Analysis

  • max time kernel
    149s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-10-2022 22:03

General

  • Target

    0b532009bbc6010833e9d738fe1263e26d00fbccee8dc6477452ffaed338c8d6.exe

  • Size

    100KB

  • MD5

    a0e4828cc39cfa8e3085bf02d0e89a70

  • SHA1

    17993f4c4172196d15417cb2c94a753edd5e5206

  • SHA256

    0b532009bbc6010833e9d738fe1263e26d00fbccee8dc6477452ffaed338c8d6

  • SHA512

    f291413ec679631ba8661e299561fe99282bbbc8900d740f40b3727bd42a23dbe806fa4e0f3e0e295b60b0a2c0098f71f8ad2d95dfc35d5665e5222a9b407dbd

  • SSDEEP

    1536:Zra74e3+bvUjVu0Gt5Oy18oBwb68RfOBdYr2g+RMlFWHMTBN4k8g0mjhQMqIuvKS:/iu0Gt5ydb68Y8s/ONX8h2hFqjn5

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
  • UPX packed file 3 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
  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1340
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1380
        • C:\Users\Admin\AppData\Local\Temp\0b532009bbc6010833e9d738fe1263e26d00fbccee8dc6477452ffaed338c8d6.exe
          "C:\Users\Admin\AppData\Local\Temp\0b532009bbc6010833e9d738fe1263e26d00fbccee8dc6477452ffaed338c8d6.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
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:2016
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1240

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2016-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

          Filesize

          8KB

        • memory/2016-55-0x0000000001D40000-0x0000000002DCE000-memory.dmp

          Filesize

          16.6MB

        • memory/2016-56-0x00000000749D1000-0x00000000749D3000-memory.dmp

          Filesize

          8KB

        • memory/2016-57-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/2016-58-0x0000000001D40000-0x0000000002DCE000-memory.dmp

          Filesize

          16.6MB

        • memory/2016-59-0x00000000002F0000-0x00000000002F2000-memory.dmp

          Filesize

          8KB

        • memory/2016-60-0x00000000046F0000-0x00000000046F2000-memory.dmp

          Filesize

          8KB

        • memory/2016-61-0x0000000001D40000-0x0000000002DCE000-memory.dmp

          Filesize

          16.6MB

        • memory/2016-62-0x00000000002F0000-0x00000000002F2000-memory.dmp

          Filesize

          8KB

        • memory/2016-63-0x00000000046F0000-0x00000000046F2000-memory.dmp

          Filesize

          8KB