Analysis

  • max time kernel
    119s
  • max time network
    55s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 17:50

General

  • Target

    8883fae02b462b4a707035d551a715de7c5734951da05f47860a8f06667c75db.exe

  • Size

    92KB

  • MD5

    e81fdc2dd99c27ac00b6d189400045b3

  • SHA1

    329520b6303ac2afddde4de13601f39a7ee24fff

  • SHA256

    8883fae02b462b4a707035d551a715de7c5734951da05f47860a8f06667c75db

  • SHA512

    391d53073603e2c3e5515a474a09c81fd1e9670eee0e2cb8a89cfb7e43c5e1e4504a399494957fff8761c79ba78b80d10de81df15c2d7c79e6a5dcfadbc24def

  • SSDEEP

    1536:Grejjtr5s68GTBPUK5UMGjqeXugP5rU33dlhkM7hBfASWJWp/lrb+g3dhv:AgjR5s68G1chMG/P52pIShpN+Ez

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 32 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 use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\8883fae02b462b4a707035d551a715de7c5734951da05f47860a8f06667c75db.exe
            "C:\Users\Admin\AppData\Local\Temp\8883fae02b462b4a707035d551a715de7c5734951da05f47860a8f06667c75db.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 use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2360
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1600
          • C:\Windows\system32\conhost.exe
            \??\C:\Windows\system32\conhost.exe "1792182346669216954-717245114-838101832164268782613426063022923539661794128286"
            1⤵
              PID:2940

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • F:\uaamb.exe

              Filesize

              97KB

              MD5

              ffa2f5adf692eedb044883e4c31d88cf

              SHA1

              25c0d99333e08e697f1377ee40bda02cd5214794

              SHA256

              962b77faa656983c89a9a9280b651ee861aee6237950e47c42a57387056f818e

              SHA512

              5d5294d3c1876b5ded00389b1307fe7202d047cbda271212f8540cee01e0af050735de0372ba0cc1cbca697625be82259d43297670b812983e3f804eaca2d245

            • memory/1096-18-0x00000000001A0000-0x00000000001A2000-memory.dmp

              Filesize

              8KB

            • memory/2360-37-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-72-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-28-0x0000000000310000-0x0000000000311000-memory.dmp

              Filesize

              4KB

            • memory/2360-26-0x0000000000310000-0x0000000000311000-memory.dmp

              Filesize

              4KB

            • memory/2360-25-0x0000000000180000-0x0000000000182000-memory.dmp

              Filesize

              8KB

            • memory/2360-12-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-8-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-7-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-5-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-3-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-6-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-4-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-32-0x0000000000180000-0x0000000000182000-memory.dmp

              Filesize

              8KB

            • memory/2360-40-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-33-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-34-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-35-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-36-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-9-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-10-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-11-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-42-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-43-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-46-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-47-0x0000000000180000-0x0000000000182000-memory.dmp

              Filesize

              8KB

            • memory/2360-48-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-56-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-57-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-60-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-63-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-65-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-68-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-69-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-39-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-73-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-76-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-77-0x0000000000700000-0x00000000017BA000-memory.dmp

              Filesize

              16.7MB

            • memory/2360-0-0x0000000000400000-0x0000000000417000-memory.dmp

              Filesize

              92KB

            • memory/2360-147-0x0000000000400000-0x0000000000417000-memory.dmp

              Filesize

              92KB