Analysis

  • max time kernel
    163s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 19:29

General

  • Target

    327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467.exe

  • Size

    99KB

  • MD5

    aeb001c0ad849f513eeaabf035ad3cdd

  • SHA1

    9629daaf2fea86d645b5a09d1d61bbb96bc9cd80

  • SHA256

    327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467

  • SHA512

    99d49986d7b9d42710ac329d091adabedf7cef38a57a273ee0927b74daf272acce320a610d78fee268d2ae19982f80830a16cb49ccfbc01cb882178ed54b1086

  • SSDEEP

    1536:VP/eJjJifnHufeMPykoEU4T7JhHWELKNaeRlriYmljvkWwLobkT+:VP/2NeHufu4T7DHW3XriYmljOLobS+

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467.exe
    "C:\Users\Admin\AppData\Local\Temp\327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Windows\SysWOW64\cmd.exe
      cmd /D /R type "C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe" > ___ && move /Y ___ "C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe"
      2⤵
        PID:3432
      • C:\Windows\SysWOW64\cmd.exe
        cmd /D /R ping -n 10 localhost && del "C:\Users\Admin\AppData\Local\Temp\327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467.exe" && start /B "" "C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe" && exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4508
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 10 localhost
          3⤵
          • Runs ping.exe
          PID:1812
        • C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe
          "C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe"
          3⤵
          • Executes dropped EXE
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          PID:5100
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 456 -p 452 -ip 452
      1⤵
        PID:648
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 452 -s 768
        1⤵
        • Program crash
        PID:3788

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      2
      T1060

      Defense Evasion

      Modify Registry

      2
      T1112

      Discovery

      Remote System Discovery

      1
      T1018

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe
        Filesize

        99KB

        MD5

        aeb001c0ad849f513eeaabf035ad3cdd

        SHA1

        9629daaf2fea86d645b5a09d1d61bbb96bc9cd80

        SHA256

        327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467

        SHA512

        99d49986d7b9d42710ac329d091adabedf7cef38a57a273ee0927b74daf272acce320a610d78fee268d2ae19982f80830a16cb49ccfbc01cb882178ed54b1086

      • C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe
        Filesize

        99KB

        MD5

        aeb001c0ad849f513eeaabf035ad3cdd

        SHA1

        9629daaf2fea86d645b5a09d1d61bbb96bc9cd80

        SHA256

        327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467

        SHA512

        99d49986d7b9d42710ac329d091adabedf7cef38a57a273ee0927b74daf272acce320a610d78fee268d2ae19982f80830a16cb49ccfbc01cb882178ed54b1086

      • C:\Users\Admin\AppData\Roaming\Windows\winlogin.exe
        Filesize

        99KB

        MD5

        aeb001c0ad849f513eeaabf035ad3cdd

        SHA1

        9629daaf2fea86d645b5a09d1d61bbb96bc9cd80

        SHA256

        327faee10eb440a2dfbaed6fc7acb563b364e58aa920f318fcedcb7225e40467

        SHA512

        99d49986d7b9d42710ac329d091adabedf7cef38a57a273ee0927b74daf272acce320a610d78fee268d2ae19982f80830a16cb49ccfbc01cb882178ed54b1086

      • memory/628-132-0x0000000002840000-0x0000000002949000-memory.dmp
        Filesize

        1.0MB

      • memory/1812-136-0x0000000000000000-mapping.dmp
      • memory/3432-133-0x0000000000000000-mapping.dmp
      • memory/4508-135-0x0000000000000000-mapping.dmp
      • memory/5100-137-0x0000000000000000-mapping.dmp
      • memory/5100-140-0x0000000002510000-0x0000000002619000-memory.dmp
        Filesize

        1.0MB