Malware and tool entries linked to techniques, groups, and campaigns.
Results are validated against normalized ATT&CK source records when available; sample records are used only in development or empty-data environments.
OilBooster is a downloader written in Microsoft Visual C/C++ that has been used by OilRig since at least 2022 including against target organizations in Israel to download and execute files and for exfiltration.[1]
Olympic Destroyer is malware that was used by Sandworm Team against the 2018 Winter Olympics, held in Pyeongchang, South Korea. The main purpose of the malware was to render infected computer systems inoperable. The malware leverages various native Windows utilities and API calls to carry out its destructive tasks. Olympic Destroyer has worm-like features to spread itself across a computer network in order to maximize its destructive impact.[1][2]
Out1 is a remote access tool written in python and used by MuddyWater since at least 2021.[1]
OutSteel is a file uploader and document stealer developed with the scripting language AutoIT that has been used by Saint Bear since at least March 2021.[1]
OwaAuth is a Web shell and credential stealer deployed to Microsoft Exchange servers that appears to be exclusively used by Threat Group-3390. [1]
P.A.S. Webshell is a publicly available multifunctional PHP webshell in use since at least 2016 that provides remote access and execution on target web servers.[1]
PAKLOG is a keylogger known to be leveraged by Mustang Panda and was first observed utilized in 2024. PAKLOG is deployed via a RAR archive (e.g., key.rar), which contains two files: a signed, legitimate binary (PACLOUD.exe) and the malicious PAKLOG DLL (pa_lang2.dll). The PACLOUD.exe binary is used to side-load the PAKLOG DLL which starts with the keylogger functionality.[1]
PHPsert is a webshell used to execute PHP code that has been in use since at least 2023 against targets in Japan, Singapore, Peru, Taiwan, Iran, Republic of Korea, and the Philippines. PHPsert is not typically deployed as a standalone but integrated into web content such as text editors and content management systems.[1]
PITSTOP is a backdoor that was deployed on compromised Ivanti Connect Secure VPNs during Cutting Edge to enable command execution and file read/write.[1]
PLC-Blaster is a piece of proof-of-concept malware that runs on Siemens S7 PLCs. This worm locates other Siemens S7 PLCs on the network and attempts to infect them. Once this worm has infected its target and attempted to infect other devices on the network, the worm can then run one of many modules. [1] [2]
PLEAD is a remote access tool (RAT) and downloader used by BlackTech in targeted attacks in East Asia including Taiwan, Japan, and Hong Kong.[1][2] PLEAD has also been referred to as TSCookie, though more recent reporting indicates likely separation between the two. PLEAD was observed in use as early as March 2017.[3][2]
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