Extracted

Extracted

Extracted

Extracted

Extracted

• • Target

    2a8fdeac46bf85c132a7fa4966e29b5d597f3e73e960f79b67c1ab628529ba61.bin

  • Size

    938KB

  • MD5

    681c828adf551467a12452194c857f20

  • SHA1

    3558f7572286ae357d97721beb51557a355e200b

  • SHA256

    2a8fdeac46bf85c132a7fa4966e29b5d597f3e73e960f79b67c1ab628529ba61

  • SHA512

    a1582aa960f0d081615cc26a6fe155bf7b7ca34c6aaf894de25703a3820a19eb2067f9f622356ad45831f78602297e29c0e9aec32a62af064f06509257714f77

  • SSDEEP

    24576:mqDEvCTbMWu7rQYlBQcBiT6rprG8aKZL:mTvC/MTQYxsWR7aKZ

  Score

  10^/10

  asyncratgurculummavalleyrat_s2inj3ct0r 711backdoorcollectiondefense_evasiondiscoveryexecutionpersistenceprivilege_escalationratspywarestealerthemidaupx

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat

  • Asyncrat family

    asyncrat

  • Gurcu family

    gurcu

  • Gurcu, WhiteSnake

    Gurcu aka WhiteSnake is a malware stealer written in C#.

    stealergurcu

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    stealerlumma

  • Lumma family

    lumma

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

    backdoorvalleyrat_s2

  • Valleyrat_s2 family

    valleyrat_s2

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

    defense_evasion

  • Blocklisted process makes network request

  • 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

  • Command and Scripting Interpreter: PowerShell

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution

  • Downloads MZ/PE file

  • Sets service image path in registry

    persistence

  • 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.

  • 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

  • Identifies Wine through registry keys

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

    defense_evasion

  • Loads dropped DLL

  • Reads user/profile data of local email clients

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer

  • Reads user/profile data of web browsers

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

    spywarestealer

  • Themida packer

    Detects Themida, an advanced Windows software protection system.

    themida

  • Accesses Microsoft Outlook profiles

    collection

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    spyware

  • Adds Run key to start application

    persistence

  • Checks installed software on the system

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

    discovery

  • Enumerates connected drives

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

  • Looks up external IP address via web service

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Boot or Logon Autostart Execution: Authentication Package

    Suspicious Windows Authentication Registry Modification.

    persistenceprivilege_escalation

  • Drops file in System32 directory

  • Enumerates processes with tasklist

    discovery

  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • Suspicious use of SetThreadContext

  • UPX packed file

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

    upx
  behavioral1