Analysis

  • max time kernel
    133s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-02-2024 20:35

General

  • Target

    dependencies/vcredist2015_2017_2019_2022_x86.exe

  • Size

    13.2MB

  • MD5

    0d762264d9765e21c15a58edc43f4706

  • SHA1

    64ce52d26d6930f5a110112487239e491ab1b1ee

  • SHA256

    c61cef97487536e766130fa8714dd1b4143f6738bfb71806018eee1b5fe6f057

  • SHA512

    a07dcabb588886c73865c8bde027d16ce9c8c14c480286f5697620c6d47f20727c208704047512e4ba55e9dc64ac7940b31910a7df0d1b7dc5569f37270f0441

  • SSDEEP

    196608:lRjDvJcflpQcIIS/Rj7BWl+aV8t8z72BxBwBgO4CSMNRv8ESutOisJaxP4bFQ1KC:XDRSlptVYmfr7yBG/4bEXtOiHCFQbPlN

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dependencies\vcredist2015_2017_2019_2022_x86.exe
    "C:\Users\Admin\AppData\Local\Temp\dependencies\vcredist2015_2017_2019_2022_x86.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Windows\Temp\{9C208F69-F1E3-4AF5-B02E-AA2FDEEC1608}\.cr\vcredist2015_2017_2019_2022_x86.exe
      "C:\Windows\Temp\{9C208F69-F1E3-4AF5-B02E-AA2FDEEC1608}\.cr\vcredist2015_2017_2019_2022_x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\dependencies\vcredist2015_2017_2019_2022_x86.exe" -burn.filehandle.attached=544 -burn.filehandle.self=548
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:5076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Temp\{6809FED2-602A-49EC-AA3A-DFBD5ED87FE5}\.ba\logo.png

    Filesize

    1KB

    MD5

    d6bd210f227442b3362493d046cea233

    SHA1

    ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

    SHA256

    335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

    SHA512

    464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

  • C:\Windows\Temp\{6809FED2-602A-49EC-AA3A-DFBD5ED87FE5}\.ba\wixstdba.dll

    Filesize

    191KB

    MD5

    eab9caf4277829abdf6223ec1efa0edd

    SHA1

    74862ecf349a9bedd32699f2a7a4e00b4727543d

    SHA256

    a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

    SHA512

    45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

  • C:\Windows\Temp\{9C208F69-F1E3-4AF5-B02E-AA2FDEEC1608}\.cr\vcredist2015_2017_2019_2022_x86.exe

    Filesize

    634KB

    MD5

    f4a0575355c8110fecdf2acbe161c964

    SHA1

    b9482cd6ec6dc673a0163a8d3e833bab24efdcd8

    SHA256

    3ee99421e4582ebc46a23a947fc76149bee1b21538f3fd74d29967a6f517e7f6

    SHA512

    72c1d740736b60a07027384c0aca8fe74c1aea85ffa4bd0cefe0e048f21ad9744b5e75a2f68c44f38517cfbd0e6f87a508722ad113626e74aedc046c81c163c6