Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 20:33

General

  • Target

    2024-12-23_f6429b924f6959224597b91152cff203_bkransomware_hawkeye.exe

  • Size

    516KB

  • MD5

    f6429b924f6959224597b91152cff203

  • SHA1

    2c43bc8df8640be1cf9bd23267f201516d3b941d

  • SHA256

    c8b561a13b642d457b2b6b921a7367e9be4b8ef93a5ec1b2a3fda532043b7093

  • SHA512

    fc935bcad30c7239095e88b74f032efdcacaa20f3b177155d360737dd84556012a355586d76a9389baf08a5b8142fbb8797973e13e9f6795328102678aa2db22

  • SSDEEP

    6144:aoyZmTAsfJFakxaLjcMkc0Cax1PqGp6bYA0w601+dNT9/0626ASkVOAFnEMhNI+N:aoyIJsMPrP7p6bYboEdNd5ra

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
  • UPX packed file 11 IoCs

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

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 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:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\2024-12-23_f6429b924f6959224597b91152cff203_bkransomware_hawkeye.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-12-23_f6429b924f6959224597b91152cff203_bkransomware_hawkeye.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1792
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2024

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1100-17-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/1792-37-0x00000000008D0000-0x00000000008D2000-memory.dmp

            Filesize

            8KB

          • memory/1792-8-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-9-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-16-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-5-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-29-0x00000000008D0000-0x00000000008D2000-memory.dmp

            Filesize

            8KB

          • memory/1792-6-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-0-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/1792-43-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/1792-4-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-10-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-28-0x00000000008E0000-0x00000000008E1000-memory.dmp

            Filesize

            4KB

          • memory/1792-26-0x00000000008E0000-0x00000000008E1000-memory.dmp

            Filesize

            4KB

          • memory/1792-3-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-25-0x00000000008D0000-0x00000000008D2000-memory.dmp

            Filesize

            8KB

          • memory/1792-1-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-44-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB

          • memory/1792-7-0x0000000001E00000-0x0000000002EBA000-memory.dmp

            Filesize

            16.7MB