Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 18:29

General

  • Target

    b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe

  • Size

    66KB

  • MD5

    b6035ab767a750f410570e15e1aca36f

  • SHA1

    0020882553aac04af5e45393c06f32a69f914cd9

  • SHA256

    b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986

  • SHA512

    034113c8e2355a047c58a1794caebd57c179926a14e64e54dbbc00124a5697be6335afed685fc3a02a6749d3ba1e5f99842769e542d37195e7cc060a0a4b23ca

  • SSDEEP

    1536:p9H3SHuJV9NBriw+d9bHrkT5gUHz7FxtJ:plkuJVLBrBkfkT5xHzD

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:3488
      • C:\Users\Admin\AppData\Local\Temp\b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe
        "C:\Users\Admin\AppData\Local\Temp\b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4900
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a370E.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1396
          • C:\Users\Admin\AppData\Local\Temp\b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe
            "C:\Users\Admin\AppData\Local\Temp\b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe"
            4⤵
            • Executes dropped EXE
            PID:1704
        • 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:1908
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3640
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2032

      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

              254KB

              MD5

              d69c1bd8b853d4bca99cf06543f37975

              SHA1

              18ac2586187cd811d3f507d65aa3c82e162078fb

              SHA256

              fd6c923086cc16dede115c0cd3bac9dfd2ef10c599d264d0c3f2f60814371c97

              SHA512

              7efe98bcea84259bb1725634032130f98f9608c09adf40d4172b4470ddf88de75fb4f5d5a7afb7335ad79add028e72444f2ebe7edf2ced4e62b888a3a8c71ed6

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

              Filesize

              573KB

              MD5

              831d6c629d81db73f127ca83f4dc43bb

              SHA1

              3408f009e250510a6538888fff6373f46f010400

              SHA256

              ebddfe4581090c57aa237f4b1c60003b33d19bce6490d2658231e3d433a84982

              SHA512

              8244df5ea86d41b45dc0d5211501a89c061f39db94f1887d43b017a48abeaf77f66043ffd530f2bacdc2a9b11d7cac5c92fa5a627566dd5246fff9f912c60e47

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

              Filesize

              639KB

              MD5

              8e20cd4ac13828acae9e458cea8e8c56

              SHA1

              794cb8e8b5519214c4d4c89e9d5ff0967e224d72

              SHA256

              ed2019032918ac1a2a246a501166a13f7f2bda2f2ca354ad2db584c41c774e5c

              SHA512

              e5e6d2147fb76a7c11e738fbfacbe0b189862cdb35b7de75c82b4ed5784b90953cfda3d1052fceecf3f76a9f873b7ed052c70a4847669b7657bfce522ff907d4

            • C:\Users\Admin\AppData\Local\Temp\$$a370E.bat

              Filesize

              722B

              MD5

              ebe26610210e90e6b087bc98efd330a4

              SHA1

              1c4ed2114307094c9d5f62520c9a9b5704a163cd

              SHA256

              f14579d66e0f938238fe9424b00220abaee240eefb704098c19ffb8362a1fed6

              SHA512

              17af0ceb15089f0be8817cac4c87d2f8026e5c2b9396abfa32214cc57d729b4b748c86e7200700248a4325c3772a3f36008b7bf0f844cbd7d7b54acc7662ef8a

            • C:\Users\Admin\AppData\Local\Temp\b1235a6f6ae28d9a4d0b0b121ae32e66066e0ee3f429f0f3dadb2f082fe9c986.exe.exe

              Filesize

              36KB

              MD5

              9f498971cbe636662f3d210747d619e1

              SHA1

              44b8e2732fa1e2f204fc70eaa1cb406616250085

              SHA256

              8adf6748981c3e7b62f5dbca992be6675574fffbce7673743f2d7fe787d56a41

              SHA512

              b73083c2f7b028d2946cb8f7b4fe2289fedaa4175364a2aac37db0aeff4602aede772ccc9eba7e6dcfcb7276e52604ca45d8021952201b5834485b48bca3dc93

            • C:\Windows\Logo1_.exe

              Filesize

              29KB

              MD5

              936348d6d0687d8084404acdbf12ff7b

              SHA1

              4cd7c374860506b5f4b957eaa326258a8b921ab8

              SHA256

              c20c8daf0f87f2789e602c119b0b6f6db784f5ee36c65d349ac3b8cec6dcede9

              SHA512

              d0230ed5429e28ed6c49db6baa13a5dee2afa3c76b092e10de38aaba65acb5203aa79656ff7751060f4d8c1efd7e5900bb1d98ee62dd1b1bfd472673bebd9eac

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

              Filesize

              8B

              MD5

              9bf5ad0e8bbf0ba1630c244358e5c6dd

              SHA1

              25918532222a7063195beeb76980b6ec9e59e19a

              SHA256

              551cc5b618f0fa78108dd2388d9136893adb10499e4836e9728f4e96530bf02f

              SHA512

              7fdce76bb191d4988d92e3d97ce8db4cae1b5c1f93198bffc4e863d324d814246353200d32ea730f83345fcb7ad82213c2bcd31351e905e473d9596bc7b43ad3

            • memory/1908-27-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-33-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-37-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-20-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-1231-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-4799-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-11-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1908-5238-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/4900-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/4900-9-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB