e476e4923dd6a10569310dcf284352951297b09

  • SSDEEP

    1536:m+/ZLdomFPUOyKT7V7z7Dv85FGc69XtzyW8Xq/t7l0CZ+qg2lcEz0nCiHss5:TLoavTl7v85FGcOtyWAQt7l0SO2B10T

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
  • 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 26 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1092
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_331daf38bd1e666647a70e6e2de34790.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_331daf38bd1e666647a70e6e2de34790.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:2776
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1556

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\flneby.exe

            Filesize

            100KB

            MD5

            fb261e23f7aa6ebc52df4817a10188f8

            SHA1

            e3984e7426a7e2eb4420ec82d296e0e8b252601d

            SHA256

            091c9e0728b0be9c24b13cc228b7754e0776a5a6044bae67b2ce571d7f174a7a

            SHA512

            0dd76f03c2c726f033da9a21a0ffcc5c82ccd8bcc81f94f1218338ece72ac2cd4412177cf7beb110aa23f8f531d4ae391d31a7a56b903270eaa3da9d690e0e76

          • memory/1092-11-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/2776-29-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-23-0x0000000004090000-0x0000000004091000-memory.dmp

            Filesize

            4KB

          • memory/2776-0-0x0000000000400000-0x0000000000413000-memory.dmp

            Filesize

            76KB

          • memory/2776-30-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-6-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-25-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-24-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/2776-3-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-9-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-8-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-10-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-7-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-5-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-26-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/2776-28-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-27-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-20-0x0000000003F40000-0x0000000003F42000-memory.dmp

            Filesize

            8KB

          • memory/2776-31-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-21-0x0000000004090000-0x0000000004091000-memory.dmp

            Filesize

            4KB

          • memory/2776-33-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-34-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-35-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-38-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-39-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-40-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-55-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/2776-53-0x00000000041E0000-0x00000000041E1000-memory.dmp

            Filesize

            4KB

          • memory/2776-59-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-60-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-63-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-65-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-66-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-68-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-78-0x00000000005D0000-0x00000000005D2000-memory.dmp

            Filesize

            8KB

          • memory/2776-4-0x0000000001D20000-0x0000000002DAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2776-141-0x0000000000400000-0x0000000000413000-memory.dmp

            Filesize

            76KB