Analysis

  • max time kernel
    124s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2024, 20:13

General

  • Target

    ca02cb0f4195b235e1730e22e1b87558f13b1387c1fc25b3ce32dfb38ad5a746.exe

  • Size

    169KB

  • MD5

    9a6ff64a9c9c425ced2c58af675db279

  • SHA1

    fbad719e1e4bbf7118f5b297fe112aa1af948cf1

  • SHA256

    ca02cb0f4195b235e1730e22e1b87558f13b1387c1fc25b3ce32dfb38ad5a746

  • SHA512

    1144872a842e08f9af25d593afb9b3778233cf8fa84c972f73d327d113f53bd72131aa5ec9e6be624c5f6f377b9932bb4c3d1df135147c15ef94f303c28235d8

  • SSDEEP

    3072:W1omkxdigcajN3FgSF7y3d6zivzUMDwMJaXyaC69ORbYx:WGddigcajN3SSuGlXORkx

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 30 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
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Users\Admin\AppData\Local\Temp\ca02cb0f4195b235e1730e22e1b87558f13b1387c1fc25b3ce32dfb38ad5a746.exe
            "C:\Users\Admin\AppData\Local\Temp\ca02cb0f4195b235e1730e22e1b87558f13b1387c1fc25b3ce32dfb38ad5a746.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 SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1732
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1644

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\mwjbk.exe

            Filesize

            97KB

            MD5

            7bb183b6785a1348079c534ce11562ca

            SHA1

            88d94abd083dbe5ee15595162cf8041fa3218cf3

            SHA256

            54827f7204cfb2990496a50d354f65476a6bf91885acd94baecc683e9500b74b

            SHA512

            a413ff6c9a45a6d55177651d5318ea038bd7dfbbeb71f4f1fe719dbfbe4b92c15930f32938c8ef4532043de326e47e802e53aad8d976ad19b87790b30327075b

          • memory/1116-12-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1732-37-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-36-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-9-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-4-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-21-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-22-0x00000000004C0000-0x00000000004C1000-memory.dmp

            Filesize

            4KB

          • memory/1732-5-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-10-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-32-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-39-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-8-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-26-0x00000000004C0000-0x00000000004C1000-memory.dmp

            Filesize

            4KB

          • memory/1732-11-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-3-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-6-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-34-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-33-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-35-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-7-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-0-0x0000000000400000-0x000000000042E000-memory.dmp

            Filesize

            184KB

          • memory/1732-31-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-40-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-42-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-41-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-45-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-57-0x00000000004B0000-0x00000000004B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-55-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-58-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-59-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-61-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-67-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-71-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-72-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-73-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-76-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-77-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-1-0x0000000001DF0000-0x0000000002EAA000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-156-0x0000000000400000-0x000000000042E000-memory.dmp

            Filesize

            184KB