Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 20:16

General

  • Target

    2024-12-23_973988a1960f8579aebf3ea79485d4dd_bkransomware_hawkeye.exe

  • Size

    516KB

  • MD5

    973988a1960f8579aebf3ea79485d4dd

  • SHA1

    1acd9279cea890185d3396f6d8e9ce8eb7dd6ec3

  • SHA256

    4a7a11a303635a5e2324b96388bfde2d7cb446cdf934180663af4cdd2935aec7

  • SHA512

    6e368dd9cf9f1644fcc038c375d7f52cdb8af854a0e0354ada849adebe6afca03ba1b554ae097a0c4fafda72bea35b2f8340940e02da5304886e96a3705d48a8

  • SSDEEP

    6144:eoyZmTAsfJFakxaLjcMkc0Cax1PRGp6bYA0w601+dNT9/0626ASkVOAFEU/eDAy+:eoyIJsMPrP0p6bYboEdNkQ97i

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 12 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:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\2024-12-23_973988a1960f8579aebf3ea79485d4dd_bkransomware_hawkeye.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-12-23_973988a1960f8579aebf3ea79485d4dd_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:2448
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:832

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1052-14-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/2448-23-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2448-45-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/2448-1-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-9-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-32-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2448-31-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2448-26-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2448-4-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-34-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-7-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-11-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-12-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-10-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-8-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-6-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-5-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-3-0x0000000001E80000-0x0000000002F3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2448-0-0x0000000000400000-0x0000000000486000-memory.dmp

            Filesize

            536KB

          • memory/2448-39-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2448-24-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB