Overview

overview

8

Static

static

8

Firefox Installer.exe

windows7-x64

8

Firefox Installer.exe

windows10-2004-x64

8

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General

  • Target

    Firefox Installer.exe

  • Size

    343KB

  • Sample

    221027-3l8lfaeae2

  • MD5

    7f3d2761da38f9800f13c667982e8162

  • SHA1

    976215f19aa718af0d6e2f858308d1269439cd68

  • SHA256

    5fb07e12780a0f1d9aee1e687c123fb4ed95c53b51fb232ecc344e960854b4c8

  • SHA512

    93f6704424144bbc86a2158ab8496d812e0be79a9d8fe31ca03f07aaea416e8ccf4b59172439a6820c543f134d2dc3ff8602c076bce9c6a6475839b854ba7f2b

  • SSDEEP

    6144:haVWdyzOxeA1DfdwX3MmIOTZfAJZTg8rK1O48/exPUjhWj6rM9nZZIufyTvzMZQZ:hMROxdDfOnMmXVfk7KNUjhWj6Y9ZZIui

Score
8/10
discoveryevasionpersistencespywarestealertrojanupx

Malware Config

Targets

    • Target

      Firefox Installer.exe

    • Size

      343KB

    • MD5

      7f3d2761da38f9800f13c667982e8162

    • SHA1

      976215f19aa718af0d6e2f858308d1269439cd68

    • SHA256

      5fb07e12780a0f1d9aee1e687c123fb4ed95c53b51fb232ecc344e960854b4c8

    • SHA512

      93f6704424144bbc86a2158ab8496d812e0be79a9d8fe31ca03f07aaea416e8ccf4b59172439a6820c543f134d2dc3ff8602c076bce9c6a6475839b854ba7f2b

    • SSDEEP

      6144:haVWdyzOxeA1DfdwX3MmIOTZfAJZTg8rK1O48/exPUjhWj6rM9nZZIufyTvzMZQZ:hMROxdDfOnMmXVfk7KNUjhWj6Y9ZZIui

    Score
    8/10
    discoveryevasionspywarestealertrojanupxpersistence

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Registers COM server for autorun

      persistence

    • UPX packed file

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

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Checks installed software on the system

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

      discovery

    • Checks whether UAC is enabled

      evasiontrojan
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks