Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 22:32

General

  • Target

    64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe

  • Size

    264KB

  • MD5

    ad9b009d9569c9bf6baeb4b690f42adf

  • SHA1

    124ee22361eb16367a8e2f3ff385a7957410b335

  • SHA256

    64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f

  • SHA512

    cf86b80db82bbd115610bf3dff67e5154f4091b34c318dfcec89911bb9154dee9d7c82993d2fb4902e2a7ca0e1ff4fe1e5266905b84d38c0081e7a2b43bdbfc5

  • SSDEEP

    6144:l/KW+aezigiC4bXqsTk90qC1AOb7eswf1Px++fD8PJ:wW+aYitXqsTkiR7twRx+gD8PJ

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 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe
        "C:\Users\Admin\AppData\Local\Temp\64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2740
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1756
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2192
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1803.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2940
            • C:\Users\Admin\AppData\Local\Temp\64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe
              "C:\Users\Admin\AppData\Local\Temp\64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe"
              4⤵
              • Executes dropped EXE
              PID:2456
          • 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:2556
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2604
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2568
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2724
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2496

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Credential Access

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          System Information Discovery

          1
          T1082

          Collection

          Data from Local System

          1
          T1005

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            484KB

            MD5

            edc9d968c214a944e019fad26d1a18a5

            SHA1

            28dacfbfe9840c27f5af05343af82338786b1f36

            SHA256

            b0f8dc8ea8e999b6c25e460e2f644f2ed41b2e481f57f5800de9c0c93c9ef275

            SHA512

            f381ea38921a0163ced1feb11a9748010b2bf76f8eaf66ae326e98eb5d5ff75bc4b4342b4d3acf27a5177393c5b05cf43bb007ceb1d7799498e8429c8efb86a7

          • C:\Users\Admin\AppData\Local\Temp\$$a1803.bat
            Filesize

            722B

            MD5

            88ece3e4bf8c971b117f691e89ab2266

            SHA1

            c0be26c5ab4f39f88ded906945f7d5683afa6283

            SHA256

            4ad2e394d78338b1ea74fb0ddc15e770a1dae64628b78d10c3b201997b24bb95

            SHA512

            bbfce54985b8bbb6d8ccc5ebc1ec4d3e76fd05996013afdf349dde5203207414c514c41a90ba2fd21bd1b5fbd3315a91b4fba861dd48f1f7e96e3c2fbff8dd28

          • C:\Users\Admin\AppData\Local\Temp\64bd46a7b16cd880e4989fb87c28fa120f108f724ad1546027ff06c605238e9f.exe.exe
            Filesize

            224KB

            MD5

            d4b257c01bbaa68d15d8368475a4e227

            SHA1

            fafae083a882e163cfa8c77258baaab891c17df2

            SHA256

            dd6dd981c7f1a6673dc8cc3a0fe1fc8a54e059a9fdb0545b0dc9258299c0c546

            SHA512

            167494ecb32196e8e199d7d14a1c0498eee45ab8e8862e5441539fa569313bb602b9e979935c7cc5ba39300e54e8bdbdf2f502e4ea24b5e8339fd2c3685ca502

          • C:\Windows\Logo1_.exe
            Filesize

            39KB

            MD5

            253b6789d1d5e4699bfc49109ab67490

            SHA1

            14f55722f832b7a172d3dfd47d6688607b3d5fcd

            SHA256

            36452d9a6405a90cf6c493850f489326b6e9b36ab223bac70ebd7c6202e7f4d6

            SHA512

            b21643bf9817af9255865ed5534b155ef9a6686bc5b2c3a0de2a29d270c9bb3d58d5fb411053e76cdf6367eb8fee3c0a6543da926b3d7431ec51c752d03c6985

          • F:\$RECYCLE.BIN\S-1-5-21-2248906074-2862704502-246302768-1000\_desktop.ini
            Filesize

            9B

            MD5

            304501c003da3bc5756aa53a757c30cc

            SHA1

            94dfcea0ef17f89b3a60a85a07edb4c00170cc1c

            SHA256

            9f4b03cbd52378f329bfc7088f8242bbc1a0a2754bc2f8a40e3b74e0dedecd6e

            SHA512

            78cd3c2cb4cb66e41d8947e1231256c2043d71c77f97e92915e938a6c1d9a8c003512027d98bc71bf582875d269e5fbe6e134f57b25f5f79fe16f9a412387dc8

          • memory/1208-27-0x0000000003040000-0x0000000003041000-memory.dmp
            Filesize

            4KB

          • memory/2556-18-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB

          • memory/2556-30-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB

          • memory/2556-3318-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB

          • memory/2556-4143-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB

          • memory/2740-0-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB

          • memory/2740-17-0x0000000000400000-0x000000000043D000-memory.dmp
            Filesize

            244KB