Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 20:34

General

  • Target

    2024-12-26_c139b19f615945f1489dd943c656c8fb_bkransomware_hawkeye.exe

  • Size

    520KB

  • MD5

    c139b19f615945f1489dd943c656c8fb

  • SHA1

    5326cc59759cc14c4c4c8c4dd59172cc832d7b73

  • SHA256

    a1bc75d50569538c737741a8fb3df61700bf4b39845e8a2a507257f871428782

  • SHA512

    78775c09361274d8d82c21e40e491fee3f31cea3c80ce67ffe63f7753d76b3408bc5f3a11b9c6b387a785004b6449f5d8d894f33034a2799873950bfa4fcd9db

  • SSDEEP

    6144:qoyZmTAsfJFakxaLjcMkc0Cax1PiGp6bYA0w601+dNT9/0626ASkVOAFuqYXFxZ9:qoyIJsMPrPDp6bYboEdN0YXFx8SUsGoL

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:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\2024-12-26_c139b19f615945f1489dd943c656c8fb_bkransomware_hawkeye.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-12-26_c139b19f615945f1489dd943c656c8fb_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:2372
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1536

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1108-18-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/2372-30-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2372-47-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB

          • memory/2372-32-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2372-4-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-5-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-6-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-8-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-31-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2372-12-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-3-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-27-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2372-28-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2372-7-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-9-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-11-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-10-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-38-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2372-35-0x0000000001EF0000-0x0000000002FAA000-memory.dmp

            Filesize

            16.7MB

          • memory/2372-0-0x0000000000400000-0x0000000000487000-memory.dmp

            Filesize

            540KB