Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 03:48

General

  • Target

    4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe

  • Size

    93KB

  • MD5

    54879088be3fde271cf1f31363e663aa

  • SHA1

    f86d68ae3d6ce068ef60bde47412c9ce5e7ba356

  • SHA256

    4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1

  • SHA512

    ea4ec4496dbf406f440a5f7eb4f1f8d59d31d6f24a91d852704b82e31cc8376a49c397823964cf36768fae9145abff92e1e46a24853e752c326b7b84ca2ce375

  • SSDEEP

    1536:/BMsrz8VuJlMXaDuiNDyapmebn4ddJZeY86iLflLJYEIs67rxo:/Bp8ulMXaKXLK4ddJMY86ipmns6S

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:1140
      • C:\Users\Admin\AppData\Local\Temp\4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe
        "C:\Users\Admin\AppData\Local\Temp\4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2016
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1596
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1252
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1832.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2264
            • C:\Users\Admin\AppData\Local\Temp\4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe
              "C:\Users\Admin\AppData\Local\Temp\4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe"
              4⤵
              • Executes dropped EXE
              PID:2680
          • 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:1624
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3012
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2700
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2660
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2756

          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

            89a73460685a8ec8c28faa6831606709

            SHA1

            97b9556d1cfb15410d3cc325b7d98969baa64621

            SHA256

            a31c974ecfc6088a80b1494d4d670eb7d68702d46cbcca0b9c6d3ca5f6332d1d

            SHA512

            f5ab38639c051c177cada9aa101c22d96ee1109a508d228d5cfdb3ccde2224f422c48eb0ccb60740cbd9cad8fc089340a3fa5cab84a2d1793400940ce4fb59e9

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

            Filesize

            478KB

            MD5

            5264aab343fc1f53c29d1065346d0010

            SHA1

            db43bc0b28b4ada0c5635db50fd0b64410ab76ad

            SHA256

            d33d56847b353c8207a43aa01cc75527328ebf4bba669e90e29266d1b6fb57dd

            SHA512

            bb4ba1f7c5cae56cef564dd99f1a1fd3e2c656f8004f689a22ea641d886cbb3a19dde3dce5be4cf8cee4ce190170fd8c5390cb9c7c40ae54109559685119a958

          • C:\Users\Admin\AppData\Local\Temp\$$a1832.bat

            Filesize

            722B

            MD5

            8578d1633d2a20cc500e9cdc44857d70

            SHA1

            63d4cc807110e8f01f3f62e4a6c0b864dbd7ed33

            SHA256

            f3fe57f84acae0d90bd86f82a3a10f934cdac346a3660d30807436520e8f836d

            SHA512

            f5fe6c5731a564bc931ad6a12a5303972dd02c98d27842c2d02c1b4d31092f07d055307a00061987beeaec617cbf44bfbe518cb264475faa3898ab83fa072df9

          • C:\Users\Admin\AppData\Local\Temp\4bab45ceecd67d27ce9272c77022456c71ac3868f9dbc4dea72d126e4bbef5a1.exe.exe

            Filesize

            59KB

            MD5

            dfc18f7068913dde25742b856788d7ca

            SHA1

            cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

            SHA256

            ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

            SHA512

            d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            94cd6d8f19aa605f6272e77718e921cc

            SHA1

            e3a27adc311ba10d769eec7d49c4fcd31d5cc8d3

            SHA256

            e4b85b1edd03642cf845907985a60ace501a481804fc68d4862e6c119d3fbc18

            SHA512

            4bc4bf143cc1810ac59b481fe7553e7a34531daa8d32494868e2a9c506d8862ed3a9b590b592b457f1df62627186b9d4c8d773eff6adc0f4b62865fb47a072bb

          • F:\$RECYCLE.BIN\S-1-5-21-1340930862-1405011213-2821322012-1000\_desktop.ini

            Filesize

            9B

            MD5

            4f2460b507685f7d7bfe6393f335f1c9

            SHA1

            378d42f114b1515872e58de6662373af31ab8c7b

            SHA256

            47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

            SHA512

            75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

          • memory/1140-27-0x0000000002570000-0x0000000002571000-memory.dmp

            Filesize

            4KB

          • memory/1624-30-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/1624-18-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/1624-3341-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/1624-4152-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2016-0-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/2016-17-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB