Extracted

• • Target
    jaffacakes118_Trojan-Downloader.Win32.Upatre.gxkz.914118adce33096f09f61dc7c4786319
  • Size 2.8MB
  • SHA256 4eb1921f7ff89646d87bc516800b0e6e314ba32eea061e3003eec99bd2d7b393
  • MD5 914118adce33096f09f61dc7c4786319
  • SHA1 21bfd68e49d54c7a9ee14646533e11e45cb3c0e8
  • SHA512 4ed841ad8bd18aa4415456fbd47b3e08f25836127e0d99955012b4bb1cc9153f5e5a26ed898d9288c24eea67c2ee4b05d79e002aa29b9543e254a943717d33e0
  • SSDEEP 49152:UWXRQUHap7dM5mJRbsrJl6D3g929mrgbkBW2Zxk754qGp6bw3Pq:USRQSb0IrJMg929NbkO754qTbw/q
  • TLSH
    T195D52312B610D686C109A17096F7CBB96C177D0E6C456A0FB3E43F6FFA7A32B2821157
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  defense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

  • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    defense_evasion

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Checks BIOS information in registry

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

  • Checks computer location settings

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

  • Creates a file in the Startup directory

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation

  • Executes dropped EXE

  • Identifies Wine through registry keys

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    defense_evasion

  • Adds Run key to start application

    persistence

  • Checks whether UAC is enabled

    defense_evasiontrojan

  • Enumerates connected drives

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

  • Drops file in System32 directory

  • Executes a VBScript file via the Windows Script Host.

    execution

  • Suspicious use of NtSetInformationThreadHideFromDebugger

    defense_evasion
  behavioral1behavioral2