Analysis

  • max time kernel
    113s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2022 05:33

General

  • Target

    新建文件夹/Inet_Download_Manager_v6.37.14_Final/Internet Download Manager/IDMFType64.dll

  • Size

    51KB

  • MD5

    c976ceb4be1daf3a848c11a4adf224ba

  • SHA1

    9ce2b9c6a3cefb6b5be69572c0c30f87322ef145

  • SHA256

    0479dda9f82192a7c8881413f8ca6a220e63a4811efadc497dbefc0f4c290441

  • SHA512

    3cb95b2048f5c62002656fec25c529caa6327481c0351364f1168a88583facf09631a7c20ae2fe125fd8eef422095528acf27183b242a5a36bcce45c4c327cb9

  • SSDEEP

    768:eak1cQ6KfFSF1F2Rcyg1wgRKZMMNbKYk4PHQBpjhXnZwPs0DDYW1MmOdbCk7v:KLwL2Rc7caIbKYrKpdJwPVDRDOlCk7v

Score
3/10

Malware Config

Signatures

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\新建文件夹\Inet_Download_Manager_v6.37.14_Final\Internet Download Manager\IDMFType64.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2708 -s 344
      2⤵
      • Program crash
      PID:4312
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2708 -s 344
      2⤵
      • Program crash
      PID:544
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 408 -p 2708 -ip 2708
    1⤵
      PID:5112

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/4312-132-0x0000000000000000-mapping.dmp