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Analysis

  • max time kernel
    152s
  • max time network
    199s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2022, 06:16

General

  • Target

    07adf47c0c7a35ecfd5e51555f6b66ae7a4d794f88548c43e09a81cae961a8bd.exe

  • Size

    655KB

  • MD5

    50bce9ba70d6529eb7a26ede8d584950

  • SHA1

    3929bc52d33e6182b6f6e99e83949ea84987d1c0

  • SHA256

    07adf47c0c7a35ecfd5e51555f6b66ae7a4d794f88548c43e09a81cae961a8bd

  • SHA512

    ab25cc25fdb4ae227b16278138842b8616cf61e7fe4c72614afcb48f77bfe61ea547b564e25987d8a7896a9968b14909f60d46095d5446594a21504a862db858

  • SSDEEP

    1536:1BQZjlDtdDkM0ncL79l1wUEkWLj3uWHmdmLoys5IJ+I7KyALeoIk0lYUTPj68:eJtdYEf9REkwjjSQs5IUI7GCoI/lLn

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07adf47c0c7a35ecfd5e51555f6b66ae7a4d794f88548c43e09a81cae961a8bd.exe
    "C:\Users\Admin\AppData\Local\Temp\07adf47c0c7a35ecfd5e51555f6b66ae7a4d794f88548c43e09a81cae961a8bd.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Windows\SysWOW64\secprocz.exe
      C:\Windows\SysWOW64\secprocz.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5052
    • C:\Windows\SysWOW64\cmd.exe
      /c C:\Users\Admin\AppData\Local\Temp\~unins3101.bat "C:\Users\Admin\AppData\Local\Temp\07adf47c0c7a35ecfd5e51555f6b66ae7a4d794f88548c43e09a81cae961a8bd.exe"
      2⤵
        PID:176

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~unins3101.bat

      Filesize

      49B

      MD5

      9e0a2f5ab30517809b95a1ff1dd98c53

      SHA1

      5c1eefdf10e67d1e9216e2e3f5e92352d583c9ce

      SHA256

      97ac9fee75a1f7b63b3115e9c4fb9dda80b1caba26d2fb51325670dee261fe32

      SHA512

      e959cc1fd48fb1cccf135a697924c775a3812bab211fc7f9b00c5a9d617261d84c5d6f7cb548774c1e8f46811b06ca39c5603d0e10cbcb7b805f9abbe49b9b42

    • C:\Windows\SysWOW64\secprocz.exe

      Filesize

      173KB

      MD5

      57d736c7e8f4fc9c8d57939586d72373

      SHA1

      1fd48b939b0f3d6912fc587c919047347e2bec8e

      SHA256

      bc820e092cca77b13f1536fb744297e0988f91d366d08a0ed8da96e958523db8

      SHA512

      95fd7bac7a43cdc63c7879fd4355cccbe601beeff23b0597c14b2782ae0d6bfcf200a78521b6c032d2a8c7333347267ab33ad21e4c27298fb83871e071738dd4

    • C:\Windows\SysWOW64\secprocz.exe

      Filesize

      173KB

      MD5

      57d736c7e8f4fc9c8d57939586d72373

      SHA1

      1fd48b939b0f3d6912fc587c919047347e2bec8e

      SHA256

      bc820e092cca77b13f1536fb744297e0988f91d366d08a0ed8da96e958523db8

      SHA512

      95fd7bac7a43cdc63c7879fd4355cccbe601beeff23b0597c14b2782ae0d6bfcf200a78521b6c032d2a8c7333347267ab33ad21e4c27298fb83871e071738dd4

    • memory/2148-137-0x0000000000650000-0x00000000006F9000-memory.dmp

      Filesize

      676KB

    • memory/2148-139-0x00000000006B2000-0x00000000006F8000-memory.dmp

      Filesize

      280KB

    • memory/2148-140-0x0000000000651000-0x00000000006B2000-memory.dmp

      Filesize

      388KB

    • memory/2148-141-0x0000000000030000-0x0000000000040000-memory.dmp

      Filesize

      64KB

    • memory/2148-142-0x0000000000651000-0x00000000006B2000-memory.dmp

      Filesize

      388KB

    • memory/2148-132-0x0000000000030000-0x0000000000040000-memory.dmp

      Filesize

      64KB

    • memory/2148-138-0x0000000000650000-0x00000000006F9000-memory.dmp

      Filesize

      676KB

    • memory/2148-134-0x0000000000650000-0x00000000006F9000-memory.dmp

      Filesize

      676KB

    • memory/2148-133-0x0000000000580000-0x00000000005C7000-memory.dmp

      Filesize

      284KB

    • memory/2148-150-0x0000000000651000-0x00000000006B2000-memory.dmp

      Filesize

      388KB

    • memory/5052-148-0x0000000073800000-0x0000000073DB1000-memory.dmp

      Filesize

      5.7MB

    • memory/5052-149-0x0000000073800000-0x0000000073DB1000-memory.dmp

      Filesize

      5.7MB