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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 12:23

General

  • Target

    f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe

  • Size

    666KB

  • MD5

    b1fdb7b2312f381772f5482d9a26f1e6

  • SHA1

    380d0d15dbd1de193bbd24e8f733ddc7e902d606

  • SHA256

    f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275

  • SHA512

    0ecaee1359001e86c57ade7fc3d71aa7d9730c05321a0254dd3db87ab356a43a2f3a577fbf9479df74e6d7fc917a3a39054a7e15574ae4ca6c467c36e4106e1b

  • SSDEEP

    12288:KbDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMf/:KXbs48LeP0P8E6dclWLi26KGOqMwIMn

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • UPX packed file 2 IoCs

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

  • Checks installed software on the system 1 TTPs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
    "C:\Users\Admin\AppData\Local\Temp\f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetWindowsHookEx
    PID:3368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 1996
      2⤵
      • Program crash
      PID:2884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 2532
      2⤵
      • Program crash
      PID:1832
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3368 -ip 3368
    1⤵
      PID:3632
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3368 -ip 3368
      1⤵
        PID:4452

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3368-0-0x0000000000400000-0x00000000005C7000-memory.dmp

        Filesize

        1.8MB

      • memory/3368-9-0x0000000000400000-0x00000000005C7000-memory.dmp

        Filesize

        1.8MB