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Analysis

  • max time kernel
    151s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 22:01

General

  • Target

    c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe

  • Size

    186KB

  • MD5

    5814ed8098a900a02c27913ac349b050

  • SHA1

    896e4c7f034b8d15ce394365117b644ee583493b

  • SHA256

    c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b

  • SHA512

    e140e0c066538d668d6e33c18f562dd3a4102a586ab0d04f207654c3c3352ae206ad861e2980f89ee9856186876b9b795a1e96f9ddbeead0aee001f2ecb29166

  • SSDEEP

    3072:NNQKPWDyDI0fFJltZrpReFX3ofK1h5V1pH5azQFg2Da5xIgelj9HkJckFofi3urH:NNSDyDIkFthpk1zV1V56522bF0xOcwiS

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/

http://klkjwre77638dfqwieuoi888.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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • 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
  • 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). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 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:1336
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1392
        • C:\Users\Admin\AppData\Local\Temp\c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe
          "C:\Users\Admin\AppData\Local\Temp\c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe"
          2⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • Disables RegEdit via registry modification
          • Windows security modification
          • Checks whether UAC is enabled
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:976
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1240

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/976-54-0x0000000075A81000-0x0000000075A83000-memory.dmp

          Filesize

          8KB

        • memory/976-55-0x0000000002430000-0x00000000034BE000-memory.dmp

          Filesize

          16.6MB

        • memory/976-57-0x0000000074411000-0x0000000074413000-memory.dmp

          Filesize

          8KB

        • memory/976-56-0x0000000001000000-0x000000000102C000-memory.dmp

          Filesize

          176KB

        • memory/976-58-0x0000000002430000-0x00000000034BE000-memory.dmp

          Filesize

          16.6MB

        • memory/976-59-0x0000000000200000-0x0000000000202000-memory.dmp

          Filesize

          8KB

        • memory/976-60-0x00000000035C0000-0x00000000035C2000-memory.dmp

          Filesize

          8KB

        • memory/976-61-0x0000000002430000-0x00000000034BE000-memory.dmp

          Filesize

          16.6MB

        • memory/976-62-0x0000000000200000-0x0000000000202000-memory.dmp

          Filesize

          8KB

        • memory/976-63-0x00000000035C0000-0x00000000035C2000-memory.dmp

          Filesize

          8KB