Are you investigating a specific incident involving this file, or
: Attempts to connect to Command and Control (C2) servers via non-standard ports or encrypted channels to exfiltrate stolen data [2, 4]. GLA_05.rar
: Once the internal file is launched, it performs "process hollowing," injecting malicious code into legitimate system processes like RegAsm.exe or cvtres.exe to remain hidden [5, 7]. Indicators of Compromise (IoCs) Are you investigating a specific incident involving this
: Investigations into similar "GLA" prefixed archives often reveal a single executable or a heavily obfuscated script (such as VBScript or JavaScript) hidden inside. These payloads typically lead to: Agent Tesla : A prominent spyware and password stealer [2]. These payloads typically lead to: Agent Tesla :
: An information stealer targeting credentials and cryptocurrency wallets [1]. Execution Chain :
: The .rar extension indicates a WinRAR compressed archive. This format is often chosen by threat actors to bypass basic email security filters that may block .exe or .zip files more aggressively [3, 5].
: Usually arrives via a "Request for Quotation" (RFQ) or "Payment Advice" phishing email.