Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10/05/2024, 03:18

General

  • Target

    da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe

  • Size

    5.7MB

  • MD5

    66f3f09e75650982b397980063850ff8

  • SHA1

    31636c08b952d0cc939098c4a6a822144497adff

  • SHA256

    da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef

  • SHA512

    eab67c6eb573dcc0748e81702d9e7217661073a46f51835c54856128516810421e8c57e4473a8bd822b8682e2aaabb5a3702a216b588eaebd3c11154eeb0dec6

  • SSDEEP

    49152:jBr9Pv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dr:jzKUgTH2M2m9UMpu1QfLczqssnKSk

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 34 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1232
      • C:\Users\Admin\AppData\Local\Temp\da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe
        "C:\Users\Admin\AppData\Local\Temp\da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2120
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1576
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1704
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2349.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            PID:2600
            • C:\Users\Admin\AppData\Local\Temp\da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe
              "C:\Users\Admin\AppData\Local\Temp\da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe"
              4⤵
              • Executes dropped EXE
              PID:2632
          • 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:2100
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2708
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2660
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2872
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2644

          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

            68a4dfa7dbc99531f82e6cce0ea46f51

            SHA1

            40d1d62774f2b4e3f483444cd5fe015f86fe6a3d

            SHA256

            ca248b107e73f63e558839d014269d85355f48defd1b4a13d7235897693578c2

            SHA512

            48ce880ea1da10902b30f181494bb1191baf71cf7d0be6ea1aa52f6d73ed0f8c462a3890acaec7922614a33529501daff3d791eacedbfc18ccf50ac35adb7b46

          • C:\Users\Admin\AppData\Local\Temp\$$a2349.bat

            Filesize

            722B

            MD5

            3e3c7bdc8f0bd54b09f3016269d6e1c7

            SHA1

            a0a0b43b5665706cb75a25ffcdbb54f688aa7a2f

            SHA256

            d62c64339984c6af924a5c6c4633da390a72394315240c692c3adca7bda4cbf3

            SHA512

            063e765f98efcf3f7eb70fca46140aad79d4ea372dbc1813fa7272cb1d9397257ca4511c67edd680ad0e4f88fdd3d708d7fa32563437b68ed7cc8aebd081e3c0

          • C:\Users\Admin\AppData\Local\Temp\da13b40d94c38312ff2daa91c49af40066a00b606160ee2fe0f9567a6e22a6ef.exe.exe

            Filesize

            5.7MB

            MD5

            ba18e99b3e17adb5b029eaebc457dd89

            SHA1

            ec0458f3c00d35b323f08d4e1cc2e72899429c38

            SHA256

            f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

            SHA512

            1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            71f849213684b8972a6360ecd86478d8

            SHA1

            80eb51dcee61f6be6229d211207bb837156e7cd8

            SHA256

            1319c00466a751094210e18ef09267c2a5db0235fbb18b18df97c787a6b8865f

            SHA512

            6b062e9a7aac186e627cd20edcecfc78ce781d993058b93138898c01332ca66f70e1dd826b85f29486f66f805d29c8a708f8aa539a26a18a57831aa53f998e84

          • F:\$RECYCLE.BIN\S-1-5-21-3691908287-3775019229-3534252667-1000\_desktop.ini

            Filesize

            9B

            MD5

            4d28283e4d415600ffc2f8fda6d8c91e

            SHA1

            053dcb8d5d84b75459bc82d8740ee4684d680016

            SHA256

            b855effeaf01610130d3f38de35bc7f98bfc6643d98d4198af18534f048e8df7

            SHA512

            73a758cd5e5ac48d62dd89719be604214895e0cc9a10ff7464a6cf9161a37fd27d15dd2d2565f18198b381ac6442bcb36f38614df7b1176061a83616517a7edb

          • memory/1232-27-0x0000000002DA0000-0x0000000002DA1000-memory.dmp

            Filesize

            4KB

          • memory/2100-19-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2100-31-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2100-3342-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2100-4173-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2120-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2120-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB