Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-07-2024 01:57

General

  • Target

    b5cfc7588f8553af6967c89855fecab74a1bbccb8b53f3390d6a60069a3c7376.dll

  • Size

    76KB

  • MD5

    bc92d31b8e17809d3c58eb38ca68fa28

  • SHA1

    f4027f29baa783fc692cbb981e1db2d4f7e3c422

  • SHA256

    b5cfc7588f8553af6967c89855fecab74a1bbccb8b53f3390d6a60069a3c7376

  • SHA512

    307022c7018af2838205b284ecad0a332b3144890468a1c48a634aaf967d523f468a2e022220404e64226de0a9c184bc0b78dac50883859523469b310981a271

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zj5Uh:c8y93KQjy7G55riF1cMo039w

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5cfc7588f8553af6967c89855fecab74a1bbccb8b53f3390d6a60069a3c7376.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5cfc7588f8553af6967c89855fecab74a1bbccb8b53f3390d6a60069a3c7376.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1680
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 712
        3⤵
        • Program crash
        PID:3712
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1680 -ip 1680
    1⤵
      PID:1672

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1680-0-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/1680-1-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB