Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-10-2024 08:30

General

  • Target

    e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe

  • Size

    227KB

  • MD5

    946248cd1d289a02003624c2055c82a1

  • SHA1

    85891dec89bce30220fd9672136e55ca3a59f479

  • SHA256

    e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b

  • SHA512

    481d822abaa566a0014e3f4490b28602ef127dc1c3b16a0a610ee3747e2b2b6cca403c09ee95bc26db0b2df299a5dbef0cc477c8a3a760dbd3b252bfc9434d06

  • SSDEEP

    3072:pwrkuJVLUdeKzC/lzMPySe8DnpeIPipoHbKvXWXz9LRnsaJUS+6wPXD3fxNW7gq9:RuJWdeKzC/leySe8AIqpoHbnDns1ND9m

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1200
      • C:\Users\Admin\AppData\Local\Temp\e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe
        "C:\Users\Admin\AppData\Local\Temp\e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2484
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a9B36.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2564
          • C:\Users\Admin\AppData\Local\Temp\e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe
            "C:\Users\Admin\AppData\Local\Temp\e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe"
            4⤵
            • Executes dropped EXE
            PID:2748
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1692
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2692
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2812

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

      Filesize

      254KB

      MD5

      bbcfaf53da8f61f12ef4971c82012725

      SHA1

      aeaa298203ea620123fd8c941fcbaae4eae509a0

      SHA256

      0638cc2e74c029520fec65c92bfce178b9355537bb383ba6f2d49d990ac9c803

      SHA512

      95cfca7806744accc9b4654cfb82458b7b482ac9842365fc0e4a069b6de20306f52d36bac66b2bade2f31815175d4a403ff230fc1918bf14301b3c361821a41e

    • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

      Filesize

      474KB

      MD5

      6eabc463f8025a7e6e65f38cba22f126

      SHA1

      3e430ee5ec01c5509ed750b88d3473e7990dfe95

      SHA256

      cc8da3ecd355b519d81415d279ed037c725ba221bf323d250aa92ee2b2b88ca7

      SHA512

      c8fde7026ac8633403bbefee4b044457184388fb7343d8c46f5f7f272724227976bf485ea91da49e2a85dd0cfb73f260ac705d8007333dd3e5539fe5ed67e3ab

    • C:\Users\Admin\AppData\Local\Temp\$$a9B36.bat

      Filesize

      722B

      MD5

      7697e42d21081ea299535f4b5a0e06af

      SHA1

      dd824ed2f6150d62642a7132cd03529980ef1617

      SHA256

      6b4cb87c3d19297711b4f68074515a1ce9849438cee0aa727fb45eacd2fbf5f0

      SHA512

      64503eb61241147e87eab744c797d8e2bf71146bd29baf59c58384918ec8cfb850d6992d180f8f1fd6284977d1997427ffcb3bf2385a04034de8cb0ec4e7216c

    • C:\Users\Admin\AppData\Local\Temp\e240c0085fd6c93c870aa434817ebe52a67b38e858fc03e94f9dadb11c909f2b.exe.exe

      Filesize

      198KB

      MD5

      e133c2d85cff4edd7fe8e8f0f8be6cdb

      SHA1

      b8269209ebb6fe44bc50dab35f97b0ae244701b4

      SHA256

      6c5e7d9c81a409e67c143cd3aed33bddc3967fa4c9ab3b98560b7d3bf57d093d

      SHA512

      701b7d1c7e154519d77043f7de09d60c1ff76c95f820fc1c9afca19724efb0847d646686053354156fd4e8a9dab1f29a79d3223f939a3ff1b3613770dc8603b1

    • C:\Windows\Logo1_.exe

      Filesize

      29KB

      MD5

      152ab8f0455dd31f0e63fff4283ea17d

      SHA1

      5f111c77acb6bd29d15a4e2f868fdbee0db11a82

      SHA256

      67b0bce9f75235502f22de2d7db30e81189136ec614464ffdf7e8d2d33b87fae

      SHA512

      5226d1f11aa27c777f28a915d2073b1b864eeebacb97a51ed8dd81044f2d870e13b242722f23ea9643732ccd1c7f99ac1df4e237019c966d6d16179c2cf853ba

    • F:\$RECYCLE.BIN\S-1-5-21-312935884-697965778-3955649944-1000\_desktop.ini

      Filesize

      10B

      MD5

      688d58fa5756a393f9472937ef284c25

      SHA1

      18ee07a5ee8de4fbd046763cd4a55ef2e6c3f808

      SHA256

      e21f27bdf2d90c77d75658b5217d5af4519a6c1bfc326a109eb4a085a2b83302

      SHA512

      c84930eb323c71ffc1edac543a2f60e366de40b39a88b18dba09c1272fae0b12262f4fae496bc9546598507fc37729d829f93b101bbec4739a05be33e0010a3f

    • memory/1200-31-0x0000000002D00000-0x0000000002D01000-memory.dmp

      Filesize

      4KB

    • memory/1692-279-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-33-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-20-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-40-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-46-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-92-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-99-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-1875-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/1692-3335-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2484-17-0x0000000000220000-0x0000000000256000-memory.dmp

      Filesize

      216KB

    • memory/2484-0-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2484-19-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2484-15-0x0000000000220000-0x0000000000256000-memory.dmp

      Filesize

      216KB