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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 14:49

General

  • Target

    351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.exe

  • Size

    67KB

  • MD5

    367c360837506fdd49baf5a17172410a

  • SHA1

    79b4c47dd5e221e2302036f9ed68aa54d1b84eda

  • SHA256

    351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c

  • SHA512

    cae3bd84e35d3af6367e4b2ff5cc647a1dc5dd0bd09ed248bb2ced35bb78aeb27c277f816e85cb7b712dc0f6706decacb47e11b547138dd9b572257302821cbe

  • SSDEEP

    1536:2vaYzMXqtGNttyeiZnZLYm132kKzs2Irj5hN:2vaY46tGNttyeQLYm132kKzQj5r

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 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
  • 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:1200
      • C:\Users\Admin\AppData\Local\Temp\351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.exe
        "C:\Users\Admin\AppData\Local\Temp\351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.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:1792
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1156
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2360
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aA93A.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1124
          • C:\Users\Admin\AppData\Local\Temp\351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.exe
            "C:\Users\Admin\AppData\Local\Temp\351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.exe"
            4⤵
            • Executes dropped EXE
            PID:2820
        • 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:2372
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2260
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2792
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2896
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2012

    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\$$aA93A.bat

      Filesize

      722B

      MD5

      71f1c3bff22e6c39b8121f129d60fae8

      SHA1

      c04b7bf9083f7497041d5a28e38f0be537e360fc

      SHA256

      28839ecfc6f41bcccf52533cf5a690d998217dafa59ac920f79b72f980bf291f

      SHA512

      a05ec8c7e9a52b1b62c055803904827fe76ddc856c60e544b728951da2d00bc0ceeb7920e8c06acb080f09ab7a98dba067c686cd89923a3d596706bb23ff7498

    • C:\Users\Admin\AppData\Local\Temp\351d00fbbcafe5ad3d7554f8fdd98edf4d38d7f766aa1f3563348e48c362078c.exe.exe

      Filesize

      33KB

      MD5

      97ec61761e1fdfb2f1d4ea4d221a43d1

      SHA1

      d6e1682a8dd967bdffe8c145731fb9ea1d0a3509

      SHA256

      1f3069b596484ffa16181226b07c67ee1cb0f41d191ddde7c02f6bb75336cc52

      SHA512

      7d34cc27dce09e2711d76f39c5f44525937ac15723aaedc303c154223f3ec42e6043374582614cc3067795781a2daf6ea8935f3f3b0a8747fa783cedf36090a9

    • 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-1-5-21-3434294380-2554721341-1919518612-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • memory/1200-31-0x0000000002480000-0x0000000002481000-memory.dmp

      Filesize

      4KB

    • memory/1792-18-0x00000000001C0000-0x00000000001FE000-memory.dmp

      Filesize

      248KB

    • memory/1792-17-0x00000000001C0000-0x00000000001FE000-memory.dmp

      Filesize

      248KB

    • memory/1792-23-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1792-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2372-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2372-35-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2372-2965-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2372-4158-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB