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Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2022, 20:17

General

  • Target

    32d72efdd9e2788bea225e149c7fdbcfac07c63eaae6f330bacc2d858fcbe466.exe

  • Size

    311KB

  • MD5

    1805da093d14dce4466aac6574252ee0

  • SHA1

    e4e28ccef363ce2f0dd0e10896191f4c66c04cc1

  • SHA256

    32d72efdd9e2788bea225e149c7fdbcfac07c63eaae6f330bacc2d858fcbe466

  • SHA512

    c3013354131c9a5a56c77d260708dcd8cd5bb7062f7547078685a0743fd0febfe2a4b62fc96a36962a91c7667c9db1cf24baee60c19d86a3ab2a1adb30be4631

  • SSDEEP

    6144:ff1eELPVMcyWzdiGTjj+5oUBl06CoYEcnOkwYKrivp6fyRU:ffDpyWzdTCouqbEBGvp8

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1352
      • C:\Users\Admin\AppData\Local\Temp\32d72efdd9e2788bea225e149c7fdbcfac07c63eaae6f330bacc2d858fcbe466.exe
        "C:\Users\Admin\AppData\Local\Temp\32d72efdd9e2788bea225e149c7fdbcfac07c63eaae6f330bacc2d858fcbe466.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Users\Admin\AppData\Roaming\Uszere\odalcu.exe
          "C:\Users\Admin\AppData\Roaming\Uszere\odalcu.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1604
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp31b8fe91.bat"
          3⤵
          • Deletes itself
          PID:840
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1316
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1228

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp31b8fe91.bat

          Filesize

          307B

          MD5

          08188ed4384b3db671023753e96f60d6

          SHA1

          77b8fb26a4d89c8350ff6c0d1e4e025fcf40aeb4

          SHA256

          862471906ab2fc091c5194a57ddb7a78dacd67f25e015051a121974b01110804

          SHA512

          2cda4f334e1764303e786be51945f6ec74d9d4dc6d93f6aef922fe48b3afe02783d0dcddfda964516e5bab688096a5518855080a656a4765fe7e24838bfc3294

        • C:\Users\Admin\AppData\Roaming\Uszere\odalcu.exe

          Filesize

          311KB

          MD5

          58bfc421286907b0b2acb792fc49f2b4

          SHA1

          0e613297743144a08b533541f4362a1c78ffb06c

          SHA256

          162109fced44052495be6180ca9ca6c10d3f1fc760dbe05e27d1e71f6a55faae

          SHA512

          e1ef5e73515cf2c8c9f02a756fa2998128646e5b4144f31715c6c35aeb4fa5da7d5bcdf86c5df5bca85b14607ac26f25653d5c03beea37daaa54979e1f010c17

        • C:\Users\Admin\AppData\Roaming\Uszere\odalcu.exe

          Filesize

          311KB

          MD5

          58bfc421286907b0b2acb792fc49f2b4

          SHA1

          0e613297743144a08b533541f4362a1c78ffb06c

          SHA256

          162109fced44052495be6180ca9ca6c10d3f1fc760dbe05e27d1e71f6a55faae

          SHA512

          e1ef5e73515cf2c8c9f02a756fa2998128646e5b4144f31715c6c35aeb4fa5da7d5bcdf86c5df5bca85b14607ac26f25653d5c03beea37daaa54979e1f010c17

        • \Users\Admin\AppData\Roaming\Uszere\odalcu.exe

          Filesize

          311KB

          MD5

          58bfc421286907b0b2acb792fc49f2b4

          SHA1

          0e613297743144a08b533541f4362a1c78ffb06c

          SHA256

          162109fced44052495be6180ca9ca6c10d3f1fc760dbe05e27d1e71f6a55faae

          SHA512

          e1ef5e73515cf2c8c9f02a756fa2998128646e5b4144f31715c6c35aeb4fa5da7d5bcdf86c5df5bca85b14607ac26f25653d5c03beea37daaa54979e1f010c17

        • memory/840-94-0x0000000000050000-0x0000000000094000-memory.dmp

          Filesize

          272KB

        • memory/840-97-0x0000000000050000-0x0000000000094000-memory.dmp

          Filesize

          272KB

        • memory/840-105-0x0000000000050000-0x0000000000094000-memory.dmp

          Filesize

          272KB

        • memory/840-98-0x0000000000050000-0x0000000000094000-memory.dmp

          Filesize

          272KB

        • memory/840-96-0x0000000000050000-0x0000000000094000-memory.dmp

          Filesize

          272KB

        • memory/1228-70-0x0000000001BA0000-0x0000000001BE4000-memory.dmp

          Filesize

          272KB

        • memory/1228-68-0x0000000001BA0000-0x0000000001BE4000-memory.dmp

          Filesize

          272KB

        • memory/1228-66-0x0000000001BA0000-0x0000000001BE4000-memory.dmp

          Filesize

          272KB

        • memory/1228-71-0x0000000001BA0000-0x0000000001BE4000-memory.dmp

          Filesize

          272KB

        • memory/1228-69-0x0000000001BA0000-0x0000000001BE4000-memory.dmp

          Filesize

          272KB

        • memory/1316-74-0x0000000001AC0000-0x0000000001B04000-memory.dmp

          Filesize

          272KB

        • memory/1316-75-0x0000000001AC0000-0x0000000001B04000-memory.dmp

          Filesize

          272KB

        • memory/1316-76-0x0000000001AC0000-0x0000000001B04000-memory.dmp

          Filesize

          272KB

        • memory/1316-77-0x0000000001AC0000-0x0000000001B04000-memory.dmp

          Filesize

          272KB

        • memory/1352-83-0x0000000002630000-0x0000000002674000-memory.dmp

          Filesize

          272KB

        • memory/1352-82-0x0000000002630000-0x0000000002674000-memory.dmp

          Filesize

          272KB

        • memory/1352-80-0x0000000002630000-0x0000000002674000-memory.dmp

          Filesize

          272KB

        • memory/1352-81-0x0000000002630000-0x0000000002674000-memory.dmp

          Filesize

          272KB

        • memory/1488-88-0x0000000000110000-0x0000000000154000-memory.dmp

          Filesize

          272KB

        • memory/1488-54-0x0000000000A40000-0x0000000000A90000-memory.dmp

          Filesize

          320KB

        • memory/1488-86-0x0000000000110000-0x0000000000154000-memory.dmp

          Filesize

          272KB

        • memory/1488-87-0x0000000000110000-0x0000000000154000-memory.dmp

          Filesize

          272KB

        • memory/1488-89-0x0000000000110000-0x0000000000154000-memory.dmp

          Filesize

          272KB

        • memory/1488-61-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1488-91-0x0000000000110000-0x0000000000160000-memory.dmp

          Filesize

          320KB

        • memory/1488-102-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1488-56-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1488-55-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

          Filesize

          8KB

        • memory/1488-63-0x0000000000110000-0x0000000000160000-memory.dmp

          Filesize

          320KB

        • memory/1488-57-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1488-100-0x0000000000A40000-0x0000000000A90000-memory.dmp

          Filesize

          320KB

        • memory/1488-101-0x0000000000110000-0x0000000000154000-memory.dmp

          Filesize

          272KB

        • memory/1604-90-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1604-64-0x00000000009F0000-0x0000000000A40000-memory.dmp

          Filesize

          320KB

        • memory/1604-106-0x000000007EF60000-0x000000007EFA4000-memory.dmp

          Filesize

          272KB

        • memory/1604-107-0x00000000009F0000-0x0000000000A40000-memory.dmp

          Filesize

          320KB