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Analysis

  • max time kernel
    177s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 13:13

General

  • Target

    9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863.exe

  • Size

    806KB

  • MD5

    6e2f06c8fdae9d00bd597d041aaa543b

  • SHA1

    ac240f7807fbb66d3929c75aed21e81ff183870d

  • SHA256

    9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863

  • SHA512

    2dc6881ea7679908644202c6098ba0de6cf2c76dd5e71586fdd777321522ddec3fe755701423a8b095f41f6aa603c684db7ce498211445244bdf9344631c1308

  • SSDEEP

    12288:GEncCP0UpnIIxU8H3Ek9aL4cLdWJb1AWSWxxLs/JI4s/unEIZUlxOnY7a+I:HcaAIxL3EkyrLdMLMJEdIKxQX1

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Drops file in Drivers directory 2 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 53 IoCs
  • Runs .reg file with regedit 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863.exe
    "C:\Users\Admin\AppData\Local\Temp\9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Drops file in Drivers directory
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Windows\SysWOW64\regedit.exe
      C:\Windows\regedit.exe /S C:\Windows\system32\msscp.reg
      2⤵
      • Runs .reg file with regedit
      PID:4064
    • C:\Users\Admin\AppData\Local\Temp\9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863.exe
      C:\Users\Admin\AppData\Local\Temp\9bccbc83533698ce94d70c7a91a72ebacaa977de0ef9d547cf1ad4b9931c6863.exe
      2⤵
      • Drops file in Drivers directory
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies Internet Explorer start page
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:5044
      • C:\Windows\SysWOW64\regedit.exe
        C:\Windows\regedit.exe /S C:\Windows\system32\msscp.reg
        3⤵
        • Runs .reg file with regedit
        PID:3888

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\System\taobao.ico

    Filesize

    14KB

    MD5

    468fada123f5548ac87e57bae81f6782

    SHA1

    edb8f012c25906e6afd8bf335b495e16c440243d

    SHA256

    091c882bb307d57f2c7c42309e7ba8740130fef8c3ed772b0bc5e5505e37034d

    SHA512

    635ec26c88c2394dd4f2a81b9aea8f429a91adfeb37ae34e51b03f3cf8e503c123c3685938f40cea07d6146e0c7113aadbe62fa528f1f6d8b995e617fd68a4aa

  • C:\WINDOWS\system32\drivers\etc\hosts

    Filesize

    3KB

    MD5

    14a91cd3149b37d08a91031a5086d153

    SHA1

    2dec5c8b2b554cee2def2396b967dc07edcaea39

    SHA256

    38a6dcddebf4c1ff86fe3c9da5fee9098b1b2e716b2a78850cbea230807cc608

    SHA512

    9c3be0e65d49616feb80fb82251f023f3300b2c4ec7f76c5bfee7ad2051a72e782e77f98a21fc4fa1bb16ef1a13afdcd80e398ba33f7af08c31526b83a55713a

  • C:\Windows\SysWOW64\msscp.reg

    Filesize

    336B

    MD5

    45c2ffcb48ade649255bc861d1928963

    SHA1

    4a7042765fab8063c2383fb9cde3a4ece24a0628

    SHA256

    658a998e67711f328b0a8a5dd1ccb6738d0fc0abd0351c71270c4fc4b490fa71

    SHA512

    70cfa5b430e18a589e0d88284d5a79433a3b7351767ccf1500349b8e44ab2a8f3c5dffd86124cccf4b326dac5f93dd3ef7c48873fa58c0b3413eb629ef9c53db

  • C:\Windows\SysWOW64\msscp.reg

    Filesize

    336B

    MD5

    45c2ffcb48ade649255bc861d1928963

    SHA1

    4a7042765fab8063c2383fb9cde3a4ece24a0628

    SHA256

    658a998e67711f328b0a8a5dd1ccb6738d0fc0abd0351c71270c4fc4b490fa71

    SHA512

    70cfa5b430e18a589e0d88284d5a79433a3b7351767ccf1500349b8e44ab2a8f3c5dffd86124cccf4b326dac5f93dd3ef7c48873fa58c0b3413eb629ef9c53db

  • memory/2260-133-0x0000000000400000-0x00000000004DD000-memory.dmp

    Filesize

    884KB

  • memory/2260-141-0x0000000000400000-0x00000000004DD000-memory.dmp

    Filesize

    884KB

  • memory/5044-140-0x0000000000400000-0x00000000004DD000-memory.dmp

    Filesize

    884KB