Analysis

  • max time kernel
    158s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 09:45

General

  • Target

    c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe

  • Size

    72KB

  • MD5

    014af3d9006e5971188b389857b36202

  • SHA1

    80e7c34e43ded54588b854db139f7613a258b00e

  • SHA256

    c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0

  • SHA512

    a1d6fcd15ddcc76d7680b17825e5a841cf325aeb7ca4fd147f31ea510588a91be4d94230d5742c26a1ec2d461a6a1326fddf7da94cc48a70f63d4295aa37b41e

  • SSDEEP

    1536:2OUaYzMXqtGNttyNJYq/9UyRJ3UwjeDQEO0hbkGX5J2OZV8bHnv:25aY46tGNttyXxiyRJ3UwVb0hBAOj8D

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 22 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 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:700
      • C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe
        "C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3356
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:312
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1088
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a15DA.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1496
            • C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe
              "C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe"
              4⤵
              • Executes dropped EXE
              PID:1256
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:2660
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1732
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1016
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4324
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:3340

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\$$a15DA.bat

                  Filesize

                  722B

                  MD5

                  ad0947ff9bab467c8175236c19b58c3b

                  SHA1

                  d5b5ae0125991c74b74e972ab44d7893ae515839

                  SHA256

                  a020a9163f9469c92827a6ccb1975f5bc9872ddac364e55d60731d2536e95e6a

                  SHA512

                  1d2844dc16a765eb6ee35925230b43a48232b4c9676d476a684b4599cbf5081796e99621e6cdf0432f04e6f572e99507f7e2b63f29228367cdfc0ff6f4d80e9a

                • C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe

                  Filesize

                  39KB

                  MD5

                  54c88bfbd055621e2306534f445c0c8d

                  SHA1

                  960a171e826c077187fe634103874644327a6110

                  SHA256

                  032f7bb13ed19bd085193ef7912d758fdc2839d24a1e8d49bea354864d4920eb

                  SHA512

                  f992a4f6e7b6eba4e0e3dff10c886bf8aad96350659648bdecc1ada7518e6bb10f873d3ffb30f558364395115aae5a2f08ba24b0aa821f36980d8e9712fc6c51

                • C:\Users\Admin\AppData\Local\Temp\c4acff88678f9a7507b0e317b1c4f6edc1460772e9ec1f02d0f36773666c1bc0.exe.exe

                  Filesize

                  39KB

                  MD5

                  54c88bfbd055621e2306534f445c0c8d

                  SHA1

                  960a171e826c077187fe634103874644327a6110

                  SHA256

                  032f7bb13ed19bd085193ef7912d758fdc2839d24a1e8d49bea354864d4920eb

                  SHA512

                  f992a4f6e7b6eba4e0e3dff10c886bf8aad96350659648bdecc1ada7518e6bb10f873d3ffb30f558364395115aae5a2f08ba24b0aa821f36980d8e9712fc6c51

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  c18b18dca9c0b8674ca3b8829e31a1cb

                  SHA1

                  1dfaaf8ca3a57264c1cbd5ca7b29a4f116249f61

                  SHA256

                  66da25cd000c91d407565ceb253913e211c3031d6737948fd6b7e6bd0478ee4d

                  SHA512

                  611b1de7467d7708277f3377e18c4517b5c93291ae85d8ccde99b77a02b98ee0ee60105c74fc638487a98cd824e66d06130748a99db3cb0089020a0366d3fe73

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  c18b18dca9c0b8674ca3b8829e31a1cb

                  SHA1

                  1dfaaf8ca3a57264c1cbd5ca7b29a4f116249f61

                  SHA256

                  66da25cd000c91d407565ceb253913e211c3031d6737948fd6b7e6bd0478ee4d

                  SHA512

                  611b1de7467d7708277f3377e18c4517b5c93291ae85d8ccde99b77a02b98ee0ee60105c74fc638487a98cd824e66d06130748a99db3cb0089020a0366d3fe73

                • C:\Windows\rundl132.exe

                  Filesize

                  33KB

                  MD5

                  c18b18dca9c0b8674ca3b8829e31a1cb

                  SHA1

                  1dfaaf8ca3a57264c1cbd5ca7b29a4f116249f61

                  SHA256

                  66da25cd000c91d407565ceb253913e211c3031d6737948fd6b7e6bd0478ee4d

                  SHA512

                  611b1de7467d7708277f3377e18c4517b5c93291ae85d8ccde99b77a02b98ee0ee60105c74fc638487a98cd824e66d06130748a99db3cb0089020a0366d3fe73

                • memory/2660-144-0x0000000000400000-0x000000000043E000-memory.dmp

                  Filesize

                  248KB

                • memory/2660-150-0x0000000000400000-0x000000000043E000-memory.dmp

                  Filesize

                  248KB

                • memory/3356-132-0x0000000000400000-0x000000000043E000-memory.dmp

                  Filesize

                  248KB

                • memory/3356-139-0x0000000000400000-0x000000000043E000-memory.dmp

                  Filesize

                  248KB