Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2024 06:13

General

  • Target

    fc69883325d8ae5090fce1369880a824af9ca79e19242c7db071f5076b1d0511.exe

  • Size

    2.6MB

  • MD5

    4f408a2d7d3bcf1c6ed7e92412dc7d6e

  • SHA1

    7300b1dc6290366f12787c978448f01fcd32284b

  • SHA256

    fc69883325d8ae5090fce1369880a824af9ca79e19242c7db071f5076b1d0511

  • SHA512

    4b0c0211a146bb70962f7023b8b804894d73e6cfd68b48dbed3e9197b4e1c5b6cd378dde88d6dbd4025c2d5f276441b5dddb417ed6b08d6fd4c754ce89c5c7f2

  • SSDEEP

    24576:2+ZXs3fzbxEh5tFyv/Imb4m4OlDqoYw833Cxrfiu3j1yvwO7jq3eeS62q:2+23L0y7Em3op36rfiEpmwO7jueeaq

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 2 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 18 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 22 IoCs
  • Suspicious use of WriteProcessMemory 4 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:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1232
          • C:\Users\Admin\AppData\Local\Temp\fc69883325d8ae5090fce1369880a824af9ca79e19242c7db071f5076b1d0511.exe
            "C:\Users\Admin\AppData\Local\Temp\fc69883325d8ae5090fce1369880a824af9ca79e19242c7db071f5076b1d0511.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Writes to the Master Boot Record (MBR)
            • 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:1900
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:872

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1116-18-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/1900-26-0x0000000004130000-0x0000000004132000-memory.dmp

            Filesize

            8KB

          • memory/1900-10-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-4-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-31-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-3-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-9-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-8-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-5-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-6-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-29-0x0000000004140000-0x0000000004141000-memory.dmp

            Filesize

            4KB

          • memory/1900-27-0x0000000004140000-0x0000000004141000-memory.dmp

            Filesize

            4KB

          • memory/1900-1-0x0000000000400000-0x000000000069E000-memory.dmp

            Filesize

            2.6MB

          • memory/1900-32-0x0000000004130000-0x0000000004132000-memory.dmp

            Filesize

            8KB

          • memory/1900-7-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-30-0x0000000004130000-0x0000000004132000-memory.dmp

            Filesize

            8KB

          • memory/1900-11-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-33-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-34-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-35-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-36-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-37-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-39-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-40-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-41-0x0000000001F30000-0x0000000002FEA000-memory.dmp

            Filesize

            16.7MB

          • memory/1900-59-0x0000000000400000-0x000000000069E000-memory.dmp

            Filesize

            2.6MB