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Analysis

  • max time kernel
    82s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/06/2023, 08:16

General

  • Target

    5998a0ebfef8c590b91af758b9874561f38c8af326047deadfeffac899885a1e.dll

  • Size

    2.8MB

  • MD5

    5e3b6d9f431d5aa9381ea3ec786a8512

  • SHA1

    a68890063b75dccf643d265e8e6402542d73f73b

  • SHA256

    5998a0ebfef8c590b91af758b9874561f38c8af326047deadfeffac899885a1e

  • SHA512

    2c2cedec24f0dff23d9d5528c0bd881d09a55303bbeaf582d5cc5a46aed6b0be61e7d80e292db5046fa2a9425d5d22873141e92bd5a9826e3d1558c0de8954ed

  • SSDEEP

    49152:FVXrzKffB41H6HMxV+s8KuqGaX0ToIBAUZLYD:buffB8HiJBAUZL

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\5998a0ebfef8c590b91af758b9874561f38c8af326047deadfeffac899885a1e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5998a0ebfef8c590b91af758b9874561f38c8af326047deadfeffac899885a1e.dll,#1
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1296
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 716
        3⤵
        • Program crash
        PID:3868
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1296 -ip 1296
    1⤵
      PID:4184

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/1296-133-0x00000000020A0000-0x00000000020C7000-memory.dmp

      Filesize

      156KB

    • memory/1296-134-0x00000000020A0000-0x00000000020C7000-memory.dmp

      Filesize

      156KB