ID X0041
Type Dropper
Aliases None
Platforms Windows
Year 2018
Associated ATT&CK Software TEARDROP
# TEARDROP TEARDROP is a memory-only dropper associated with the SolarWinds supply chain compromise. ## ATT&CK Techniques See ATT&CK: [TEARDROP - Techniques Used](https://attack.mitre.org/software/S0560/). ## Enhanced ATT&CK Techniques |Name|Use| |---|---| |[Defense Evasion::Obfuscated Files or Information::Encryption-Standard Algorithm (E1027.m05)](../defense-evasion/obfuscated-files-or-information.md)|Malware decrypts an embedded code buffer using an XOR-based stream cipher. [[1]](#1)| |[Command and Control::Ingress Tool Transfer (E1105)](../command-and-control/ingress-tool-transfer.md)|Malware executes the decrypted, embedded code buffer, which is a Cobalt Strike Remote Access Tool (RAT). [[1]](#1)| ## MBC Behaviors |Name|Use| |---|---| |[Anti-Behavioral Analysis::Capture Evasion::Memory-only Payload (B0036.001)](../anti-behavioral-analysis/capture-evasion.md)|Malware loads its payload into memory. [[1]](#1)| ## References [1] https://www.cisa.gov/uscert/ncas/analysis-reports/ar21-039b/