Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2024, 03:28

General

  • Target
    e0a76e243d884bcfd7c0a9adaea40d54.exe
  • Size 250KB
  • Sample240327-d1hacsbf74
  • SHA256 49e26a2fcc33a0053c6527e5284d21dc018ae58e40a746bf1f4c729d19954112
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks installed software on the system 1 TTPs

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

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 45 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0a76e243d884bcfd7c0a9adaea40d54.exe
    "C:\Users\Admin\AppData\Local\Temp\e0a76e243d884bcfd7c0a9adaea40d54.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3684
    • C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\50fc12d47fe50.exe
      .\50fc12d47fe50.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:3204

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        uninstall.exe

        • Path C:\ProgramData\SaveSale\uninstall.exe
        • Size 48KB
        • SHA256 a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b
        • MD5 SHA1 SHA512 SSDEEP

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 f9f4a08f6080461ef14862500f406b6897dec84e72aa6cfdbc1b82574c014ef5
        • MD5 SHA1 SHA512

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\[email protected]\chrome.manifest
        • Size 116B
        • SHA256 a31b3650258f8b47f3e6d7a1f0056eee0868feed526f679d1464321f4ac01029
        • MD5 SHA1 SHA512

        bg.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\[email protected]\content\bg.js
        • Size 8KB
        • SHA256 d8e4180d69e8d86d989c2c404854c8539481b1c446577589b4b9291199fc3a3f
        • MD5 SHA1 SHA512 SSDEEP

        zy.xul

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\[email protected]\content\zy.xul
        • Size 225B
        • SHA256 1a988531bda079b0e75dc7540cc71c849ccee6ddfb224c994d5326b22e937927
        • MD5 SHA1 SHA512

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\[email protected]\install.rdf
        • Size 705B
        • SHA256 d246f09ef373f8cec0cad86ddddfd0915de6b19f3d6a7a0e30d4f5761fe69d92
        • MD5 SHA1 SHA512

        50fc12d47fe50.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\50fc12d47fe50.exe
        • Size 71KB
        • SHA256 d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22
        • MD5 SHA1 SHA512 SSDEEP

        50fc12d47fe89.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\50fc12d47fe89.dll
        • Size 118KB
        • SHA256 67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470
        • MD5 SHA1 SHA512 SSDEEP

        50fc12d47fe89.tlb

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\50fc12d47fe89.tlb
        • Size 2KB
        • SHA256 0a94d2086eb6ac57ba5ee365d3f6f64f33e7c8d18419f04715460bc04ebddf2d
        • MD5 SHA1 SHA512

        50fc12d47fc5f6.53211319.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\50fc12d47fc5f6.53211319.js
        • Size 4KB
        • SHA256 8c189c5b42983926c5fd34bd70cc53a6cd8a625be8f6e31dc25cca6f334e24ed
        • MD5 SHA1 SHA512 SSDEEP

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\background.html
        • Size 161B
        • SHA256 a1efb99cd1433f2f148afc30cf655d8c9f6cb620cd5409756eed8cfdcc27cb3d
        • MD5 SHA1 SHA512

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\content.js
        • Size 197B
        • SHA256 fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b
        • MD5 SHA1 SHA512

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\lsdb.js
        • Size 559B
        • SHA256 e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704
        • MD5 SHA1 SHA512

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\manifest.json
        • Size 479B
        • SHA256 b1be25ea1fe61baa1146311b38db45e3d96d2839c355b6178aac0e55c98a0eb8
        • MD5 SHA1 SHA512

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\ngeaidajooncfhkfmlfocgngbpelobnm\sqlite.js
        • Size 1KB
        • SHA256 4a1910288bede252b751ffc08474436b77a24233bfcd01af32a7a51eba4ad68b
        • MD5 SHA1 SHA512

        settings.ini

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3BD0.tmp\settings.ini
        • Size 6KB
        • SHA256 23debf441c85046f46dea98abc6393abac3bd8de9c543d48f89f104546e34fd3
        • MD5 SHA1 SHA512 SSDEEP

        UserInfo.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsl3CAC.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
        • MD5 SHA1 SHA512

        nsJSON.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsl3CAC.tmp\nsJSON.dll
        • Size 7KB
        • SHA256 49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384
        • MD5 SHA1 SHA512 SSDEEP

        memory/3204-78-0x0000000074D60000-0x0000000074D6A000-memory.dmp