Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2024 06:13

General

  • Target

    2cd0592a39007f38d8a03247af2439724c0ba90856c60eed7e7917f7d5a808a3.exe

  • Size

    1.4MB

  • MD5

    6596a89e0ace7b3af3529b354cebd23c

  • SHA1

    a1e8100872087ed537b5dc7a9f8dad013c827b99

  • SHA256

    2cd0592a39007f38d8a03247af2439724c0ba90856c60eed7e7917f7d5a808a3

  • SHA512

    745e992b4bdb81a2c07b4ce32152f034a9e6a1c9c4e099ba10744159b5908b3d8b1364bd0005df5ba23a99aa8b7399163cb7aec3020d1ff2f5f97a812870e677

  • SSDEEP

    24576:uBKv2cjlGeai4s5+fGL5H0MOtw0tbp4J6xDkg7zu2beAL8:aLLk8g0oGaJEDkg7zu2beT

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
  • 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 11 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:1240
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1324
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1388
          • C:\Users\Admin\AppData\Local\Temp\2cd0592a39007f38d8a03247af2439724c0ba90856c60eed7e7917f7d5a808a3.exe
            "C:\Users\Admin\AppData\Local\Temp\2cd0592a39007f38d8a03247af2439724c0ba90856c60eed7e7917f7d5a808a3.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • 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:1732
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1676

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1240-11-0x0000000001CA0000-0x0000000001CA2000-memory.dmp

            Filesize

            8KB

          • memory/1732-23-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/1732-39-0x0000000000400000-0x000000000055D000-memory.dmp

            Filesize

            1.4MB

          • memory/1732-9-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-6-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-21-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/1732-4-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-20-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-1-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-24-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-37-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-0-0x0000000000400000-0x000000000055D000-memory.dmp

            Filesize

            1.4MB

          • memory/1732-32-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/1732-31-0x00000000003D0000-0x00000000003D1000-memory.dmp

            Filesize

            4KB

          • memory/1732-5-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-3-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-7-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-8-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB

          • memory/1732-10-0x0000000001F90000-0x000000000304A000-memory.dmp

            Filesize

            16.7MB