Resubmissions

03/05/2026, 00:31

260503-at1xcadx3m

03/05/2026, 00:23

260503-apy7yshy8w7

General

  • Target
    Visual-C-Runtimes-All-in-One-Dec-2025.zip
  • Size 82.2MB
  • Sample260503-apy7yshy8w
  • SHA256 8dd571b8bd1093a1676cad0295f2660a93084b2d295f00f3e56523588010de09
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Visual-C-Runtimes-All-in-One-Dec-2025.zip
    • Size 82.2MB
    • SHA256 8dd571b8bd1093a1676cad0295f2660a93084b2d295f00f3e56523588010de09
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      install_all.bat
    • Size 1KB
    • SHA256 492ee4c16ac45a5483088583c9caa08252d3a1bb3922dbbec834d61673538f17
    • MD5 SHA1 SHA512 TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks installed software on the system

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

    • Enumerates connected drives

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Target
      vcredist2005_x64.exe
    • Size 3.0MB
    • SHA256 0551a61c85b718e1fa015b0c3e3f4c4eea0637055536c00e7969286b4fa663e0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Loads dropped DLL

    • Adds Run key to start application

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

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

    • Target
      vcredist2005_x86.exe
    • Size 2.6MB
    • SHA256 4ee4da0fe62d5fa1b5e80c6e6d88a4a2f8b3b140c35da51053d0d7b72a381d29
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Loads dropped DLL

    • Adds Run key to start application

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

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

    • Target
      vcredist2008_x64.exe
    • Size 5.0MB
    • SHA256 b811f2c047a3e828517c234bd4aa4883e1ec591d88fad21289ae68a6915a6665
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      vcredist2008_x86.exe
    • Size 4.3MB
    • SHA256 6b3e4c51c6c0e5f68c8a72b497445af3dbf976394cbb62aa23569065c28deeb6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Target
      vcredist2010_x64.exe
    • Size 9.8MB
    • SHA256 cc7ec044218c72a9a15fca2363baed8fc51095ee3b2a7593476771f9eba3d223
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Target
      vcredist2010_x86.exe
    • Size 8.6MB
    • SHA256 67313b3d1bc86e83091e8de22981f14968f1a7fb12eb7ad467754c40cd94cc3d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Target
      vcredist2012_x64.exe
    • Size 6.9MB
    • SHA256 681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      vcredist2012_x86.exe
    • Size 6.3MB
    • SHA256 b924ad8062eaf4e70437c8be50fa612162795ff0839479546ce907ffa8d6e386
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      vcredist2013_x64.exe
    • Size 6.9MB
    • SHA256 a4bba7701e355ae29c403431f871a537897c363e215cafe706615e270984f17c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      vcredist2013_x86.exe
    • Size 6.2MB
    • SHA256 53b605d1100ab0a88b867447bbf9274b5938125024ba01f5105a9e178a3dcdbd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      vcredist2015_2017_2019_2022_x64.exe
    • Size 17.7MB
    • SHA256 8995548dfffcde7c49987029c764355612ba6850ee09a7b6f0fddc85bdc5c280
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      vcredist2015_2017_2019_2022_x86.exe
    • Size 6.6MB
    • SHA256 e7267c1bdf9237c0b4a28cf027c382b97aa909934f84f1c92d3fb9f04173b33e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10

MITRE ATT&CK Enterprise v16

Tasks