Analysis

  • max time kernel
    428s
  • max time network
    1156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 17:50

General

  • Target

    _CommonRedist/vcredist_2015-2019_x64.exe

  • Size

    14.3MB

  • MD5

    f0248d477e74687c5619ae16498b13d4

  • SHA1

    9ed4b091148c9b53f66b3f2c69be7e60e74c486a

  • SHA256

    b6c82087a2c443db859fdbeaae7f46244d06c3f2a7f71c35e50358066253de52

  • SHA512

    0c373b06ffe84f3e803831e90f22d7d73304e47a47839db614f63399ff1b7fcf33153bf3d23998877c96d2a75e316291a219fdd12358ca48928526284b802591

  • SSDEEP

    393216:q5lptVYmfr7yBG/4WoI+j6LTinXKSf0fzTDv8:q7pttD7yBG/uljIinXj0fQ

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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_CommonRedist\vcredist_2015-2019_x64.exe
    "C:\Users\Admin\AppData\Local\Temp\_CommonRedist\vcredist_2015-2019_x64.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Windows\Temp\{27501C9C-D235-47CD-A87D-F5A0C1990A6A}\.cr\vcredist_2015-2019_x64.exe
      "C:\Windows\Temp\{27501C9C-D235-47CD-A87D-F5A0C1990A6A}\.cr\vcredist_2015-2019_x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\_CommonRedist\vcredist_2015-2019_x64.exe" -burn.filehandle.attached=536 -burn.filehandle.self=532
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Temp\{27501C9C-D235-47CD-A87D-F5A0C1990A6A}\.cr\vcredist_2015-2019_x64.exe

    Filesize

    632KB

    MD5

    843288fd72a1152b50b4e4b7344bb592

    SHA1

    648416c53721a85666abaf71c6682fcc1da70b48

    SHA256

    82c3e3423e48bafcdd726624eb7fd3e00674e50e4b6acdcac408fe8fae43b022

    SHA512

    04b61bb0a6e748ab78b1037db68bc9ec1745bb3efaca0b8fb6d99e01abbe08a67168cbf3f714b72daf00da26084ec6f6f707c3cd08fa8243023e6924719a4e41

  • C:\Windows\Temp\{76B1158D-EF63-4C14-9AD8-4A308C696DCA}\.ba\logo.png

    Filesize

    1KB

    MD5

    d6bd210f227442b3362493d046cea233

    SHA1

    ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

    SHA256

    335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

    SHA512

    464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

  • C:\Windows\Temp\{76B1158D-EF63-4C14-9AD8-4A308C696DCA}\.ba\wixstdba.dll

    Filesize

    191KB

    MD5

    eab9caf4277829abdf6223ec1efa0edd

    SHA1

    74862ecf349a9bedd32699f2a7a4e00b4727543d

    SHA256

    a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

    SHA512

    45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2