Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/08/2023, 12:03

General

  • Target

    7641a0cd8c9ca6c2b07b8baf8cdd6f3d0781feca91f5d099f30b434f875769f3.dll

  • Size

    346KB

  • MD5

    0e53ed31e95b1674746b18590fc38c25

  • SHA1

    213e0dd63bdb61d4b972c8159dd0f0bb382b8503

  • SHA256

    7641a0cd8c9ca6c2b07b8baf8cdd6f3d0781feca91f5d099f30b434f875769f3

  • SHA512

    37cb3078be622106edee5d2b59a2407bc116087bd3fd6c21422ac602256d74b92332d0f6f54a8a0f2e16f11efa17ba6a16a74b0b9a73f8d05830aa75b7fbfdbd

  • SSDEEP

    6144:dbgs70rW4hdQHzUYpA7gVwbbeQNXa0CxDrVUDaI2AV/GMHnQ2pdpvox:6c23ToA8QNqdfU9lGMHQ2Ox

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7641a0cd8c9ca6c2b07b8baf8cdd6f3d0781feca91f5d099f30b434f875769f3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7641a0cd8c9ca6c2b07b8baf8cdd6f3d0781feca91f5d099f30b434f875769f3.dll,#1
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:3760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3760 -s 700
        3⤵
        • Program crash
        PID:1656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3760 -ip 3760
    1⤵
      PID:4804

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3760-0-0x0000000010000000-0x000000001010F000-memory.dmp

      Filesize

      1.1MB

    • memory/3760-1-0x0000000010000000-0x000000001010F000-memory.dmp

      Filesize

      1.1MB