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Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10/06/2024, 14:36

General

  • Target

    9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe

  • Size

    72KB

  • MD5

    aedc962c31238cc14f60846f72d673d7

  • SHA1

    6f994753a71f48fb3bf8014c981a30a2ee06eddf

  • SHA256

    9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1

  • SHA512

    e4b9d36dae05da7ae533b9df9e83c05629a2cfae1fb33a1600c32fc7ec859a5f12ab19b7c4d96643c1701adf7a512dab644eef977378e2f5c7be54d5706e9f50

  • SSDEEP

    1536:Hje+Zk7qzUJBeLkbiT29dXXC4ayFGyHNXk:Hje+aezUDbHXHC+4yHN0

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1196
      • C:\Users\Admin\AppData\Local\Temp\9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe
        "C:\Users\Admin\AppData\Local\Temp\9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3068
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2184
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1544
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a28C5.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:3040
            • C:\Users\Admin\AppData\Local\Temp\9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe
              "C:\Users\Admin\AppData\Local\Temp\9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe"
              4⤵
              • Executes dropped EXE
              PID:2900
          • 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:2848
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2720
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2656
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2068
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2088

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

            Filesize

            484KB

            MD5

            7b714d463f7db900d5b6e757778a8ab8

            SHA1

            2cfc0e9f54236af8e10b0bfa551d87a20982b733

            SHA256

            c995370836939a29853611830ca08d437286d4f45603edce88f36aa1f99a0d97

            SHA512

            e8fe8823b5b7f282c24c964cbf4f248b7562259a13410bf95997288727f9bfc6ea51c4aa40182b649a2235bafc02062e0c57f4f62876b5174395071a8d68f9bb

          • C:\Users\Admin\AppData\Local\Temp\$$a28C5.bat

            Filesize

            722B

            MD5

            83bf04888d45be16f3c4112ae6e0e06f

            SHA1

            1157755cc51fb84a28233b5fe54fc72240094b5d

            SHA256

            beaf292c2896b676357b9b7988d2a83202244996e1bc1f7fe664739ed2114c30

            SHA512

            1d27560aef881b6d74c3bede2829eacc8ad9304ed857deec4b96e2ac90af333afea5c15a8ecaff69f8ef1b112cb85e7af4f68e0cc3e4a19f6160d4cd1cdc45ec

          • C:\Users\Admin\AppData\Local\Temp\9b7135c8b57fbff60c86a22f79b74d64d869ca56015cd1fa3c386fafb2d0dde1.exe.exe

            Filesize

            33KB

            MD5

            bdbce90ce74990df3b2c7c8484dde146

            SHA1

            ae6aadaf5467b97779d4c1a81b5cd3dfb9d8ecb4

            SHA256

            f4a3c012f2859ead10af1298d9b20fbd8ca2257f73d530a2b0c25937cb16f6eb

            SHA512

            78e2f31759ce490f38e898ef17a700dd0898cc32b526325e8d7230b4ff119c39124cd2abf30038f70318931cc995abee523b334a29812bf875302dc126c9f958

          • C:\Windows\Logo1_.exe

            Filesize

            39KB

            MD5

            3119e880ce5d6d029185f7ed591e11d0

            SHA1

            3ab197daedf94e992062faa4eda18905b87c75bb

            SHA256

            b1eada5fd013195853bb65ee2b9fa55eb97840d20077d7a2fd43167800608eda

            SHA512

            18cafd3a73312811037cb0e44a578670498b09350d72febd262d62528094b9ba738357ef861bb9cb7704097b9c930b9aa38ee5823520e22cf71d4ebb453bf4d7

          • F:\$RECYCLE.BIN\S-1-5-21-268080393-3149932598-1824759070-1000\_desktop.ini

            Filesize

            9B

            MD5

            60b1ffe4d5892b7ae054738eec1fd425

            SHA1

            80d4e944617f4132b1c6917345b158f3693f35c8

            SHA256

            5e9944cc48c7ec641cf7b1b0125f47f26102c371a973612f0583f604bc3900d4

            SHA512

            7f5c200924dbb5531df997e6a35cb94f36b54f5651284b0d6404f0576301125ef72b410a170fca889d46c033063663cfc7791f9e4c3c30695af069053eee66cc

          • memory/1196-27-0x0000000002540000-0x0000000002541000-memory.dmp

            Filesize

            4KB

          • memory/2848-31-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2848-3343-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2848-4172-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3068-17-0x0000000000280000-0x00000000002BD000-memory.dmp

            Filesize

            244KB

          • memory/3068-33-0x0000000000280000-0x00000000002BD000-memory.dmp

            Filesize

            244KB

          • memory/3068-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3068-16-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB