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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 14:49

General

  • Target

    fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.exe

  • Size

    131KB

  • MD5

    1360c2dcae85783ffb74d3d836ea845d

  • SHA1

    dae0e7a5dc4cffff8c0db9ad99398e57c16196e0

  • SHA256

    fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826

  • SHA512

    6d53a59e11d1abc56635a95fc112031d277b4feb9c5f81ae59037d4a6acdced6fd5064770acdc7e818100ee89f1446369962ec88ea775fc9a9d3829c46a3cf72

  • SSDEEP

    3072:2HvaY46tGNttyeQLYm1OvgmJAIlwPxX/ZWOFrb:uB46tGdye41xvI+PxBWOFn

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3448
      • C:\Users\Admin\AppData\Local\Temp\fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.exe
        "C:\Users\Admin\AppData\Local\Temp\fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.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:4916
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4628
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:780
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a9FBA.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3460
          • C:\Users\Admin\AppData\Local\Temp\fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.exe
            "C:\Users\Admin\AppData\Local\Temp\fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:2452
        • 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:1748
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3244
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1820
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:984
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3672

    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

      ad49cc293adc3202b706d4f7127d628d

      SHA1

      4660eed68d5c97632885a8bd75890aca547cbee0

      SHA256

      5591244c79a8e0e04bbc4e36e6bf4a55ec59b3d3f4b20d027a668c7f60125dcb

      SHA512

      bf1923dfbcb6657d1c6a2a7d7043f51232ae7e148f02f15bc99f458b60c8a3080a1882c8232f598b259b953f8a8ef019d0fc9268af802e42de216645cd3ad1b0

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      3ef47512091981bb9d1603c421a688d9

      SHA1

      72eba11625662084d535aa4fa2fc4bc86da61fd6

      SHA256

      980fec6a47516939fa753290022964acb7a90e205d0ea14af1d94ca20b37c570

      SHA512

      ac16134d4c065ed8770c8ded8c60a6a142c21fb52a1e7f05f4534a7ff1bae4e27380785231b954b1c6b7f5e91eed18bb81df340912368b264129a82bc76f89f2

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

      Filesize

      644KB

      MD5

      74f614352141ac4f78c3e59955ed2258

      SHA1

      179465d798ce029d20b16601530037ca9d87563f

      SHA256

      e33cff13b2b5307aaa06fc8f6d15ebe31eeb5ac6ad8d12b4b5c877eb34cca70c

      SHA512

      af736346b2a298b653dccc43a44d852001584bc22c5e00cb959246a0544044587e27ae3af6c253bf68b3dbe24a0badbe0bf55784f704d8e2f703afaed49ae6ae

    • C:\Users\Admin\AppData\Local\Temp\$$a9FBA.bat

      Filesize

      722B

      MD5

      17b886c9a459b2b1b8831250cc26bd1f

      SHA1

      f1ea9c71552f5d5110a7c882da60f04bc57e774b

      SHA256

      841fba16c32096ee8627da232b9183998979f349c05c9f371fc65024236fb99e

      SHA512

      83f0cdb76455d01d270c760a0cfc2dbba28a21141707a8c5a2da05275509f86533b055dcb852677642e6058c16dcece7459f1baf5dbbe697874891d0e10b4686

    • C:\Users\Admin\AppData\Local\Temp\fcc382622261d1241dce580cd2a65c4f5c26ce90fe0ce7fbb9635ab760e5b826.exe.exe

      Filesize

      97KB

      MD5

      713a30695b671b6e3b19b7d09f9d8409

      SHA1

      83916537c86d7dc1043c752f195f04fa42813afe

      SHA256

      6b42e2e9822b99f5f13a6d1f639fa64cc93001266ceb7a7d342da1bce84d5c08

      SHA512

      a450c691e0c8d16519b418b366a260360a57e8511c6975f2e3029c41f30a68d83448126c3d57c9fb36b3a44e839d4bbcaa73e0adfe305a71e04def2fd990cbf7

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      bee6df131a9c9bccab2c2e85139f6842

      SHA1

      d7d095b827384b3b5f4e0cf9b8afb543998f1796

      SHA256

      1a8911fd47aa3e98991935402374717b26afeed5d8eb431edcd4625f1a16f962

      SHA512

      2457aa406a3010ce789237d55fa17fc0f5694c847699af8044f21ea935179ffc69056c0c2ba4ba3eee3158c51afb2d11d2c372eca3e1ca77c44545cb74cd4812

    • 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/1748-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1748-3430-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1748-9-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1748-8853-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2452-22-0x0000000000530000-0x0000000000531000-memory.dmp

      Filesize

      4KB

    • memory/2452-16-0x0000000000530000-0x0000000000531000-memory.dmp

      Filesize

      4KB

    • memory/4916-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4916-10-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB