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Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 15:02

General

  • Target

    6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe

  • Size

    93KB

  • MD5

    0b3aa41e7f3985b2f1eaa74cc5ab7a32

  • SHA1

    861d59546edef8a88e9bfdf14ab49b72b6379443

  • SHA256

    6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1

  • SHA512

    c26cc68ac205a6f74223729c6ff8f93ed20fc29d88524b2ef9c264c9a50d2b92b9d99eeecb9d05d253443f18ff93f269dce15b208a4f4cd095a8db603ba6d911

  • SSDEEP

    1536:2vaYzMXqtGNttyeiZnZLYm1nHB0UxMkzOt7HcvJGt5AdHIOWnToIf12Z9:2vaY46tGNttyeQLYm1nhAWJGSCTBf12P

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 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
  • System Location Discovery: System Language Discovery 1 TTPs 10 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:1272
      • C:\Users\Admin\AppData\Local\Temp\6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe
        "C:\Users\Admin\AppData\Local\Temp\6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2032
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:720
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2224
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aB5D7.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3016
          • C:\Users\Admin\AppData\Local\Temp\6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe
            "C:\Users\Admin\AppData\Local\Temp\6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:3040
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • 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:1852
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2728
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2816
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2608
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2716

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

      Filesize

      258KB

      MD5

      2e87bb70fa957a95516958a996052f03

      SHA1

      5edd1fe21cd364d55d507dfaa5b8e7acd98748d2

      SHA256

      b3d279a058ec152e1a911217b927145cbd99d1832d9f1b4b0428b2bdea4f448c

      SHA512

      26d5c80d22ff17806021b5029ea0bebdca70894f3c041c287d697d69a8342e0cf757d4578571ba25ebeba10482330e504a90354d6cef37f04ec9a0a6992ff616

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

      Filesize

      478KB

      MD5

      9079a18ba8965b624d3fbdb211c377a3

      SHA1

      21c0f585d6c3758c564f445a47762847abcd18d9

      SHA256

      b16a3e0f78aec79799f5cbd791293d5e896afc7244294ff5b2757973e416500e

      SHA512

      41e8e9c09432d6b0535640bddef81acbb5500d461cf3b4e0104cd0ff8a773e933df19ae9bda6d31411e670de25973a1663bb9435ff3a69ec9ffbbf1c3d88aaeb

    • C:\Users\Admin\AppData\Local\Temp\$$aB5D7.bat

      Filesize

      722B

      MD5

      dfaeb1250e64e52b7d790d60ff2eaa04

      SHA1

      ac9f9c5504e8650339880faf9c70d1a382ffcde1

      SHA256

      f71603077974d51bb1d47368bd47636ad8beb8886a0e180fbb7b934b5e906d14

      SHA512

      790bf2b0703e82a4cba3c7d96c904ebe9eb87977b8827f00f2a369b5bdc6ef5e870f4ca3dcc95f6617354f7ab08b3220dae9256e01a063c2c56b84a8bafd7a9e

    • C:\Users\Admin\AppData\Local\Temp\6fcd9124deb2c6136cb8763263587db2637e5906e52b9f22273e0e3493d13ac1.exe.exe

      Filesize

      60KB

      MD5

      ed0fde686788caec4f2cb1ec9c31680c

      SHA1

      81ae63b87eaa9fa5637835d2122c50953ae19d34

      SHA256

      e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

      SHA512

      d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      6c2e4d9285e03d13ad3438424d7c0433

      SHA1

      199aa50fc7e1e2cd42d28599027a07bc33c77012

      SHA256

      ed075c4bc2193c36e740c272f806413273c0cd7ecfa182cf31d9f8e0a2e37cc6

      SHA512

      e44c0dc38f8d8af74b121b1b70e7ed883e186178898e07af391858dd38340ad5915f8f079679073c8b1d60900d387764f38557e8bc1d02752fde02c596f4704c

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

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-3551809350-4263495960-1443967649-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • memory/1272-31-0x0000000002D10000-0x0000000002D11000-memory.dmp

      Filesize

      4KB

    • memory/1852-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1852-35-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1852-2965-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1852-4114-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2032-18-0x00000000003C0000-0x00000000003FE000-memory.dmp

      Filesize

      248KB

    • memory/2032-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2032-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB