Analysis

  • max time kernel
    94s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 00:12

General

  • Target

    c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.exe

  • Size

    806KB

  • MD5

    d270e440a391f8cc2611e688e183a7f6

  • SHA1

    35e2b912f059f9749236d4b66d0ea7b75bdf0c2b

  • SHA256

    c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6

  • SHA512

    714ab13a29412bcb10839057b478c7d75bec74ebf267a31c565c60bcc8c3a4955e503571ccac42c3c361c1daaac6b164e125ffb6d0b4f3e4d5eaf2ddebc4c649

  • SSDEEP

    12288:qITsqgmDWSpR+GqW1gOSJVSKdet5RVu5ihnYQspCp9qWvX9fRBN4pI:qIXgCWSpRyWdSJVDsVu5unzqWvX194S

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 4 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 11 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Users\Admin\AppData\Local\Temp\c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.exe
      "C:\Users\Admin\AppData\Local\Temp\c42d1ef850fad9273171894a47cf43a3e9fe5b97f74931b59aa577bdb7bc94c6.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 WriteProcessMemory
      • System policy modification
      PID:5036

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/5036-0-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/5036-1-0x00000000024C0000-0x000000000357A000-memory.dmp

      Filesize

      16.7MB

    • memory/5036-3-0x00000000024C0000-0x000000000357A000-memory.dmp

      Filesize

      16.7MB

    • memory/5036-5-0x00000000024C0000-0x000000000357A000-memory.dmp

      Filesize

      16.7MB

    • memory/5036-7-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/5036-4-0x00000000024C0000-0x000000000357A000-memory.dmp

      Filesize

      16.7MB