Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 16:15

General

  • Target

    bba6884a07f670095d85c7e4f0687ed263a70110da2954e237834c1965122e31.exe

  • Size

    115KB

  • MD5

    44f87bdd3a6c94914f33c86e6f3ab592

  • SHA1

    6aa7b6b54a87a3a6983e7274c1234842084b9930

  • SHA256

    bba6884a07f670095d85c7e4f0687ed263a70110da2954e237834c1965122e31

  • SHA512

    b9fde5f14c049868e85a2f4a23f7777e569ce61051cd6ea6c48d30ca7733606c37f0befd4f58ada2a53b96b80cf5a6a93e43dd62a7d03e8bc10025dffcd09ea7

  • SSDEEP

    3072:5jJEnbppQmJtRDBVl5FNuHM56oYFE5PX/C:5w6MD15CshQExX/C

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 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.

  • UPX packed file 17 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 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:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Users\Admin\AppData\Local\Temp\bba6884a07f670095d85c7e4f0687ed263a70110da2954e237834c1965122e31.exe
            "C:\Users\Admin\AppData\Local\Temp\bba6884a07f670095d85c7e4f0687ed263a70110da2954e237834c1965122e31.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:2436
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1432

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1116-14-0x0000000001F80000-0x0000000001F82000-memory.dmp

            Filesize

            8KB

          • memory/2436-23-0x0000000000550000-0x0000000000552000-memory.dmp

            Filesize

            8KB

          • memory/2436-41-0x0000000000550000-0x0000000000552000-memory.dmp

            Filesize

            8KB

          • memory/2436-28-0x0000000000550000-0x0000000000552000-memory.dmp

            Filesize

            8KB

          • memory/2436-26-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2436-8-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-13-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-5-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-7-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-11-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-27-0x0000000000550000-0x0000000000552000-memory.dmp

            Filesize

            8KB

          • memory/2436-12-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-9-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-6-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-1-0x0000000000240000-0x0000000000284000-memory.dmp

            Filesize

            272KB

          • memory/2436-30-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-10-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-24-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2436-29-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-31-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-32-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-33-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-2-0x0000000000240000-0x0000000000284000-memory.dmp

            Filesize

            272KB

          • memory/2436-35-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-36-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-54-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB

          • memory/2436-55-0x00000000023E0000-0x000000000346E000-memory.dmp

            Filesize

            16.6MB

          • memory/2436-0-0x0000000000400000-0x0000000000444000-memory.dmp

            Filesize

            272KB