Analysis

  • max time kernel
    150s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/08/2024, 05:49

General

  • Target

    d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe

  • Size

    959KB

  • MD5

    742b89549f8e79de1eed666f7d62597d

  • SHA1

    57dee2e77f4a17ef53ac1ee34df704daf4656146

  • SHA256

    d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7

  • SHA512

    e2ccba0007290615a82359a2c427b6f382dabcd8ff0177c18deca8a3fdbded7615f07300dca05d4c6fc09e56669f13c1f070a0cca8393271862c4095455e714a

  • SSDEEP

    12288:JRKcv8Nh7py6Rmi78gkPH3aPI9vyVg/0paQuj3IdD02fKBjtp/:mBpDRmi78gkPXlyo0G/jr

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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3420
      • C:\Users\Admin\AppData\Local\Temp\d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe
        "C:\Users\Admin\AppData\Local\Temp\d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3868
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4F74.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1512
          • C:\Users\Admin\AppData\Local\Temp\d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe
            "C:\Users\Admin\AppData\Local\Temp\d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:4644
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:516
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4864
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3272

    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

            247KB

            MD5

            594816405c659b8c10ac507bff412043

            SHA1

            d86db1e94a11efc09a45285e3124fccd7d0e9d13

            SHA256

            0077af6b7b60dc8f20d3fadb3da40f12b201f6842c5ec39963da1b1115a918cd

            SHA512

            f70e0e41bc8700bc5c56d74ab54838c258c79b87f4bcf8984996d15c74c9a44a962ec7bb420de682ac74e588d24236584d3d5e6a1cdf2bdbdd32c9325f7cc84e

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

            Filesize

            573KB

            MD5

            48bde0ce6f8b4185208793200b6ac804

            SHA1

            3320efc2e380900bf00d57d1a5f429cb8c1f7397

            SHA256

            203faf74daa76be1d6d3c9a40b9314ddcd5c51e9d2223c8aeb15cd6abf754b6b

            SHA512

            bfd1a310c8dcd08acec83bc27bdc7e928ed072dec20502f6e1138ef14067a04baa1d55c29cdcd7f5e4d4e4dbf39bbdfdce0da3cae5b72609c0260590b573820b

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

            Filesize

            639KB

            MD5

            91c0f7855ee5d8b8e2d7bbd1c8d34f38

            SHA1

            4e7a556b7646b4626554476217fc44d67111e391

            SHA256

            5dbd4f96bc7b6132f8d234903a5310eb035259a18afe9e8829cf966d55effa66

            SHA512

            86426bb06bff9bc015558abb3f022e0027d732f9a5870416d2f1ed1f8604a2ca6d5051d3d93e2d14aa6ce86ed1afc94eb01ae68a729514d35038554e2a91bc82

          • C:\Users\Admin\AppData\Local\Temp\$$a4F74.bat

            Filesize

            722B

            MD5

            5190f8d0d571125119724cd2e81c113f

            SHA1

            20362fa6ae61e3b292ccff1e6ec9128cf953ce74

            SHA256

            a6536b7597cff9112b9d4db205815595d8dee161dd7994f2d7a721e97b6a93a1

            SHA512

            0c2c9c48b9d60d602fb165279d966ac9e36d39bc0b3ecf91138c7578f326103cfaf066ac5297a3121038a6f1b09f2b1214f978f1322f1769ade49b49b186ad44

          • C:\Users\Admin\AppData\Local\Temp\d279931fb8fed02760ae4d77b3cf14ebcfd509168f8eaf0dc089fbbcc6736ef7.exe.exe

            Filesize

            930KB

            MD5

            30ac0b832d75598fb3ec37b6f2a8c86a

            SHA1

            6f47dbfd6ff36df7ba581a4cef024da527dc3046

            SHA256

            1ea0839c8dc95ad2c060af7d042c40c0daed58ce8e4524c0fba12fd73e4afb74

            SHA512

            505870601a4389b7ed2c8fecf85835adfd2944cbc10801f74bc4e08f5a0d6ecc9a52052fc37e216304cd1655129021862294a698ed36b3b43d428698f7263057

          • C:\Windows\Logo1_.exe

            Filesize

            29KB

            MD5

            bf2faa4bea2a63703088aed73a9c71a1

            SHA1

            b2ef58869de08789cfded220f98310b43052c3e5

            SHA256

            7bdc3769c776164640ea637faf845edacabd916cf0a0cfb77c9c31c879a8526c

            SHA512

            34f2e40b9b200596716194fcc4c714e0ccea9290ad25b06a097c50ab13a3fac8a80ce41078e306e14847284ff11d34aca43198675a1ccce6008685fbcd18f15b

          • F:\$RECYCLE.BIN\S-1-5-21-656926755-4116854191-210765258-1000\_desktop.ini

            Filesize

            9B

            MD5

            1d7eff79e14bea77e992f25202a6decc

            SHA1

            2481953494e9f17a5d9c8186bac1e89c460da06b

            SHA256

            0bc3f26881fb44793cd3a989e616ce2b45848152d57eb4a38fd5f06df63f0a9a

            SHA512

            e9cffe2ce1cc689a1a0c9bee4da9e0ab90625931729257893780b13eb9060ee26bf373c87c0ae33e3fcdc3e8614d415ac00fe57fd7f1fb4908212cc145c8d9ad

          • memory/516-27-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-33-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-37-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-20-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-1234-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-4792-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-11-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/516-5237-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/3868-0-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB

          • memory/3868-9-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB