Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 22:21

General

  • Target

    afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe

  • Size

    93KB

  • MD5

    c8b1afddcc9d1b91f85265978ce9f364

  • SHA1

    f04be173486ac4962e134e9fc474f093c636211b

  • SHA256

    afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6

  • SHA512

    b05f028b09526944735981684064387451f209655a744d3077e7dc8159ccb7396e8ae73f2b6457f675f796608650756dd2b70b93c25d0297a376a47606627ded

  • SSDEEP

    1536:Jj4UaYzMXqtGN/CstC9qVFeyapmebn4ddJZeY86iLflLJYEIs67rxo:JPaY46tGNFC0VFDLK4ddJMY86ipmns6S

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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:1120
      • C:\Users\Admin\AppData\Local\Temp\afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe
        "C:\Users\Admin\AppData\Local\Temp\afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2128
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2328
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2492
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a209B.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2052
            • C:\Users\Admin\AppData\Local\Temp\afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe
              "C:\Users\Admin\AppData\Local\Temp\afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe"
              4⤵
              • Executes dropped EXE
              PID:2544
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:3024
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2676
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2540
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2744
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2576

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            478KB

            MD5

            e3ed025983edd3f0811b528d691f5aad

            SHA1

            d4dba9af05f4499e9b7b9152b4b79fdc392fea0e

            SHA256

            baabdc56c507e1820de6caf9cfd27eb3298c955fe5725460cfb9b2e833546005

            SHA512

            f0c40858619b35c307a55ecb3647645717a05fc229dcf3af6562720305a38b4ed2e7f4000a50ba44d2644173a1c99c8781859236f497c4d79437d19043914567

          • C:\Users\Admin\AppData\Local\Temp\$$a209B.bat

            Filesize

            722B

            MD5

            3611597cd4e9c2a98cba1a222d72a43e

            SHA1

            c10bb4c538ca54ff845c9fab5b14e91fce10a86c

            SHA256

            1412e56206493723b1313bc11012b0ea5f805fcb795c11cbcfffb23133b6c2bb

            SHA512

            ba1a3df2543cab19f80ace705d79b94dd2c5a6e99df53deab4272bfd1acc039f9bf621432ad93359cb03dca9bdc2a01fc25eebbd31bc674071b1f78347455048

          • C:\Users\Admin\AppData\Local\Temp\afea313fd8adfe63248910d027d6a9a36c7f0adf9bba95c2ffabb9084990a4c6.exe.exe

            Filesize

            59KB

            MD5

            dfc18f7068913dde25742b856788d7ca

            SHA1

            cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

            SHA256

            ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

            SHA512

            d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            72524cf9b862c04eda809519e1ff803e

            SHA1

            31cb19b48f493554e3e8a6d8b8a41854698711e0

            SHA256

            f602e3036944a0423d2c1fd94dea02cbd48e5f64bb346deddb8d8585c0cd2f94

            SHA512

            66e3525b995b673f1b82d88679045379f18e16b10a53a00f4bef9175cb6980c4fce1eba62b92a9b6bb91752142572ee0f8ff3a1a317ddd7b7f7247e5d1059abb

          • C:\Windows\system32\drivers\etc\hosts

            Filesize

            832B

            MD5

            7e3a0edd0c6cd8316f4b6c159d5167a1

            SHA1

            753428b4736ffb2c9e3eb50f89255b212768c55a

            SHA256

            1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

            SHA512

            9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

          • F:\$RECYCLE.BIN\S-1-5-21-481678230-3773327859-3495911762-1000\_desktop.ini

            Filesize

            9B

            MD5

            ef2876ec14bdb3dc085fc3af9311b015

            SHA1

            68b64b46b1ff0fdc9f009d8fffb8ee87c597fa56

            SHA256

            ac2a34b4f2d44d19ca4269caf9f4e71cdb0b95ba8eb89ed52c5bc56eeeb1971c

            SHA512

            c9998caa062ad5b1da853fabb80e88e41d9f96109af89df0309be20469ca8f5be9dd1c08f3c97030e3a487732e82304f60ee2627462e017579da4204bc163c8f

          • memory/1120-29-0x00000000030F0000-0x00000000030F1000-memory.dmp

            Filesize

            4KB

          • memory/2128-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2128-18-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3024-21-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3024-32-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3024-3308-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3024-4137-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB