Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 13:08

General

  • Target

    ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe

  • Size

    577KB

  • MD5

    5ac4056f9d0b3bd588671434ead1c17f

  • SHA1

    9d3e0e6c41fe202d78ac7adc0c26c0a5d27b5d9c

  • SHA256

    ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411

  • SHA512

    12955c0c491b2f4b5343ba8d64ac9c08eaa77cb5b84929b36fd9efde7e241dd1553d3175fb39d1f4f9a9cb9e1242f501df3943788977fb06b0d30871ba5330d2

  • SSDEEP

    6144:A+aX3LdE7cV3iwbAFRWAbd4nf0H05yqE6Hl0ChW0+ksllAXBu0lWGWUJJQ4t0BHk:A+ai7a3iwbihym2g7XO3LWUQfh4Co

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:1228
      • C:\Users\Admin\AppData\Local\Temp\ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe
        "C:\Users\Admin\AppData\Local\Temp\ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2916
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1756
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a26E2.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2360
            • C:\Users\Admin\AppData\Local\Temp\ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe
              "C:\Users\Admin\AppData\Local\Temp\ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe"
              4⤵
              • Executes dropped EXE
              PID:2664
          • 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:2520
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2536
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2688
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2548
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2756

          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

            258KB

            MD5

            ec71a61715110767626fe1094063291b

            SHA1

            1fd433c484e987ad74fb6dd5026e94eba029f62f

            SHA256

            e737572195b0c4d8df6f1211e324b97191d66ba2b409cfaa2dd07fd5b96a87f4

            SHA512

            61df3880ff6b71b5b2c522678a1ee69011a9387158e3956f6dd8db8e2c76113772fcf2b9979e27ee84d659925d3d44382d9d5da171dcdfb8a3b21c8034297d6f

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

            Filesize

            478KB

            MD5

            f5cd7b35ea5f0009cdb5355dbc356066

            SHA1

            c06af0b31cdebdc4e31d57f448acb174e5be44b7

            SHA256

            472ce6c84e17f672782a003fa17f8d412c85a25675f83d16b1a1fb7bfc085f6d

            SHA512

            89573e495959ad60f4a4079248f3cfb6991b8c700223538a269d7553baaacd6de837f26cfe1a4f6a6c0940b8d758406ae2d9e85f2e5738371c9025ea699a7d28

          • C:\Users\Admin\AppData\Local\Temp\$$a26E2.bat

            Filesize

            722B

            MD5

            1f721f4b2c87ee6b20afc00b79c8f75b

            SHA1

            01c4a06c3875f1889b8abef635eea91cc1a505f2

            SHA256

            6a61b7e70a8a2a4113db67b946f2688df2a58589073d00dcfe7cb67823710cee

            SHA512

            53a1352d1f531a7cb27c7269a1089fe2949c6ef7c7ff23aa2842d653ff8b641bf8c26e057812a8ae4fcb9c6382ade78ef8a739219cf3a55b914f101d17282302

          • C:\Users\Admin\AppData\Local\Temp\ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411.exe.exe

            Filesize

            544KB

            MD5

            9a1dd1d96481d61934dcc2d568971d06

            SHA1

            f136ef9bf8bd2fc753292fb5b7cf173a22675fb3

            SHA256

            8cebb25e240db3b6986fcaed6bc0b900fa09dad763a56fb71273529266c5c525

            SHA512

            7ac1581f8a29e778ba1a1220670796c47fa5b838417f8f635e2cb1998a01515cff3ee57045dacb78a8ec70d43754b970743aba600379fe6d9481958d32d8a5aa

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            c4ec2631f0913b349423b6d2bd687a6b

            SHA1

            9b9ae1664a063db7e1bd53073f6f1c3a62fa0e55

            SHA256

            cdaed7acb956972ce40a95412620150fcf1428c34a8ddbd0e9f0742df0d885bb

            SHA512

            a8ba683aa3c9d607d7ef9c3ec28a924b23be85a90e5334eb2a9f6edb8117442a818608c44f010b2bdaec052319fcc6436b5628408f4ebb82d207196df1729e86

          • F:\$RECYCLE.BIN\S-1-5-21-2721934792-624042501-2768869379-1000\_desktop.ini

            Filesize

            8B

            MD5

            eb2b82f341fdb4eae25ceb49373ed303

            SHA1

            cf7db5d16d0cdb9abd32cb4fe1e343e2296142b0

            SHA256

            8a35cc496890b7089f69f59dd7dd7fed74622e8ff18cf9f99d49c94aa5888c5a

            SHA512

            895d5f91dcdf77750063ec0b0112b643597bfcc87ddaa30f07864adeadf185ce062ead7699d964bd05135dcf034ca4028165ec95ab2e17b549c5faf2236f8982

          • memory/1228-27-0x0000000002560000-0x0000000002561000-memory.dmp

            Filesize

            4KB

          • memory/2520-31-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2520-19-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2520-3322-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2520-4141-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2852-15-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2852-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2852-18-0x0000000000230000-0x000000000026F000-memory.dmp

            Filesize

            252KB