Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 19:16

General

  • Target

    a545eb43aaa8f8f1d827e860fb69bdf2a11d1bcbf711ad4a9b2e2ed3c96fd475N.exe

  • Size

    65KB

  • MD5

    83f995ca8b93085a17f6a26e02cb2d30

  • SHA1

    ab27b5c15233a281e4f9b707c33c3afb77c35178

  • SHA256

    a545eb43aaa8f8f1d827e860fb69bdf2a11d1bcbf711ad4a9b2e2ed3c96fd475

  • SHA512

    b5173ee86e99ecec8298100582754029be7f8e1a936c739a99cb7c1847437e0cd1a73d27c1de0538bd307b49779c317c666047322e64038a3e84c3562b5dc5cd

  • SSDEEP

    1536:ghD2/Rsn42ozT9nuWXxdJTz/uhUnv+mYT8PjIiwET2QGJeMHQ:gE/hRzhnuSJTjhmmg87NT2Dvw

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 15 IoCs

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

  • UPX packed file 32 IoCs

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\a545eb43aaa8f8f1d827e860fb69bdf2a11d1bcbf711ad4a9b2e2ed3c96fd475N.exe
            "C:\Users\Admin\AppData\Local\Temp\a545eb43aaa8f8f1d827e860fb69bdf2a11d1bcbf711ad4a9b2e2ed3c96fd475N.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • 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:2164
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1660

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1100-18-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/2164-37-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-12-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-9-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2164-6-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-4-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-28-0x0000000003050000-0x0000000003051000-memory.dmp

            Filesize

            4KB

          • memory/2164-10-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-30-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2164-29-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2164-25-0x0000000003050000-0x0000000003051000-memory.dmp

            Filesize

            4KB

          • memory/2164-24-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2164-8-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-5-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-11-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-38-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-31-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-32-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-33-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-34-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-104-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-7-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-3-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-39-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-41-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-42-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-55-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/2164-54-0x0000000003C40000-0x0000000003C41000-memory.dmp

            Filesize

            4KB

          • memory/2164-57-0x0000000003060000-0x0000000003062000-memory.dmp

            Filesize

            8KB

          • memory/2164-56-0x0000000003040000-0x0000000003042000-memory.dmp

            Filesize

            8KB

          • memory/2164-58-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-60-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-61-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-64-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-68-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-73-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-74-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-76-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-77-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-79-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-35-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-103-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB