Analysis

  • max time kernel
    20s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 16:42

General

  • Target

    f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.exe

  • Size

    65KB

  • MD5

    4bc40c316c1e68f95a8c5d1180f35788

  • SHA1

    9349c981f3997542a2dacf0fbc70a6fd7248d272

  • SHA256

    f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1

  • SHA512

    9fb3cd9d2be39d5e2d20f38c1139c1357e8cf73202a5a8d06255015342e0ade60c54e5518fe2099b02163f9ea57b7d4be03c8da379814253f9bbcce0958d1678

  • SSDEEP

    768:penS2pkYLFkMKkQDwFIDx8XjotsqLUgecNGPHDzceLbdTkSLTo/3VuRN42UlTcx:pISA3LFkMJT8LLUMYP3LbCSLcC4b2x

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 10 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 26 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 8 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:1204
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1252
          • C:\Users\Admin\AppData\Local\Temp\f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.exe
            "C:\Users\Admin\AppData\Local\Temp\f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2324
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1784

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1100-18-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2324-32-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-11-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-25-0x00000000030C0000-0x00000000030C2000-memory.dmp

            Filesize

            8KB

          • memory/2324-29-0x00000000030D0000-0x00000000030D1000-memory.dmp

            Filesize

            4KB

          • memory/2324-33-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-10-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-3-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-34-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-9-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-35-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-6-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-4-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-7-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-5-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2324-31-0x00000000030C0000-0x00000000030C2000-memory.dmp

            Filesize

            8KB

          • memory/2324-12-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-26-0x00000000030D0000-0x00000000030D1000-memory.dmp

            Filesize

            4KB

          • memory/2324-8-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-36-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-38-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-39-0x00000000030C0000-0x00000000030C2000-memory.dmp

            Filesize

            8KB

          • memory/2324-45-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-46-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-48-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-50-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-52-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-53-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-55-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-57-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-62-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-77-0x00000000030C0000-0x00000000030C2000-memory.dmp

            Filesize

            8KB

          • memory/2324-85-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2324-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB