Analysis

  • max time kernel
    46s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2022 03:59

General

  • Target

    f49d9c2802b0e84a52d41521961adf92ddf5ae4279f3ad4cc1cfddc2253427d8.exe

  • Size

    212KB

  • MD5

    6fe9d18f85f362c4bf61c0471965cf86

  • SHA1

    865415f918b0799b6ac7d523a53c636101356fe6

  • SHA256

    f49d9c2802b0e84a52d41521961adf92ddf5ae4279f3ad4cc1cfddc2253427d8

  • SHA512

    e5ddcef6efa67c30415236eb5d33a94ff39388570602a181ced5a04c6443bb804e98a77f2171008676586c0261bd14866918e95304431cdd1346ad64bd221456

  • SSDEEP

    3072:79Tb3B2WXq85Xi+KxtAEyerA9XNh4K2DG+QCiYUMvvZAgBpJSb79V3Sz8LlYcLcV:79Tb5a2i+sstm/vJQeT5LoHCUBRhqGLe

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • UPX packed file 2 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1344
      • C:\Users\Admin\AppData\Local\Temp\f49d9c2802b0e84a52d41521961adf92ddf5ae4279f3ad4cc1cfddc2253427d8.exe
        "C:\Users\Admin\AppData\Local\Temp\f49d9c2802b0e84a52d41521961adf92ddf5ae4279f3ad4cc1cfddc2253427d8.exe"
        2⤵
        • Modifies firewall policy service
        • UAC bypass
        • Windows security bypass
        • Disables RegEdit via registry modification
        • Windows security modification
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1972
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1304
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1200

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1972-54-0x0000000075D71000-0x0000000075D73000-memory.dmp

          Filesize

          8KB

        • memory/1972-55-0x0000000001DA0000-0x0000000002E2E000-memory.dmp

          Filesize

          16.6MB

        • memory/1972-56-0x0000000000400000-0x0000000000439000-memory.dmp

          Filesize

          228KB

        • memory/1972-57-0x0000000000620000-0x0000000000622000-memory.dmp

          Filesize

          8KB

        • memory/1972-58-0x0000000001DA0000-0x0000000002E2E000-memory.dmp

          Filesize

          16.6MB