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Analysis

  • max time kernel
    149s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 04:55

General

  • Target

    ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe

  • Size

    52KB

  • MD5

    8e292fad26fb924c8449c326b876919d

  • SHA1

    968348980f7ae2de50cf33988efa2ab640955179

  • SHA256

    ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440

  • SHA512

    5df10465ae21ba23c2d47cdd54102ef10cfc2b500001f3e593bc3eafcc43b7b8936fee19fa4d43b4d81bdac7ed0cbb89a95e85024910e67bcfe13d8cb7cb6c51

  • SSDEEP

    768:p5GQ16GVRu1yK9fMnJG2V9dHS85qgt6jpYU5ltbDrYiI0oPxWExI:p593SHuJV9NP6jWWvr78Pxc

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 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 10 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268
      • C:\Users\Admin\AppData\Local\Temp\ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe
        "C:\Users\Admin\AppData\Local\Temp\ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1768
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aB7DA.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2132
          • C:\Users\Admin\AppData\Local\Temp\ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe
            "C:\Users\Admin\AppData\Local\Temp\ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2160
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 2160 -s 124
              5⤵
              • Loads dropped DLL
              PID:3000
        • 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:2184
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2864
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2840

      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

        576f46118027bdc1d7c8e8be75fb64c4

        SHA1

        661955a312849b675e85a66c15b41b163f2886a3

        SHA256

        a509a22398e49890b21ed2a4ef0811a77279c475771c7bced27b5ee9ef957e5c

        SHA512

        2227a3807baa854f1d36f742285a12bb0359779c3533ea932cf3481bbfe4a2887aabf316438fd5511506e3746dbef8ebfec299ef66c3fbae08763d8039464771

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

        Filesize

        474KB

        MD5

        81e51673a97afb89c6762e25450e0afa

        SHA1

        63756c6fbc59b14d69aad2d9f6ec8a76161f8882

        SHA256

        ca803738679f2d4b2b0e993df8a2b069cd61043981d0f15e56c6270063b4327f

        SHA512

        0fb8a3eb57004d98ffab71aecc73724a077e796de3d723010f4afe241cd15c0e886d07a12b9927495c5b845bd50e6b4b491d611935b43b10f3fbe4b2d45e2ac3

      • C:\Users\Admin\AppData\Local\Temp\$$aB7DA.bat

        Filesize

        722B

        MD5

        3a13334c002e69b9533d0991c78cbe01

        SHA1

        9ec61fdfd468a150ae51c0bc8a8df33e4db6675b

        SHA256

        62841d097ad34d17e20851eca878341cc1f383e5c768bc509591e7ab709b1821

        SHA512

        3419cd0fac09f3bf677003af35b8994bdabc8d952daec31dd29a638336ba8d34b80db0dd4fbf3bbf53c6ed01d55f2f6a778cfea866406a062ce6078430095d53

      • C:\Users\Admin\AppData\Local\Temp\ab1be4da62098e3d427de141197804441f03cb74313a99e42b820b4ff7e4a440.exe.exe

        Filesize

        23KB

        MD5

        3f9dbfee668294872ef01b90740b01d0

        SHA1

        99a4702b65485cd14736b1c2cdfb81b455dda01c

        SHA256

        40b32fea1fcadcb2db369475e2bba58b0b83f5c3bb647e2e63877726c35a9f86

        SHA512

        0113cec160d97ea0cce70860cc5b79b502d16191ee237a3abb84309499be193aa0127dbcb41fc05a90fa61484b061ec4332ad29a918db598e32fe832b74bd1e3

      • C:\Windows\rundl132.exe

        Filesize

        29KB

        MD5

        a138bbeeec7d59fbd516ef0237d829c6

        SHA1

        e32be6ab403d2f1af197ec5543e0142320078a2a

        SHA256

        046edb4bab763c08349077cc670cdfe5eaf12056913bdd6a0beb4acfe7e93e8f

        SHA512

        458ff81f98d79b44edf27d2b0b981d33e9678270dd206ac59ed0333a0f2535dd7062b75e56dbe5976fc80d67c89460278eec982b025743d9465fe5360119879c

      • F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\_desktop.ini

        Filesize

        9B

        MD5

        1368e4d784ef82633de86fa6bc6e37f9

        SHA1

        77c7384e886b27647bb4f2fd364e7947e7b6abc6

        SHA256

        57507bed6cf91d70e66bd4cc287634889ef30b648cb7c44a4edec0e2cb68b772

        SHA512

        3cb7168e776eb564768e30eba43174014a85108ab306a7c07a1522fb42173c381a5bff9ac10944fd345dd5308061cbe2878c60d1e878f8768281c1adcf5dd85b

      • memory/1268-33-0x0000000002BC0000-0x0000000002BC1000-memory.dmp

        Filesize

        4KB

      • memory/1768-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1768-16-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-37-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-44-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-50-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-96-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-102-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-1216-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-1879-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-3338-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2184-18-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB