Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 21:06

General

  • Target

    2f170a849a2ff2508d0c1b33b9a037189264db093ed7478a35bfd38f601f85b6.exe

  • Size

    65KB

  • MD5

    1dd324be3266d2ac156bf3b05ba23822

  • SHA1

    91d0fc2979d70b1a8c6e9077b314e056078dd267

  • SHA256

    2f170a849a2ff2508d0c1b33b9a037189264db093ed7478a35bfd38f601f85b6

  • SHA512

    666cf956daa9c5cbb98216acd1f3be8c5c95d9ac9e0349adac24be555bd58adde4ed75b8758d01f965a5ef0ef1250980f06046b4b1846868de924a7f954e53d8

  • SSDEEP

    1536:qJlPoPiIPXYajSMaJrhlwLAA9DMwDvVTmlgOs+SlBZdsQHXp:QlArXjSFfGLfD5VmT9uBZdx

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 29 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 2 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 28 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1204
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1312
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1368
          • C:\Users\Admin\AppData\Local\Temp\2f170a849a2ff2508d0c1b33b9a037189264db093ed7478a35bfd38f601f85b6.exe
            "C:\Users\Admin\AppData\Local\Temp\2f170a849a2ff2508d0c1b33b9a037189264db093ed7478a35bfd38f601f85b6.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:1728
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:620

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\oeltn.pif

            Filesize

            97KB

            MD5

            3959a0fb9ff132a9dc5df10088812963

            SHA1

            cfe11bd2535af9d86879396c2b764970068a0a35

            SHA256

            55608eb9580a9d2186c242a70b8fb02ee3892ddb93525636c2179ab5887c574e

            SHA512

            2f739468876d59dd52144c1532558df7945ce9113cd8a13ad4d74d1990c9f9fba072f4c504cf399570897bab48a1dc8b77ba60ba90f4bad5aa78b714c575b586

          • memory/1204-9-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/1728-33-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-4-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-17-0x0000000003C90000-0x0000000003C91000-memory.dmp

            Filesize

            4KB

          • memory/1728-34-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-21-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-38-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-23-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-37-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-5-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-8-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-22-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-7-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-3-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-6-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-30-0x0000000003C80000-0x0000000003C82000-memory.dmp

            Filesize

            8KB

          • memory/1728-29-0x0000000003C80000-0x0000000003C82000-memory.dmp

            Filesize

            8KB

          • memory/1728-32-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-31-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1728-35-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-16-0x0000000003C80000-0x0000000003C82000-memory.dmp

            Filesize

            8KB

          • memory/1728-19-0x0000000003C90000-0x0000000003C91000-memory.dmp

            Filesize

            4KB

          • memory/1728-20-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-39-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-42-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-41-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-59-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/1728-58-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/1728-57-0x0000000003670000-0x0000000003671000-memory.dmp

            Filesize

            4KB

          • memory/1728-56-0x0000000003C80000-0x0000000003C82000-memory.dmp

            Filesize

            8KB

          • memory/1728-60-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-63-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-64-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-67-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-68-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-71-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-72-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-82-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-100-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/1728-1-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-149-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB