Analysis

  • max time kernel
    149s
  • max time network
    50s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/04/2024, 05:14

General

  • Target

    1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe

  • Size

    387KB

  • MD5

    dba3c57a5466366116e641ee7abc8adb

  • SHA1

    b485d2a0888d7a04f98ab28285dd72f4f83ce2dd

  • SHA256

    1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1

  • SHA512

    f96be362db3d28f25affc2bede7cac82e6b9bc0141b51b75b6216260a2c9ef268060c291caefc7d2403d0e28c06ff09d32ea3e2fbfd6763a67dce1e16a27b081

  • SSDEEP

    6144:3FpIP2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAisEIWmGeNkfGuYF1moHXG:VpFahVy41

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:3564
      • C:\Users\Admin\AppData\Local\Temp\1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe
        "C:\Users\Admin\AppData\Local\Temp\1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:216
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4297.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:780
          • C:\Users\Admin\AppData\Local\Temp\1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe
            "C:\Users\Admin\AppData\Local\Temp\1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe"
            4⤵
            • Executes dropped EXE
            PID:212
        • 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:2992
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1992
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3348

      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

              244KB

              MD5

              ebdefd70c7e13c375d7777ac9dc3ed6d

              SHA1

              5376e9dca483862df3ef89f1210e2e4e40d4ae8a

              SHA256

              2c3b6668d39a5dbd532327373a42c160877323b240c9e3340d0bfa817d7d3611

              SHA512

              b5c497ac287e9dbec53daf113cdd05f1972074394a29d6c18b3f64f45f5ca7bccad0a0cced2b66e5827e3b5f80ef43141a645793f01691bf42085fc310f53fe3

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

              Filesize

              571KB

              MD5

              180f66708a01c3b79c7e64efd96f147e

              SHA1

              b05b033b10b6fab8a0bd27000a404136bf2abf89

              SHA256

              30ae79670c9c587e32e6d478355a346c0cdfd09a3aa13d92a2f6be888db543e5

              SHA512

              ea65929c1a4f8dd279a6897248f1ce8f1a6f7a06c56db8921df393ce65e364f3dfc6d6552395f4e8ece84034ad7c390b4b20f7bd05ef00e4b67d01ea108dba38

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

              Filesize

              637KB

              MD5

              9cba1e86016b20490fff38fb45ff4963

              SHA1

              378720d36869d50d06e9ffeef87488fbc2a8c8f7

              SHA256

              a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19

              SHA512

              2f3737d29ea3925d10ea5c717786425f6434be732974586328f03691a35cd1539828e3301685749e5c4135b8094f15b87fb9659915de63678a25749e2f8f5765

            • C:\Users\Admin\AppData\Local\Temp\$$a4297.bat

              Filesize

              722B

              MD5

              864cdb59fb614a997cd6562d1d73a8c3

              SHA1

              011fcf940f839548f3c01d05c026d8008866ed4e

              SHA256

              5ec6fd893f3cab2cf45e007569847607dfdaa855a69c15e05fa82afc3f83a632

              SHA512

              83ba74a797fafae43decbc2fb9180fe5462e90873faa5ffa8c1f31f5d8a60789923eed1d5c18f2928346d9f708ef0572dc188b8c0199a5179ebe533951f227e7

            • C:\Users\Admin\AppData\Local\Temp\1578e3ec75d23dcdff4a647ce138a399eb0cec00616a3918c4781ff5eba70ff1.exe.exe

              Filesize

              360KB

              MD5

              5fbd45261a2de3bb42f489e825a9a935

              SHA1

              ff388f6e9efe651ec62c4152c1739783e7899293

              SHA256

              9e63701598199d5c47217e23b44d0e3ec5d53f5419166b1b6c68a7e9e8fc47a4

              SHA512

              7f22b1995a07016adb342c551454d602bfbe511525139aee8581b62116608e9e278fd81c26382f1333c7eccded4474196e73c093bb5cbf8e8f203e865024c058

            • C:\Windows\Logo1_.exe

              Filesize

              27KB

              MD5

              f1bef7887eadcc719a4092978bf5929c

              SHA1

              c87bbfae9f8c990a9ef7abcbee695006fb97d03a

              SHA256

              78361883ed10c93e33dd13e2b56b8dc43d854f387dd809dbd75875ae4db89cf0

              SHA512

              3ffaa66e7c774fef7de06e689bb8a16d48a0702443573aa34dbdfdbba3661003db4d73cf6713a41cab87d6c967f60b02915c6dce46a33fe8294088b435f9e672

            • F:\$RECYCLE.BIN\S-1-5-21-877519540-908060166-1852957295-1000\_desktop.ini

              Filesize

              9B

              MD5

              e7957b9f3d9556c996418169821a7993

              SHA1

              b7028de0f91d2e50a8d5f6d23613331a2784a142

              SHA256

              71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

              SHA512

              72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

            • memory/216-8-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/216-0-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-26-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-36-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-32-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-1020-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-1237-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-1685-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-19-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-4800-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-10-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/2992-5263-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB