Analysis

  • max time kernel
    92s
  • max time network
    206s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21-04-2024 11:19

General

  • Target

    $TEMP/downloader_easeus/2.0.0/2trial/aliyun/AliyunWrap.dll

  • Size

    482KB

  • MD5

    58968e221f2522d98dbfe7574d0c44aa

  • SHA1

    424b55216f2c832202c01363e013546380f5312a

  • SHA256

    265170e701ec453b13249e7a4e4f401b87fae79442cce77060213ebcd03828c0

  • SHA512

    9bba6ffbec9b6d3de7b530b056098465a54b66494db7e7ca82e8c98802fb5a1cb500f5d505387f2a33fb9a42a533d5838b1125ef14afad11285410652c6f07b5

  • SSDEEP

    12288:YaK0OuDBlYPIj/q9DQsEfExtrlp87pMaIPuboWMlyF0Ps:W9DeuBc/IPu8WMAF0Ps

Score
3/10

Malware Config

Signatures

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\2.0.0\2trial\aliyun\AliyunWrap.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\2.0.0\2trial\aliyun\AliyunWrap.dll,#1
      2⤵
        PID:1420
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 544
          3⤵
          • Program crash
          PID:2212
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1420 -ip 1420
      1⤵
        PID:3024

      Network

      MITRE ATT&CK Matrix

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      Downloads