Extracted

• • Target

    eefb11e7bb1c352d6ba64795e35ce958efa2c9c520621b9209c28e89adac5c0e.exe

  • Size

    12.0MB

  • MD5

    c043e9f857ae66d89c9471e4a4e5a9c3

  • SHA1

    599ca6af0fc22d7c6879063f511aa834d53a951c

  • SHA256

    eefb11e7bb1c352d6ba64795e35ce958efa2c9c520621b9209c28e89adac5c0e

  • SHA512

    5a3be61f0b5a75fc3fdf9eab66555975fb44d2586e7a971b9d8573e7a9e94abd887b091311f1efc52367f62c7af073211978b2ef9d345474a4d36676d233159a

  • SSDEEP

    49152:TSz26GORt1xUI7KnEQsJGtCN5bIfx4f1JTtpZuRQJBQbDW61P067knpfeTkSO2KE:TSk

  Score

  10^/10

  valleyrat_s2backdoordefense_evasiondiscoverypersistenceprivilege_escalationspywarestealertrojan

  • ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

    backdoorvalleyrat_s2

  • Valleyrat_s2 family

    valleyrat_s2

  • Boot or Logon Autostart Execution: Active Setup

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence

  • Checks computer location settings

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

  • Event Triggered Execution: Component Object Model Hijacking

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation

  • Executes dropped EXE

  • 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

    defense_evasiontrojan

  • 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

  behavioral1