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Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2024, 03:58

General

  • Target

    d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe

  • Size

    11.1MB

  • MD5

    ed123a2573e3e6086e7c3d6d6bc49950

  • SHA1

    9f8bbf1891f17762b22e95c152328b759e57b1b4

  • SHA256

    d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60

  • SHA512

    10bc7e6134ed30b723f8b619d669ca5d98457e153d7e1b513cbd5e85cead25872ea28bc7ee0a0bd97bf0360b134ccb91569a4f11d839509840884874262fa24c

  • SSDEEP

    98304:4b+0ChEPIGiq3y3vx+w9TbfjJ+kdfpK46Tle36jknz9Y:y+kIGv3y/x+KTbfjJ+kdnAlejY

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 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:1188
      • C:\Users\Admin\AppData\Local\Temp\d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe
        "C:\Users\Admin\AppData\Local\Temp\d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2056
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2692
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1980
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aD5D5.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1484
          • C:\Users\Admin\AppData\Local\Temp\d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe
            "C:\Users\Admin\AppData\Local\Temp\d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe"
            4⤵
            • Executes dropped EXE
            PID:2868
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:860
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2208
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2824
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2736
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2804

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      485KB

      MD5

      bda7e37e0839b40c24d7bdd18785e8ed

      SHA1

      2a58e688238c0309fb5a46694afebaaadf6bd3e8

      SHA256

      cc14bea7a9674c6bacbd48c8bc12bb81d1bf60c1553194c2977f4e7a9b5a2fd5

      SHA512

      3d48e0aab15adb9222e1595b8d9f5a1094992cbe89123ab1183e5e80416e38f849549e9951914031a534ebaad9d7aef4ec913d6492db06782bf81f0072cc5e03

    • C:\Users\Admin\AppData\Local\Temp\$$aD5D5.bat

      Filesize

      722B

      MD5

      fbdc509c3f9f57693ebb84198e92d362

      SHA1

      60b57a01711b49cdbecb0b11897fd6fdbbfdf326

      SHA256

      f871f93916228ad4bd6ade49e5be2e7a5a80df1f466917fd0e68ead2002eb470

      SHA512

      040ed43fb654e7eff8f70effb2d77636eef71b35a3696806c4deeac5489bf95dfede76dc289fb6f3c1d2bd63e93c6a86ff53867a30cc8c4be884ec65c3144e96

    • C:\Users\Admin\AppData\Local\Temp\d3fb9e376020fafcb32c23aa3bf24f477139b0a3975ebd9f0230f984b76bac60.exe.exe

      Filesize

      11.0MB

      MD5

      b45b7bd6eb92c5b65378d8d0a0964747

      SHA1

      5ca6f198ac83c90496110259b57ff4a5f47b64bb

      SHA256

      5f1d9218f9735a763ffecc47c7b6f0c342b7f1a5da835733e0b3b73903f864a0

      SHA512

      bde39c4b6d04caae8280bdd53e6036c53ed394a72f0d4d1273c149175570e8a87f87c8963869c96834fef7e82893da38c49ce4aaa1851e65c055dbbcac7c1708

    • C:\Windows\Logo1_.exe

      Filesize

      40KB

      MD5

      9ae17c14a91b8bdf6a83ef198fdbd729

      SHA1

      00f7e10bdea77650c2dfb5e94cf2b5a45e660cef

      SHA256

      d8d5c4b344590da9b3932b357a251794c8bde0c995f69dcf822f320c425f9c46

      SHA512

      6a0cd4e6112e343dac34eab21833589f59719de05e3ee9f807f831a9b27cc4cf23c9b7a5cfda455f305389322228d719caefd32d17609bd1a9016f1e4751ad0b

    • F:\$RECYCLE.BIN\S-1-5-21-3290804112-2823094203-3137964600-1000\_desktop.ini

      Filesize

      9B

      MD5

      b8eb46e1bdf11b43e775bc46642c7950

      SHA1

      1c08b422249f0a0fa1d7d2c3946f6aaa8b669da5

      SHA256

      1760d532341817f2887d51e6a9b5fcc53a69eb75e3591356c5b25c40d6b04f60

      SHA512

      d947832ba4e2593b7d04760d9e285d10021b0dcf3040fa0aeb82cde089afaf6384865d482ac9acd6ae5473d57e79b8d242254b6372f7d759cd00e95fe339c37c

    • memory/860-18-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/860-30-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/860-2978-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/860-4193-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/1188-27-0x0000000002F60000-0x0000000002F61000-memory.dmp

      Filesize

      4KB

    • memory/2056-0-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2056-17-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB