Analysis

  • max time kernel
    149s
  • max time network
    155s
  • 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, 03:30

General

  • Target
    e0a8324d02e76ec567996ddaee9b2fac.exe
  • Size 250KB
  • Sample240327-d2pe3abf97
  • SHA256 9a237a714cfce5ad98b39ca3ddc77db676337167fc71ba4535d5aa814983d441
  • 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\e0a8324d02e76ec567996ddaee9b2fac.exe
    "C:\Users\Admin\AppData\Local\Temp\e0a8324d02e76ec567996ddaee9b2fac.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\50f722b82157b.exe
      .\50f722b82157b.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2008

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        uninstall.exe

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

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 74754fa01a2eb531cd4b2bab3f8ee683cfd97740d495e3d3c919b78514d878ec
        • MD5 SHA1 SHA512

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\[email protected]\chrome.manifest
        • Size 116B
        • SHA256 3c51ad6825499e2bf0e713b651d4d5a4b36e82a309df22c8c86676d75b5620b5
        • MD5 SHA1 SHA512

        bg.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\[email protected]\content\bg.js
        • Size 8KB
        • SHA256 e0dd1167287aeca950a3ac35e86070821025d57042101a92b21d656bb9c615ca
        • MD5 SHA1 SHA512 SSDEEP

        zy.xul

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\[email protected]\content\zy.xul
        • Size 225B
        • SHA256 b08e3049057002aa2f74c302745d1e909a9357e3b1dc2cfae4ae8a3c2a563548
        • MD5 SHA1 SHA512

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\[email protected]\install.rdf
        • Size 700B
        • SHA256 a77de185b82dee259c6a61a809dafb044edff7c95348d345a73fabb5e4e0664c
        • MD5 SHA1 SHA512

        50f722b82157b.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\50f722b82157b.exe
        • Size 71KB
        • SHA256 d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22
        • MD5 SHA1 SHA512 SSDEEP

        50f722b8215b4.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\50f722b8215b4.dll
        • Size 116KB
        • SHA256 0648d564b30e13a0819f28e00a9af39a6686a4d29ccd265c7d81548e4fe0f67e
        • MD5 SHA1 SHA512 SSDEEP

        50f722b8215b4.tlb

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\50f722b8215b4.tlb
        • Size 2KB
        • SHA256 bd3d85c0136a66b2af79d4d91c1c5700c8931937b7e554d5ece946760ef4a99c
        • MD5 SHA1 SHA512

        50f722b82137e9.84185635.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\50f722b82137e9.84185635.js
        • Size 4KB
        • SHA256 a057c283eb159c007fe4a9ea22326c3fceb744efcc2afcec3e761a0a4cc6fda4
        • MD5 SHA1 SHA512 SSDEEP

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\background.html
        • Size 161B
        • SHA256 f1d69e47e4226349525ad61253776f856f85400655af2c514c07785157712f7a
        • MD5 SHA1 SHA512

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\content.js
        • Size 197B
        • SHA256 fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b
        • MD5 SHA1 SHA512

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\lsdb.js
        • Size 559B
        • SHA256 e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704
        • MD5 SHA1 SHA512

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\manifest.json
        • Size 475B
        • SHA256 5ac43caaa60d48d2c5bc8059dc845eb344b31c088207c8da714f7a36d500c69e
        • MD5 SHA1 SHA512

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\jpgnplhamnkbidjiaphhbagabiigipap\sqlite.js
        • Size 1KB
        • SHA256 b58f7a70cc01db031c692a83b3c3ca70d69b6f6943274b47568e00679e98736d
        • MD5 SHA1 SHA512

        settings.ini

        • Path C:\Users\Admin\AppData\Local\Temp\7zS6801.tmp\settings.ini
        • Size 6KB
        • SHA256 78f7dadc9db5b8207cd26f54a47e12c167da891c2795a3eba8c616ebac28ed96
        • MD5 SHA1 SHA512 SSDEEP

        UserInfo.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsh9878.tmp\UserInfo.dll
        • Size 4KB
        • SHA256 564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
        • MD5 SHA1 SHA512

        nsJSON.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsh9878.tmp\nsJSON.dll
        • Size 7KB
        • SHA256 49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384
        • MD5 SHA1 SHA512 SSDEEP

        memory/2008-78-0x0000000074AA0000-0x0000000074AAA000-memory.dmp