Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 21:18

General

  • Target

    $TEMP/downloader_easeus/1.0.0/17trial/aliyun/AliyunWrap.dll

  • Size

    789KB

  • MD5

    faa5bfe41fa009ebfdeda7eead76b89e

  • SHA1

    4799b258e68a51992ba45349590a4c62d5cc17b7

  • SHA256

    ed406ef69809cd4ffca6381aa84c3bcb20819bee8844fb619312bdd80d1499a0

  • SHA512

    dbb941c8a22b16384efb9e05db087497babbf3c4d8a08baf22e3958cc59b38b2d5f44d977acb295aaba54f4bf62d1a9d8a0188a843b75f5876d0e1bde7e68137

  • SSDEEP

    12288:LaK0OuDBlYPIj/q9DQsEfExtrlp87pMaIPuboWMlyF0PaC4ZYI:Z9DeuBc/IPu8WMAF0PaCWYI

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\1.0.0\17trial\aliyun\AliyunWrap.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\1.0.0\17trial\aliyun\AliyunWrap.dll,#1
      2⤵
        PID:324
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 324 -s 672
          3⤵
          • Program crash
          PID:1848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 324 -ip 324
      1⤵
        PID:232

      Network

      MITRE ATT&CK Matrix

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      Downloads