Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 07:55

General

  • Target

    a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe

  • Size

    393KB

  • MD5

    bfeeebd662088f9707b8ecff49938a91

  • SHA1

    4c97d3d9ef9e244662a2f1ab774776ce208cd2cb

  • SHA256

    a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6

  • SHA512

    64c9b26df262bce56e73463c33d70bc5f7cc621d31fdbfbe08062d239d03fff7070ff4351ff638ec53da500a9e9da61206e3674cea62fa3c8434172a57011995

  • SSDEEP

    6144:1uJOnDXYQ/BWJjmpgtBZQZKQj8p3jyb7HREd4SZ1tzLbF:7DXYJmSTZwYp32bY4qtDF

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3408
      • C:\Users\Admin\AppData\Local\Temp\a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe
        "C:\Users\Admin\AppData\Local\Temp\a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1904
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aECF0.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1280
          • C:\Users\Admin\AppData\Local\Temp\a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe
            "C:\Users\Admin\AppData\Local\Temp\a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe"
            4⤵
            • Executes dropped EXE
            PID:4056
        • 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
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2448
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1448
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4512

      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

              247KB

              MD5

              7c714fc26fd9e2865588bb0e36ee4251

              SHA1

              df71dd16905490143ae5f57b2f50f11e282b8474

              SHA256

              1798922f375df3e6846c25c7c0a0cdaf00eb435655d1b88b17275870c84627c4

              SHA512

              4299d5a720c17d63a24c87f90ade18cc0296b8f9343cf504d66b959a897767fcc6ab436ef42455896663f12b4f3f91c9bf7a00b142265d052e413abad8fa30d2

            • C:\Program Files\7-Zip\7z.exe

              Filesize

              573KB

              MD5

              bba42fe2f23707444f18d29edff0ae5f

              SHA1

              2955130df49d7e3c9e3d2d6f293738af2bfb7124

              SHA256

              99e70bab6a1668a98529ecd86108ce9c793d9a0d9d46ade40e68909d48599c54

              SHA512

              9e3fc000edee2dc1d0d929e36341d4141eab2ea0e2cc2b3b681052cde301d5d51705cc8098a00434ae688e3257afbb93c7eed99f0d4039c0fec385cf187b2972

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

              Filesize

              639KB

              MD5

              f2dd3625350094e9f92f96bd0211a47a

              SHA1

              4b54b7f337ebdde42b179120d3141b974e604859

              SHA256

              93ebf0f160833b337c35ca68d4e30e5805148c8cb318d842006fb867d44867ba

              SHA512

              110aab7585b4bc8b710e7180c9e19420ad8c2aac1483db8b5245e507864f8994d8ec3670950e00ebc199c19b14bc17253ca854e4e524887e10e99f650fc23f9c

            • C:\Users\Admin\AppData\Local\Temp\$$aECF0.bat

              Filesize

              722B

              MD5

              9a07f73519896a2c3a6be1701798d449

              SHA1

              84e1ba787886e2e7e0979c6635e0bc7b73e4d902

              SHA256

              2305d825fc6bfe7fbf18b85e2fbc4ae9f26f6f91223da875a48806ebf8a813e2

              SHA512

              05edc72edef1e0d51b0a208df96ad0918a7bfec5346b871585335e430c2924ee976e727107069886cc1f2cd951dd22721c9c78b5da5aa05fc94dd9748bd2d3f6

            • C:\Users\Admin\AppData\Local\Temp\a8282448527dde0f080c76f902b409b25464a2872b4f9d9ee20f8671c40373f6.exe.exe

              Filesize

              364KB

              MD5

              213eeb5e8f54231f68e5b26a0fc81bd1

              SHA1

              1bc31a42536eacbb57d1cd92ec4b5524a82264d2

              SHA256

              b309045509efc205eb35d6037d64640093fde6c54ec5934e329b447417005a50

              SHA512

              ce35c5f453126c98329df141f821c55692f9252549c76921c231d8170df356cda1689e636758519c0b6898f11b5c836cdb4967d296b99f915e4d1980470a083b

            • C:\Windows\Logo1_.exe

              Filesize

              29KB

              MD5

              130284fd5a2812ba4fc96189d15de010

              SHA1

              1c255ac3be9f5f225f28bcb442cdf2227e6fe3f2

              SHA256

              367dfe4f3c4bf18252b62f54542ac6212d6785ffee9afef38dae660f9583fc4c

              SHA512

              e7c6c48e18481dec95c69319a1ccb9ca6aba0b6ec9eb137293844c5f60160e8b4a7bde69c027da14ce41acf489665446b19d0f0e52d315b58acb156891455f0e

            • F:\$RECYCLE.BIN\S-1-5-21-1176886754-713327781-2233697964-1000\_desktop.ini

              Filesize

              9B

              MD5

              1368e4d784ef82633de86fa6bc6e37f9

              SHA1

              77c7384e886b27647bb4f2fd364e7947e7b6abc6

              SHA256

              57507bed6cf91d70e66bd4cc287634889ef30b648cb7c44a4edec0e2cb68b772

              SHA512

              3cb7168e776eb564768e30eba43174014a85108ab306a7c07a1522fb42173c381a5bff9ac10944fd345dd5308061cbe2878c60d1e878f8768281c1adcf5dd85b

            • memory/1904-8-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1904-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-26-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-36-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-32-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-1232-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-19-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-4799-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-10-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2448-5244-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB