Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2024, 21:18

General

  • Target

    522419ea7b51794651c994db341188a86511349f5c9494bd0637744bcd18dccb.exe

  • Size

    165KB

  • MD5

    dc1e5bd3ad87c9e7d43720110689fb83

  • SHA1

    8de697e917ffa46978ce2031e3f7ffce63ba5837

  • SHA256

    522419ea7b51794651c994db341188a86511349f5c9494bd0637744bcd18dccb

  • SHA512

    219a8130afb1d9d289f7f355b5626337edba6db5a6de927bb19ffc86adcd768f35842939f3e983831f7a33726999cdc532e6a43d8d27104b1c4051f14339b99d

  • SSDEEP

    3072:KQ8bez36mF/pstBaDqwONnct437Bl3N2UG/ukhTotJ9CY3q0bAht8Z:KQ8vmF/p/uwONct43j92Un0TotJ9CY6s

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 20 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 30 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • 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 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1060
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1100
        • C:\Users\Admin\AppData\Local\Temp\522419ea7b51794651c994db341188a86511349f5c9494bd0637744bcd18dccb.exe
          "C:\Users\Admin\AppData\Local\Temp\522419ea7b51794651c994db341188a86511349f5c9494bd0637744bcd18dccb.exe"
          2⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • Windows security modification
          • Checks whether UAC is enabled
          • Enumerates connected drives
          • Drops autorun.inf file
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:1048
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1120
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:468

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\ocotry.exe

            Filesize

            97KB

            MD5

            a12a87e26937fda44dadefc5703db5c0

            SHA1

            65eb9c8561b052ec05a5c1bac2da530c36e049ba

            SHA256

            a6571ab5c76a5a5d41087cc6fc56dcfdd9208a54c06e2ce677c5f2c3dabefbc1

            SHA512

            b090e3976553185542f334f1a8044fb65c336782000ca8a6cf8f66b0171f31aa483cd5df6a72fa0b5de99d9600c49ea0f46ba0f97012806c4d7aa2f045cf41db

          • memory/1048-36-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-38-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-8-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-9-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-7-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-33-0x0000000001E40000-0x0000000001E42000-memory.dmp

            Filesize

            8KB

          • memory/1048-34-0x0000000001E40000-0x0000000001E42000-memory.dmp

            Filesize

            8KB

          • memory/1048-11-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-10-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-39-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-29-0x0000000001E50000-0x0000000001E51000-memory.dmp

            Filesize

            4KB

          • memory/1048-28-0x0000000001E40000-0x0000000001E42000-memory.dmp

            Filesize

            8KB

          • memory/1048-162-0x0000000000400000-0x000000000042D000-memory.dmp

            Filesize

            180KB

          • memory/1048-5-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-12-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-4-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-35-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-0-0x0000000000400000-0x000000000042D000-memory.dmp

            Filesize

            180KB

          • memory/1048-6-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-37-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-32-0x0000000001E50000-0x0000000001E51000-memory.dmp

            Filesize

            4KB

          • memory/1048-41-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-42-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-43-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-46-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-48-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-49-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-58-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-62-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-64-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-67-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-68-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-72-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-74-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-75-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-77-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1048-3-0x0000000001FA0000-0x000000000305A000-memory.dmp

            Filesize

            16.7MB

          • memory/1060-18-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB