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Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    12/12/2024, 18:48

General

  • Target

    2024-12-12_2f8e0b87ab7014d07f28e63a422f0fa6_bkransomware_hawkeye.exe

  • Size

    524KB

  • MD5

    2f8e0b87ab7014d07f28e63a422f0fa6

  • SHA1

    e57bf7fe15f9bfa655f9bccf3049edf62d2d93f0

  • SHA256

    0f5569269c4c20c5bc58caf241ce711ca0e33881f4801a15334a17b150186fd0

  • SHA512

    2580a770ce6b9eea7b1bdd803e375394b86c8726eb89b78e11a7a53bc6f79082b3dc724788561ad400044f750f23c992668f8c07392f144b0abf4afef25393c4

  • SSDEEP

    6144:XoyZmTAsfJFakxaLjcMkc0Cax1PeGp6bYA0w601+dNT9/0626ASkVOAFMppqRQSc:XoyIJsMPrPPp6bYboEdNr+RQfb1kN4

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 25 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 5 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of SetWindowsHookEx 3 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:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Users\Admin\AppData\Local\Temp\2024-12-12_2f8e0b87ab7014d07f28e63a422f0fa6_bkransomware_hawkeye.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-12-12_2f8e0b87ab7014d07f28e63a422f0fa6_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:2036
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1244

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\crvm.exe

            Filesize

            97KB

            MD5

            3b576bd00817c0b5287526fc2b1ed525

            SHA1

            7ad551a6ec8550ac7c95b2a2fa1ac4af09132e68

            SHA256

            57f7219f808f4cfbb49500b9576fe75fd011c99c045fa805da651d03e21ac893

            SHA512

            3da8d8f6a4ce2e7086c8d3b7c67bd9217a94bacf88bb0527ed2cf4799f0bce4b08357558b804df5f3ee77c449e1424269ed7852aa8dff0c7cfe2fe9f5a625d7e

          • memory/1092-18-0x0000000002170000-0x0000000002172000-memory.dmp

            Filesize

            8KB

          • memory/2036-11-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-34-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-5-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-6-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-7-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-31-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-8-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-30-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-29-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2036-27-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2036-26-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-4-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-17-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-10-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-0-0x0000000000400000-0x0000000000488000-memory.dmp

            Filesize

            544KB

          • memory/2036-32-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-9-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-35-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-33-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-36-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-38-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-39-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-40-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-43-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-44-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-46-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-54-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-55-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-58-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-73-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-76-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-3-0x0000000001F10000-0x0000000002FCA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-154-0x0000000000400000-0x0000000000488000-memory.dmp

            Filesize

            544KB