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Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06/07/2024, 20:58

General

  • Target

    ucmyqb.dll

  • Size

    12.8MB

  • MD5

    7a484f2b62bebd2b0ce404e36f768af5

  • SHA1

    cbf166ce093f64ba2270b1adede89868ad15ad97

  • SHA256

    89ed84f69d94e9674b45e924350ecc8ab953e7b1ebfcdf9438d24598e52197f2

  • SHA512

    c40a0bcbc5b5001df39f083b253daf0ce65229a2f04c5e927d2f50c3ec5d6874f8f6ee1100a0a621fb49ed5a3938daa4e1d8db377ebd89a430956b9cf0744b14

  • SSDEEP

    196608:frZ46+UTsubfbYzMTpsT+tkfW7qXObEYoMC1o6MiqhmWVAMn/x:frZ4gLbfbNpsCtkfC3K71+i+A

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ucmyqb.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ucmyqb.dll,#1
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2368
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 288
        3⤵
        • Program crash
        PID:2204

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2368-4-0x0000000000180000-0x0000000000181000-memory.dmp

    Filesize

    4KB

  • memory/2368-2-0x0000000000180000-0x0000000000181000-memory.dmp

    Filesize

    4KB

  • memory/2368-0-0x0000000000180000-0x0000000000181000-memory.dmp

    Filesize

    4KB

  • memory/2368-5-0x00000000708D5000-0x0000000070EFE000-memory.dmp

    Filesize

    6.2MB

  • memory/2368-7-0x0000000070410000-0x0000000071C02000-memory.dmp

    Filesize

    23.9MB

  • memory/2368-8-0x00000000708D5000-0x0000000070EFE000-memory.dmp

    Filesize

    6.2MB