Analysis

  • max time kernel
    126s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 19:33

General

  • Target

    2024-12-31_ce430a243167039b0757b92f2e67cd04_bkransomware_hawkeye.exe

  • Size

    520KB

  • MD5

    ce430a243167039b0757b92f2e67cd04

  • SHA1

    4949915ef57e30e608feeb5a71a9d288301c375c

  • SHA256

    b96bfb6a5ae24190f2a2c74de394b8eefbd88bb751b23b38da377cf399c40469

  • SHA512

    76e2a9601aa23ed976bd9de0245639682a682b50f875762653c9f4a8a52ea66bfad82075ec4dc3ce354df8576b6b21e9bad70b0a7f9d992a702a54c9f420de94

  • SSDEEP

    6144:WoyZmTAsfJFakxaLjcMkc0Cax1PtGp6bYA0w601+dNT9/0626ASkVOAFbJbDC1jX:WoyIJsMPrPwp6bYboEdNWDCbfp

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
  • 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 6 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1256
          • C:\Users\Admin\AppData\Local\Temp\2024-12-31_ce430a243167039b0757b92f2e67cd04_bkransomware_hawkeye.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-12-31_ce430a243167039b0757b92f2e67cd04_bkransomware_hawkeye.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 SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2356
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1328

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\pffv.pif

            Filesize

            97KB

            MD5

            ad402a96afed9478da97e841017004a7

            SHA1

            7c555025b5ff0e6dd8e1b0c3d9c7c45a71391ced

            SHA256

            793b4ec52292977f2e2951251a2f99ff26f516f3cec26925d0bf6907cb6a289e

            SHA512

            7c20539b0df08e49cc17391ed1ee83d29c055addc69a04466d4ea2984a3d43a2f4e1981cd7ca715b8d6cb16bb2d573b7073f396cb12a85b748ae1d82f57552c7

          • memory/1116-18-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2356-35-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-1-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-6-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-8-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-7-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-4-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-31-0x0000000000660000-0x0000000000662000-memory.dmp

            Filesize

            8KB

          • memory/2356-10-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-0-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB

          • memory/2356-29-0x0000000000670000-0x0000000000671000-memory.dmp

            Filesize

            4KB

          • memory/2356-27-0x0000000000670000-0x0000000000671000-memory.dmp

            Filesize

            4KB

          • memory/2356-26-0x0000000000660000-0x0000000000662000-memory.dmp

            Filesize

            8KB

          • memory/2356-5-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-12-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-9-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-32-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-33-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-34-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-30-0x0000000000660000-0x0000000000662000-memory.dmp

            Filesize

            8KB

          • memory/2356-3-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-45-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-39-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-41-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-43-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-46-0x0000000000660000-0x0000000000662000-memory.dmp

            Filesize

            8KB

          • memory/2356-38-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-59-0x0000000004010000-0x0000000004012000-memory.dmp

            Filesize

            8KB

          • memory/2356-58-0x0000000004020000-0x0000000004021000-memory.dmp

            Filesize

            4KB

          • memory/2356-60-0x0000000004010000-0x0000000004012000-memory.dmp

            Filesize

            8KB

          • memory/2356-61-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-62-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-66-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-67-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-72-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-76-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-83-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-36-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2356-156-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB