Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2025 02:46

General

  • Target

    2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe

  • Size

    141KB

  • MD5

    2fb51c7043d4c1f4e4017f14c03f2066

  • SHA1

    a72c0944dfa7549a08c0a49679b79b9bf29c7715

  • SHA256

    2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893

  • SHA512

    4b2a1715db7cf7eca7def242ea857741b8c58d753314f3dc2b35fce0ef97b6e18d3243b824016344f6ca7d65a28248cd5f9c093c8191b04ebb08d4df6dcc145c

  • SSDEEP

    3072:JA/aY46tGNFC0VF+sRYHKreCC0XUq2yiqzv6z4AXrB4APHCv:SR46tGfC0jJYHKreQ32hlBG

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 9 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 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3444
      • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe
        "C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4468
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1632
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1772
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aBA57.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1548
          • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe
            "C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe"
            4⤵
            • Executes dropped EXE
            PID:904
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • Drops startup file
          • 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:3596
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1136
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4604
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3032
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4360

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      cd74a661390a025788bb8d581b8997fe

      SHA1

      0d8b0ad53ffba3d0ee68e2fb75b20a0cdd46fa79

      SHA256

      5072864ce1a620293be18521b1b13c9c1d0677578c14578e9a097f67d30224a3

      SHA512

      61ae0a82f4e839911d547a2b653d657c143f9d3529206d68bf84492320261c621d936a6b2fa97946e4d56a3c0f91380d4a1ee7c6fa66ad297fdf104d4623dc90

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      c646d99cc49f1d66be90cf4b78a2ada2

      SHA1

      98096072883c22562359ee8fc602e4028dd1095e

      SHA256

      c93aba49a86b7af2659a7cf20033f05e469caf6eb699c385662cafe93f03b64e

      SHA512

      a591e68a4adea138da4c79d012e1c6a32defbfb079d16ce02c7de5ba42ac2a2b312d082a493856ea3981ab3d3ee72235c8b2cded3b5c3803c257d24061e4a8c7

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      644KB

      MD5

      0eec0543603f7a8ce8e8f5fee478e1d2

      SHA1

      f975d2b0358d8f138bdbaa04e433d85297f29c2f

      SHA256

      636c1c024e59354f13d9bb02fa8f3849112c4557ab790a37146b1c121e597b24

      SHA512

      cbcd9919c79180c43d588c27107dd04c04378da47df03cb27f072ee296e9c23a7690e3196b457dda14bcac96a38617f597c83a47a813a58c813f3affbd6a2a05

    • C:\Users\Admin\AppData\Local\Temp\$$aBA57.bat

      Filesize

      722B

      MD5

      bbd3ccb342d5bd872248903d801af983

      SHA1

      ceacf7d619d3d0814563fccd0b931677e6f07a4b

      SHA256

      665775e0b16dc99372d53256c66c81e48880d1cbc7cb0648e55c98294d10a63b

      SHA512

      7a43c6180a94e9f07139f6310c5281cdcecf5c055811b11c634189ba661086428d9b35b4d6b0126bdf4891095f85c6c07eb87d3636586fce835c9ccdc71ea96d

    • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe.exe

      Filesize

      108KB

      MD5

      ef3bbd1c0aee0eee1f0b2f333d668c80

      SHA1

      34dd3f05d15664d647a41275f9b65b49a7b2aede

      SHA256

      2656a366623a3bf591cfece748df4d57c2e5c1f968eb651af5f25e91c76f9be7

      SHA512

      e6cb2eaf1ea857346625bf1ee765e177a5f364927915eacdd1175b445e9e32a2e29c89b0ae8fa34057dc50c9701081a3cfb32cbc3f702d367c6cf374a2b5a34c

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      99171473455f287bf3271f2200d81338

      SHA1

      60a188feb436b02bf71167001ed8e553df610534

      SHA256

      97ae3f5a8b3fb129735fcab7e9c48a1711224be57eacb83aaf7284bcb06b888c

      SHA512

      4864ebdf3a8f5f51c5f9cdfd5ac3ea64cb2c7852c62dbfc3375632192ec15dfe3979d2225ceb05a4098539e4023c3f8c8550745164a4d28a850e23ea6e63d41b

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

    • F:\$RECYCLE.BIN\S-1-5-21-2045521122-590294423-3465680274-1000\_desktop.ini

      Filesize

      9B

      MD5

      8f7e93ddb13ba90485e607a464d90e13

      SHA1

      cf8017b3bf7648edfeb3ebabc6ec30e0a588bff0

      SHA256

      adaafb82143154ec0c4f4a9ec25824de92a30b708876cc276fae77a83f161ca8

      SHA512

      56ccb7556b9c2563f254f947d63d72d05ffbf7cfaec65ef3f0fb94ae6f95c708c8652002d88af13e5ac35cde6ebb8f2834572392b52a938a1c2e84a063306b78

    • memory/3596-13-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3596-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3596-2624-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3596-8716-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4468-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4468-11-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB