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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/06/2024, 18:29

General

  • Target

    4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe

  • Size

    341KB

  • MD5

    fb648981e436882a181ae1edf0f65e66

  • SHA1

    7bed8cbe0589d99c1764c00906c75cd0e0c7113f

  • SHA256

    4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50

  • SHA512

    0da837f8d1a42e063da2b0054c3fd6937d4acbec62ae2e93970ac0341be09238eb20fc6d6ff127d43464e8d3f2d2fd42128dda8bbd510e32f569fec71d041c71

  • SSDEEP

    6144:TVfjmN7juXfo9e3/QCeve3XoQupt55EhtcxtpiO11ivncfQivI5:p7+7jQJeve3Gpt55VR/onQQivI5

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:3548
      • C:\Users\Admin\AppData\Local\Temp\4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe
        "C:\Users\Admin\AppData\Local\Temp\4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:564
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a37E8.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5092
          • C:\Users\Admin\AppData\Local\Temp\4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe
            "C:\Users\Admin\AppData\Local\Temp\4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe"
            4⤵
            • Executes dropped EXE
            PID:3416
        • 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:2156
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1028
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3896

      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

        251KB

        MD5

        ea3e7a80029fb4b8eaf381d61f94eb7e

        SHA1

        542cffe191c68dba2679f9e167d3f1e2c96a06f3

        SHA256

        f7d095c63ade32f4ba12501fb85ffb9f959d83c1e47076f2a05892339735715d

        SHA512

        0ee9e7288ea1fb905f14cf4983f1f591409ec671bef6f45b134aea0bdd8b0ba62251c77aa401a049b172b269cb442aa21fd4ae66730d137609e95e580d6a52bd

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        fe9a9d039e0e14684811f12824003b14

        SHA1

        bbf335b2c7cd937c0e9904345ab06f1dee36f256

        SHA256

        092a833945f414a5d27612b0c5e7ee7ba4e5f2f990d77fd6c02fc1a2800438e9

        SHA512

        0349d2c63837ab07474981bb3348aa8c927c322cf70182c3719ebab663a3604a8293de385bb419f8af0783c2ce4b54028de93b833b6df8a551fbf9d35312ccc4

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

        Filesize

        636KB

        MD5

        7c0581e2c34a99e0e6b7b63deb7540d8

        SHA1

        2ad688b178321284f2eab56ad02ef1d32e7ea46f

        SHA256

        200d8896a4cf3d442567696ff425b2aeca8b87428173337c4f5b9022ae0d6ab0

        SHA512

        4e65033131dd98ef1eb39d5da1c3a92b8d4c3ca083edb3db7bf9f555e57285f9f5c63bdc4d24cc5aa63312edd216ebc74c0a7f74ed38783e27998a2c013a496e

      • C:\Users\Admin\AppData\Local\Temp\$$a37E8.bat

        Filesize

        722B

        MD5

        30321d76406d40a2c266a777ee55cb92

        SHA1

        93e7b15bd6ddf2f66a4c50dffa468c2be0c5f298

        SHA256

        1b8eb3c5c0405cf130665308346801a89e5c7125a8223beb088311441e80ac05

        SHA512

        f49a28e1cff91d6087251f668d22696ca287c470ebca4497462a76ffd8f1d8f7433d6c3ee9e04c6a810d8c630aa08e23a8fc566bac9d31564de9250c7986c6b5

      • C:\Users\Admin\AppData\Local\Temp\4b6b8f0ad937c6f74b9279788531bdbb92edb0565e49f7ce4e8b0431712dcc50.exe.exe

        Filesize

        315KB

        MD5

        09ac2b6f268980a4d135fe651bbf3cbe

        SHA1

        eee57f93ff5ca7b28046f55d668e357c12e63d85

        SHA256

        4be96b9592273c3ab2ac051e088a68f13c0e8aa8217dd5e809763abd7db44618

        SHA512

        09683bdb47fb2fe77c1b99ce7b850001b8771c968f2ef8d0fb354a27111c8294a164ac7a6912176913e15a15073aa95594c0c0da69cc43c7e1306b088370b2e2

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        feb8473549216daa0adec2e3945a3db8

        SHA1

        a0366043f5537172b5cc605afe339c28dce37d16

        SHA256

        23ffb3cc8727b16073e7944e36eabbf7b087f6923c78e88ed92c08b13af48671

        SHA512

        090cbae5bd60f40cc983cd6abd52af8ac083705e80fd08e676c72feff826844785f4d2e76c2a40bd85df0097eac64d4bf9fe008108051c2218cccfb6abd50848

      • F:\$RECYCLE.BIN\S-1-5-21-711569230-3659488422-571408806-1000\_desktop.ini

        Filesize

        8B

        MD5

        8de83b88f7ab26b8a33a1eeb970a7bc8

        SHA1

        ad3208ec0bdfacd12ad7291d0259ef41b6bfc425

        SHA256

        499baf65b91c9fff00cab334a4d8ab59d253993f173da5c33ff01ea4afc217fe

        SHA512

        9272af088cc70ebeb388cefda678d35e649433d3a6c5715f3537e2832b3fead9568d58a026c36ab711fdef87597419e8be80a5d809530a933f72328c413a5d7e

      • memory/564-10-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/564-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-29-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-22-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-35-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-39-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-71-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-1234-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-4801-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-11-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2156-5240-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3416-20-0x000001D7675B0000-0x000001D767600000-memory.dmp

        Filesize

        320KB

      • memory/3416-19-0x00007FF950993000-0x00007FF950995000-memory.dmp

        Filesize

        8KB