Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2024 04:28

General

  • Target

    f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.exe

  • Size

    65KB

  • MD5

    4bc40c316c1e68f95a8c5d1180f35788

  • SHA1

    9349c981f3997542a2dacf0fbc70a6fd7248d272

  • SHA256

    f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1

  • SHA512

    9fb3cd9d2be39d5e2d20f38c1139c1357e8cf73202a5a8d06255015342e0ade60c54e5518fe2099b02163f9ea57b7d4be03c8da379814253f9bbcce0958d1678

  • SSDEEP

    768:penS2pkYLFkMKkQDwFIDx8XjotsqLUgecNGPHDzceLbdTkSLTo/3VuRN42UlTcx:pISA3LFkMJT8LLUMYP3LbCSLcC4b2x

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 14 IoCs

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

  • UPX packed file 31 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 23 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1232
          • C:\Users\Admin\AppData\Local\Temp\f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.exe
            "C:\Users\Admin\AppData\Local\Temp\f5b9c3a9189b4fc3e64cf2b9e3058ad4fcaa13c91ada2abb198c982d6254e9f1.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:2220
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1740

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1112-18-0x0000000001F50000-0x0000000001F52000-memory.dmp

            Filesize

            8KB

          • memory/2220-35-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-9-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-40-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-4-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-8-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-11-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-10-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-38-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-30-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2220-28-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2220-25-0x00000000005A0000-0x00000000005A1000-memory.dmp

            Filesize

            4KB

          • memory/2220-24-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2220-37-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-3-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-5-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-32-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-31-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-33-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-34-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2220-6-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-12-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-7-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-39-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-43-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-45-0x0000000000330000-0x0000000000332000-memory.dmp

            Filesize

            8KB

          • memory/2220-57-0x00000000018B0000-0x00000000018B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-56-0x00000000018B0000-0x00000000018B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-55-0x0000000003E60000-0x0000000003E61000-memory.dmp

            Filesize

            4KB

          • memory/2220-58-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-59-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-61-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-64-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-68-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-72-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-73-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-79-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-81-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-82-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-85-0x00000000018B0000-0x00000000018B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-107-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2220-108-0x00000000006B0000-0x000000000176A000-memory.dmp

            Filesize

            16.7MB