Analysis

  • max time kernel
    136s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 12:32

General

  • Target

    ae85c7fc08d0010351e65e6f9d07f989.exe

  • Size

    100KB

  • MD5

    ae85c7fc08d0010351e65e6f9d07f989

  • SHA1

    a209c0e32c8f9886ad149c7896a6232ecf1bccef

  • SHA256

    27a687210fd76174f5adc615e7ff89247a9ec5fbc510d8721d51d6810ca21679

  • SHA512

    e334b04e7b7c2a53f7693f8d8509b3eebdea5cd7a9ac04f5712a2f5e59cd3dffc1398cbc42734f86da9a499f24f500c0450283a281cd79a6afa5407bdbc1a698

  • SSDEEP

    3072:PQpSMPOCn0QgWZWa0XZK7qpKc5uQ2GjYdUGx:opqC6qqp55/cdUO

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 29 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 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.

  • 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).

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\ae85c7fc08d0010351e65e6f9d07f989.exe
        "C:\Users\Admin\AppData\Local\Temp\ae85c7fc08d0010351e65e6f9d07f989.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 WriteProcessMemory
        • System policy modification
        PID:2508
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1120

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\tsnty.exe

                Filesize

                100KB

                MD5

                237b831e8e7e469ffcbcc751333f72a8

                SHA1

                6b3c1650a4e2e119d78c5a72a333177cf3c3a4c8

                SHA256

                5aae8eab2ee5292c7f7421aa891370f953d9f18a60617165a521e9532e66fdb5

                SHA512

                c7624f0a25a1d50330795b381f814c5eb9c5d46818a4a269c40adfe1b96217be15412d87855deb3e4fb4d20083e4a9099c6aa40368bd8fbf1983eb12af180322

              • memory/1120-5-0x00000000002C0000-0x00000000002C2000-memory.dmp

                Filesize

                8KB

              • memory/2508-32-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-33-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-3-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-8-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-11-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-12-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-15-0x00000000003F0000-0x00000000003F2000-memory.dmp

                Filesize

                8KB

              • memory/2508-18-0x00000000003F0000-0x00000000003F2000-memory.dmp

                Filesize

                8KB

              • memory/2508-16-0x00000000041B0000-0x00000000041B1000-memory.dmp

                Filesize

                4KB

              • memory/2508-20-0x00000000041B0000-0x00000000041B1000-memory.dmp

                Filesize

                4KB

              • memory/2508-21-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-22-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-23-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-24-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-25-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-31-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-4-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-0-0x0000000000400000-0x0000000000414000-memory.dmp

                Filesize

                80KB

              • memory/2508-35-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-36-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-37-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-39-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-42-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-43-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-47-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-50-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-51-0x00000000003F0000-0x00000000003F2000-memory.dmp

                Filesize

                8KB

              • memory/2508-53-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-55-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-57-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-59-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-66-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-68-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-70-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB

              • memory/2508-1-0x0000000001C80000-0x0000000002D0E000-memory.dmp

                Filesize

                16.6MB