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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2025, 02:46

General

  • Target

    c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.exe

  • Size

    1.1MB

  • MD5

    8251bb2b18a80f9596b37e0f0810275f

  • SHA1

    614b54d3770069f279dcb75cfd38d86fee30839d

  • SHA256

    c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a

  • SHA512

    06ce0977957c31f28db4d842615b6c7cd1012f641e12e1813178c4798a3dddc1c5276e47a8c2cedcfba5aa10fd00997a917b83979b687deb4bcf77fb727acf2d

  • SSDEEP

    24576:m3MTXT9T+w6zY8v5a2FZ7WDpk2Kvfd5nP6Wp8zrMBThYBjv:mcZ6zY8/7WDaDvfd5iQ8zoBThojv

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 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3392
      • C:\Users\Admin\AppData\Local\Temp\c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.exe
        "C:\Users\Admin\AppData\Local\Temp\c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.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:4572
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4504
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4548
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a76E5.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:396
          • C:\Users\Admin\AppData\Local\Temp\c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.exe
            "C:\Users\Admin\AppData\Local\Temp\c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.exe"
            4⤵
            • Executes dropped EXE
            PID:4348
        • 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:1520
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4868
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3180
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4296
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4968

    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

      cd74a661390a025788bb8d581b8997fe

      SHA1

      0d8b0ad53ffba3d0ee68e2fb75b20a0cdd46fa79

      SHA256

      5072864ce1a620293be18521b1b13c9c1d0677578c14578e9a097f67d30224a3

      SHA512

      61ae0a82f4e839911d547a2b653d657c143f9d3529206d68bf84492320261c621d936a6b2fa97946e4d56a3c0f91380d4a1ee7c6fa66ad297fdf104d4623dc90

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      c646d99cc49f1d66be90cf4b78a2ada2

      SHA1

      98096072883c22562359ee8fc602e4028dd1095e

      SHA256

      c93aba49a86b7af2659a7cf20033f05e469caf6eb699c385662cafe93f03b64e

      SHA512

      a591e68a4adea138da4c79d012e1c6a32defbfb079d16ce02c7de5ba42ac2a2b312d082a493856ea3981ab3d3ee72235c8b2cded3b5c3803c257d24061e4a8c7

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

      Filesize

      644KB

      MD5

      0eec0543603f7a8ce8e8f5fee478e1d2

      SHA1

      f975d2b0358d8f138bdbaa04e433d85297f29c2f

      SHA256

      636c1c024e59354f13d9bb02fa8f3849112c4557ab790a37146b1c121e597b24

      SHA512

      cbcd9919c79180c43d588c27107dd04c04378da47df03cb27f072ee296e9c23a7690e3196b457dda14bcac96a38617f597c83a47a813a58c813f3affbd6a2a05

    • C:\Users\Admin\AppData\Local\Temp\$$a76E5.bat

      Filesize

      722B

      MD5

      a33c0245f7b81a155a82d2acd0cbe675

      SHA1

      d62bf7feff4abdbf8c218583d31930ee468afdfe

      SHA256

      32eb96d711f4659ca26f8f41f01c6fcdff37a7a4e91ee5bca48791deaf1ee7ec

      SHA512

      d0d3ef62d77fe1e450d19d3fdb9a928b07178ceecec7df782c3fcce916d83035f2e6d5a88fedc5791a5755edce89dab850e83dd498f88bfc48b04d90349fc66e

    • C:\Users\Admin\AppData\Local\Temp\c1b200965a46f955ed36e01b820b80503a16bda448c4663e71e10ef1f589379a.exe.exe

      Filesize

      1.1MB

      MD5

      f012ebe3b9f0c4d18b43076b68295667

      SHA1

      27ce582d305bf5ec574fd7edf39e1300783e9323

      SHA256

      bdff5163ff3787a7a8b6bb3f688e877c5fa10db2ad535bb9765c91e976fbcafe

      SHA512

      06ce3eceb42ca555511f55e85fe79441a4a8c70ad32c36a045560cb8449e44f08bcd9e938e9a11a0360c7363ba2fff4dd92b1a300e21e214a6d273009d8c2463

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      99171473455f287bf3271f2200d81338

      SHA1

      60a188feb436b02bf71167001ed8e553df610534

      SHA256

      97ae3f5a8b3fb129735fcab7e9c48a1711224be57eacb83aaf7284bcb06b888c

      SHA512

      4864ebdf3a8f5f51c5f9cdfd5ac3ea64cb2c7852c62dbfc3375632192ec15dfe3979d2225ceb05a4098539e4023c3f8c8550745164a4d28a850e23ea6e63d41b

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

      Filesize

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

    • F:\$RECYCLE.BIN\S-1-5-21-3442511616-637977696-3186306149-1000\_desktop.ini

      Filesize

      9B

      MD5

      8f7e93ddb13ba90485e607a464d90e13

      SHA1

      cf8017b3bf7648edfeb3ebabc6ec30e0a588bff0

      SHA256

      adaafb82143154ec0c4f4a9ec25824de92a30b708876cc276fae77a83f161ca8

      SHA512

      56ccb7556b9c2563f254f947d63d72d05ffbf7cfaec65ef3f0fb94ae6f95c708c8652002d88af13e5ac35cde6ebb8f2834572392b52a938a1c2e84a063306b78

    • memory/1520-23-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1520-3135-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1520-10-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1520-8779-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4572-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4572-12-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB