Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22-07-2024 14:25

General

  • Target

    42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe

  • Size

    66KB

  • MD5

    42ea2160234ae3cd4aa9d48157733f83

  • SHA1

    2717bafac70d06e5bcd1482d6877ebc65bb915b8

  • SHA256

    42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda

  • SHA512

    b76909e487fedb53c9615680f144484a94e6384d617ed3bb33ebd2d062e0d200063820a60aa608fbc44bcc9dbecd5d3d67b5185645851528ad2e50024f8c2c65

  • SSDEEP

    1536:eFcx1ae9n40g9i/qo6SKHlC4ayFGyHNXk:eFfZQioJKFC+4yHN0

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 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:1172
      • C:\Users\Admin\AppData\Local\Temp\42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe
        "C:\Users\Admin\AppData\Local\Temp\42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2504
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2596
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1436
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a8D9F.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2488
            • C:\Users\Admin\AppData\Local\Temp\42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe
              "C:\Users\Admin\AppData\Local\Temp\42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe"
              4⤵
              • Executes dropped EXE
              PID:2244
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • 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:2952
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2860
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2856
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2920
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:3028

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

            Filesize

            258KB

            MD5

            538c0e088843e61eadb25cbb475031d3

            SHA1

            5c2a1aa7e5a5acb2a05cee2485acc9a69b7ebcbb

            SHA256

            f504681f836f49e82b7f0ab3661a1195efd72a551915949cdcf653ccbd35d4f3

            SHA512

            a4781ea919c673ea87815696b7aa9158dbdfb0cb3ee12fb6213e66a174d75cb271a43dd5b568efef38da670e0559790015569e56fb2e3a47ac6da2a3134158d1

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

            Filesize

            478KB

            MD5

            79d96b6a2771e7783309bf05ebe7b5c1

            SHA1

            b19da11278224b17598d5b6de189892a83196708

            SHA256

            eb38a47ec49f3f376f53aff58def8c3a0e095bad67e2887d3f58bb4a3c71a19e

            SHA512

            72e30060fd922fc37662d762bc647bf85938986d810057926fe86a1622e1b05fc841bab9ee06ee7855071ed27da3d8fe20d41f03ae68c4c76cc720a7e56d4d68

          • C:\Users\Admin\AppData\Local\Temp\$$a8D9F.bat

            Filesize

            722B

            MD5

            174fe28102fa5a5cd4980ff954939b37

            SHA1

            c57cfac6af9902c4528765f0a6e1f5ab9713625d

            SHA256

            cd3520424d50bcbae3ae4bf871af9f927043cb2164838b51d08abbc123fa60e1

            SHA512

            f05e1e0774cb25996daa5e3bd446ab259c84718eaf6a2415697448c7885642f1285ab785db7868742b9b1d42c744403e03ea29399ce34a2e4279b11363179101

          • C:\Users\Admin\AppData\Local\Temp\42de94e91bbb8c2311d208939ccceaa727cc7126832b0c49913d5854c58b5dda.exe.exe

            Filesize

            33KB

            MD5

            bdbce90ce74990df3b2c7c8484dde146

            SHA1

            ae6aadaf5467b97779d4c1a81b5cd3dfb9d8ecb4

            SHA256

            f4a3c012f2859ead10af1298d9b20fbd8ca2257f73d530a2b0c25937cb16f6eb

            SHA512

            78e2f31759ce490f38e898ef17a700dd0898cc32b526325e8d7230b4ff119c39124cd2abf30038f70318931cc995abee523b334a29812bf875302dc126c9f958

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            117c9521e5d8959b1861c9511c792fea

            SHA1

            8b69af116f9b988e45371c811cbddbadcc067e44

            SHA256

            ec905c17086effa5331a07e7805a26bbe62d94c5e90f5fa55a45c668061285de

            SHA512

            93b85bf1c95bdb8781ff90f88faa4b8a0945067be93390b87ee7ab5830b17b257422cfcfcd87078c5004510e2b553876070813a55faaa578e0b979576a2c0eeb

          • F:\$RECYCLE.BIN\S-1-5-21-2958949473-3205530200-1453100116-1000\_desktop.ini

            Filesize

            9B

            MD5

            5e286801abdc6ca5d3091665a72ecd7c

            SHA1

            87e0b4601ab0b05784a1059a45d72d807b0e2cbb

            SHA256

            131ccc46b756e5373dc2f2d37625bfb980a48f2f2287585da364166cf2e709b5

            SHA512

            51506d6adb68cca9e21fcddfe9672b91352cdb4f3c5b8c2da40219c73d2e7724776cd8701ff68449720c0aa398fe4f7665dabae2bd5147d42c5b6882c99f0bf1

          • memory/1172-29-0x00000000025D0000-0x00000000025D1000-memory.dmp

            Filesize

            4KB

          • memory/2504-17-0x0000000000330000-0x000000000036D000-memory.dmp

            Filesize

            244KB

          • memory/2504-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2504-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2504-16-0x0000000000330000-0x000000000036D000-memory.dmp

            Filesize

            244KB

          • memory/2952-33-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2952-20-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2952-3304-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2952-4151-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB