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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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
  • Drops startup file 2 IoCs
  • Executes dropped EXE 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 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3452
      • 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:3036
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:764
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2816
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA5A6.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3552
          • 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:5028
        • 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:4768
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2152
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4160
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1168
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      34e4b1c3fbe0af431dbfa32a394d538b

      SHA1

      f3244184975b4613fddee62e1df0befe5f1cb023

      SHA256

      cec6257742a6cb48acd9e0c67e5f3dcf31ae37a5a10b21341e017ddf8dfd6bba

      SHA512

      744ecda9422db65edef59ec38a98c757e38f058d5673ffa0d7cc4a1434fa402262f18a98884f33649c9bcae8e334d2453f337a49f6c24effce32b19e1b7e6200

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      1d5981eb84e918e433f083dd445f3578

      SHA1

      b3be9cf4be408f589dcff53a0df8ee5f8add3e15

      SHA256

      be48fbe9c9ee8053fa2370d7c6edeb47e074bdf61686f2e208f9c3f6b7299ebe

      SHA512

      de4d52a73053a693087b5d3e225a67bc9d5164df5fd641c54c7782974b63c2693d88e883c47ab07ba790322439aee1cc48339f22016050b6ac1da3c8f985860f

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      644KB

      MD5

      85f79b883012dd5dc037b06f462adac7

      SHA1

      f12851feae4f0bcf48d0d462f45f2decbf94967a

      SHA256

      b336dfcbf2ef97806dd0f82228a4a803a6bd3ca71c8388dc1da04dff8c359b34

      SHA512

      e2abde81d4f1c7c8dd590b6a92b5035e7ec86bcd71b5509065a15912b633989baa8f1f610552098a77f1d43b7516e6042b190c446193ce26a2173ca17c6ca2f9

    • C:\Users\Admin\AppData\Local\Temp\$$aA5A6.bat

      Filesize

      722B

      MD5

      9e5e78f25036cd0276303dc042f74fe9

      SHA1

      48aac70ec7889dcf65d8d16415114e0ed9f66e6d

      SHA256

      f289abfe0a48b6758dba2eedcf014e0a009f5a8a8f6e7e0699cd55a0881767d9

      SHA512

      572997733bc218f9d4434df7ee097e3c0d83299bcdda3e72b900d678b5740f62f89b26267901e420442904dc25d0abbd7b60695abc41bab5249970df7649794c

    • 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

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

    • F:\$RECYCLE.BIN\S-1-5-21-945322488-2060912225-3527527000-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • memory/3036-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3036-12-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4768-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4768-3080-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4768-9-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4768-8826-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB