Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 03:46

General

  • Target

    c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe

  • Size

    1.3MB

  • MD5

    26f01492112c759dd4685bba8b5c4339

  • SHA1

    57492402848a85ccc398970cf98da91a85f4789a

  • SHA256

    c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f

  • SHA512

    5bfc97f37ab50816b926591660e955810c161bb99d0ef4626238510951f81c9d466a171f42d9dd93fe212c08638f94dc26e9e828a2851cef2bc7b5ff83100f9e

  • SSDEEP

    24576:a7fEzYGzY3+GdRBuj8k2xGxFYrkcUHcRC8jviDS0:a7MjY3+G1m2YxFYri8jviDN

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 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3388
      • C:\Users\Admin\AppData\Local\Temp\c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe
        "C:\Users\Admin\AppData\Local\Temp\c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:3540
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a60CD.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1772
          • C:\Users\Admin\AppData\Local\Temp\c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe
            "C:\Users\Admin\AppData\Local\Temp\c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe"
            4⤵
            • Executes dropped EXE
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:4592
        • 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:1208
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4304
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4452

      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

              548ddcade423bdb543717d8073ac88d5

              SHA1

              0210f769b1b16ae5e569e65e20fafbd12f2d0e04

              SHA256

              052524488f71bf143183bbf817657f609e226b2830071e8dea7fcede4c0ec052

              SHA512

              8576336e7eb0b1132dc5c4eef772ba5f9b57844173f17d9c5cf1fbb09afa443313a1675fcd03e028c592ecc59d0f52ea44529c58f721ccfc2bc958ae292bb0b0

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

              Filesize

              570KB

              MD5

              a25ee3592c8e217cde1b3017a57c80c9

              SHA1

              635e8cedf6e233206d6f261cd70723f2fd06b0c5

              SHA256

              514daca39828d42cfdbb9bd266895407710979b10cc7eb8d792a7721d2b6cab8

              SHA512

              457b88f8d4390db5c6212733dcb9aacf0d98862652be4e8e8cc92706eaefe8c0ccbb7b1eaaa7d2b56274978f151f92a14ae6c0de8d2289d1070644d9aa819510

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

              Filesize

              636KB

              MD5

              53ee62011469b286a2a1b5658c86b9bf

              SHA1

              9bdac0b23b0a965947c780c6a6b48fc7122f9ade

              SHA256

              7125735e4e8595f1c17ff3235bc65dacabc2ec874b29ac7ba8eddd80ad10b3c0

              SHA512

              c9c24e578da0a38048e71548fac66465bcb624e971f745bba559e8c49fd621752e718d4c983a90a97277407bb23348ca109436e1eeebef030c3b599c712ff236

            • C:\Users\Admin\AppData\Local\Temp\$$a60CD.bat

              Filesize

              722B

              MD5

              20f6cbfe07b35f2453b40253ba75aa34

              SHA1

              834d29d7f11d36722963cb159ab17acddca0c770

              SHA256

              8d9629d7175f5d84afc055e7b0a64d83ccf8b47f95bdd7fb469071569048267c

              SHA512

              b895db7cc600690336b2cb474e8121ffb41c57d45954af9bdbb416a6d3b0e82e3a73f2ac912f161469dfa40bd4025f944086cc44906becf2fa8acc6cdad1c629

            • C:\Users\Admin\AppData\Local\Temp\c7a69705350f35a0ad3b43a891c36ac60d91a30d8a762c0a6962e7dfe3a1ed8f.exe.exe

              Filesize

              1.2MB

              MD5

              f0cdc40ab2003d0e90c5d65970ff2e01

              SHA1

              a8cd88192f07136a6d55953883db282e712e9e08

              SHA256

              e7f2bae55bcd25d60aa46a40ac5f7e748f603374e17db95b52d00e61486f07ce

              SHA512

              88a3213870b11b2b4f11724785cfd5f7d0f6d449b32fdef59e447bc586941cd632bf34ee1ef4c851274875ec7cf017c19140a25e71385beeca4f3ce5f1752a4c

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              bf432bacde0b936f7fd20c466ec0bfc9

              SHA1

              aff70b2cb9c409e3b63e7fc33f132441edad86db

              SHA256

              5d2e80c8e42ad3cf43ca754fb4597753ec8d80fc7d027e11f43536dd2f88d39e

              SHA512

              c134428f8da55038acf63eaae12357060574e2f062befc57c6a69c6833ab10a4eb08c6f36cd6433de1538f2b5b09ef8bb74acb8235856a5aac024914165c1a1a

            • F:\$RECYCLE.BIN\S-1-5-21-776854024-226333264-2052258302-1000\_desktop.ini

              Filesize

              9B

              MD5

              72b7e38c6ba037d117f32b55c07b1a9c

              SHA1

              35e2435e512e17ca2be885e17d75913f06b90361

              SHA256

              e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

              SHA512

              2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

            • memory/1208-33-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-26-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-28-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-36-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-19-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-1227-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-4391-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-4793-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-9-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-5113-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1208-5232-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3540-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3540-8-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB