Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2024, 15:18

General

  • Target

    5337a045cf70d62e5a3689859eba825111e3641e57c836935b2af77ab1589e53.exe

  • Size

    100KB

  • MD5

    c9be1d885b016f077f1f6d7ea62a05b6

  • SHA1

    1e685ef9c7c259c9675f962c94c390a2ea057401

  • SHA256

    5337a045cf70d62e5a3689859eba825111e3641e57c836935b2af77ab1589e53

  • SHA512

    2f725128f3a2d8858cd08ec502bef4aaa2f44775dc02b1a84f21c5a5686615058b98aef0c67e2b2c07b731d70509e7423832ae1f0836798bbce91bf6d79afc49

  • SSDEEP

    1536:WffbtO9lOHMbv1UHy6fG9ngGfTMJVydUBa8A3RGw60WP6S8:YfZO9csOHH+aITMaGBa8A3Mx6N

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 28 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 30 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1208
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1248
          • C:\Users\Admin\AppData\Local\Temp\5337a045cf70d62e5a3689859eba825111e3641e57c836935b2af77ab1589e53.exe
            "C:\Users\Admin\AppData\Local\Temp\5337a045cf70d62e5a3689859eba825111e3641e57c836935b2af77ab1589e53.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 WriteProcessMemory
            • System policy modification
            PID:1708
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:288

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\cjob.exe

            Filesize

            100KB

            MD5

            df4d9b2ee4aa01cc3774b86bba6c7cfa

            SHA1

            371dd5d4d3e01750f890648eaa975243df6580ac

            SHA256

            7c6d2472ec1908365c5777ea95be368dbf91158890798f0727acd8c0097d7d6c

            SHA512

            74c448255c04b5e55021ae2671900f43ff5f8ba9a7a11f3252b139cb174702b1e058a1c41d35dc8539975da599bc1aafda4d8f6f4dbf4fcf9b59f85fd952fa14

          • memory/1112-12-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/1708-33-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-30-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-5-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-7-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-10-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-2-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-9-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-11-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-8-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-26-0x0000000003F80000-0x0000000003F81000-memory.dmp

            Filesize

            4KB

          • memory/1708-28-0x0000000003F70000-0x0000000003F72000-memory.dmp

            Filesize

            8KB

          • memory/1708-6-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-23-0x0000000003F80000-0x0000000003F81000-memory.dmp

            Filesize

            4KB

          • memory/1708-22-0x0000000003F70000-0x0000000003F72000-memory.dmp

            Filesize

            8KB

          • memory/1708-29-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-31-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-35-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-32-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-4-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-0-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB

          • memory/1708-40-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-37-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-39-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-36-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-56-0x0000000004DA0000-0x0000000004DA2000-memory.dmp

            Filesize

            8KB

          • memory/1708-55-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

            Filesize

            4KB

          • memory/1708-58-0x0000000004DA0000-0x0000000004DA2000-memory.dmp

            Filesize

            8KB

          • memory/1708-57-0x0000000003F70000-0x0000000003F72000-memory.dmp

            Filesize

            8KB

          • memory/1708-59-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-60-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-63-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-64-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-65-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-67-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-68-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-74-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-82-0x0000000004DA0000-0x0000000004DA2000-memory.dmp

            Filesize

            8KB

          • memory/1708-1-0x0000000001D80000-0x0000000002E0E000-memory.dmp

            Filesize

            16.6MB

          • memory/1708-146-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB