Analysis

  • max time kernel
    217s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    09-06-2022 01:08

General

  • Target

    1634f7be06812c57f5c439de8897d2fa0e51a75f1cd7b42726313d46df612a91.exe

  • Size

    1.9MB

  • MD5

    acd01f8f39624510565881d3e7574f7c

  • SHA1

    ca1307b8c85e38d9e7eb526397f38449c6dc9312

  • SHA256

    1634f7be06812c57f5c439de8897d2fa0e51a75f1cd7b42726313d46df612a91

  • SHA512

    3cad1cce44dbd7ece37988e5e9e65872c374a06097ced4b37d4741f2c48c218148a7f612c192be6bd749b5f12af96b5572ebdb9e5f74234ef8acf2f2af9f8850

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 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 3 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1180
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1232
        • C:\Users\Admin\AppData\Local\Temp\1634f7be06812c57f5c439de8897d2fa0e51a75f1cd7b42726313d46df612a91.exe
          "C:\Users\Admin\AppData\Local\Temp\1634f7be06812c57f5c439de8897d2fa0e51a75f1cd7b42726313d46df612a91.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
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:1220
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1116

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1220-54-0x0000000076011000-0x0000000076013000-memory.dmp
          Filesize

          8KB

        • memory/1220-55-0x0000000001FF0000-0x000000000307E000-memory.dmp
          Filesize

          16.6MB

        • memory/1220-56-0x0000000000400000-0x00000000005F7000-memory.dmp
          Filesize

          2.0MB

        • memory/1220-57-0x0000000001FF0000-0x000000000307E000-memory.dmp
          Filesize

          16.6MB

        • memory/1220-58-0x00000000003F0000-0x00000000003F2000-memory.dmp
          Filesize

          8KB

        • memory/1220-59-0x00000000045B0000-0x00000000045B2000-memory.dmp
          Filesize

          8KB

        • memory/1220-60-0x0000000001FF0000-0x000000000307E000-memory.dmp
          Filesize

          16.6MB

        • memory/1220-61-0x00000000003F0000-0x00000000003F2000-memory.dmp
          Filesize

          8KB

        • memory/1220-62-0x00000000045B0000-0x00000000045B2000-memory.dmp
          Filesize

          8KB

        • memory/1220-63-0x0000000000400000-0x00000000005F7000-memory.dmp
          Filesize

          2.0MB