Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 12:52

General

  • Target

    1b818809918016ab9f1c21ad61f03e24b14320554d1a32ce47e29e1d15bcfbc8.exe

  • Size

    268KB

  • MD5

    3e0b6ce7a19b1647724beccbb9979885

  • SHA1

    e4e50907c4566a2995d9b2e3115fe40959ea5872

  • SHA256

    1b818809918016ab9f1c21ad61f03e24b14320554d1a32ce47e29e1d15bcfbc8

  • SHA512

    50a77394828dcd9b2f47ceceb208fb685a1cc19f8f039d3b7fa9991e0abab5ccd984cc2dcc49cbdee0fdf3e5b3a7024a181e32f028dfde878f8979faa2a5892f

  • SSDEEP

    3072:bcNKbwNrNHYCoFOX7Ebnhu0lvT6LJ3h9YB9LJWo5644Ji2acb+jNp35E9ePaABWl:YnNrNHYZOXIbnhuKW5X04JEcb+T35TYl

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
  • UPX packed file 8 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 10 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Users\Admin\AppData\Local\Temp\1b818809918016ab9f1c21ad61f03e24b14320554d1a32ce47e29e1d15bcfbc8.exe
      "C:\Users\Admin\AppData\Local\Temp\1b818809918016ab9f1c21ad61f03e24b14320554d1a32ce47e29e1d15bcfbc8.exe"
      1⤵
      • Modifies firewall policy service
      • UAC bypass
      • Windows security bypass
      • Windows security modification
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1760-0-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/1760-7-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-8-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-5-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-6-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-3-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-4-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-1-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-16-0x00000000024B0000-0x000000000356A000-memory.dmp

      Filesize

      16.7MB

    • memory/1760-22-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB