Software

Dacls is a multi-platform remote access tool used by Lazarus Group since at least December 2019.[1][2]

DanBot is a first-stage remote access Trojan written in C# that has been used by HEXANE since at least 2018.[1]

DarkComet is a Windows remote administration tool and backdoor.[1][2]

DarkGate first emerged in 2018 and has evolved into an initial access and data gathering tool associated with various criminal cyber operations. Written in Delphi and named "DarkGate" by its author, DarkGate is associated with credential theft, cryptomining, cryptotheft, and pre-ransomware actions.[1] DarkGate use increased significantly starting in 2022 and is under active development by its author, who provides it as a Malware-as-a-Service offering.[2]

DarkTortilla is a highly configurable .NET-based crypter that has been possibly active since at least August 2015. DarkTortilla has been used to deliver popular information stealers, RATs, and payloads such as Agent Tesla, AsyncRat, NanoCore, RedLine, Cobalt Strike, and Metasploit.[1]

DarkWatchman is a lightweight JavaScript-based remote access tool (RAT) that avoids file operations; it was first observed in November 2021.[1]

Daserf is a backdoor that has been used to spy on and steal from Japanese, South Korean, Russian, Singaporean, and Chinese victims. Researchers have identified versions written in both Visual C and Delphi. [1] [2]

DealersChoice is a Flash exploitation framework used by APT28. [1]

Dendroid is an Android remote access tool (RAT) primarily targeting Western countries. The RAT was available for purchase for $300 and came bundled with a utility to inject the RAT into legitimate applications.[1]

Denis is a Windows backdoor and Trojan used by APT32. Denis shares several similarities to the SOUNDBITE backdoor and has been used in conjunction with the Goopy backdoor.[1]

Derusbi is malware used by multiple Chinese APT groups.[1][2] Both Windows and Linux variants have been observed.[3]

Desert Scorpion is surveillanceware that has targeted the Middle East, specifically individuals located in Palestine. Desert Scorpion is suspected to have been operated by the threat actor APT-C-23.[1]

There are multiple close variants of Desert Scorpion, such as VAMP[2], GnatSpy[3], FrozenCell and SpyC23, which add some additional functionality but are not significantly different from the original malware.

Diavol is a ransomware variant first observed in June 2021 that is capable of prioritizing file types to encrypt based on a pre-configured list of extensions defined by the attacker. The Diavol Ransomware-as-a Service (RaaS) program is managed by Wizard Spider and it has been observed being deployed by Bazar.[1][2][3][4]

Dipsind is a malware family of backdoors that appear to be used exclusively by PLATINUM. [1]

Disco is a custom implant that has been used by MoustachedBouncer since at least 2020 including in campaigns using targeted malicious content injection for initial access and command and control.[1]

Diskpart is a Windows command-line utility that is used to manage the computer’s drives, which includes disks, partitions, volumes and virtual hard disks.[1]

Adversaries may abuse Diskpart to perform discovery and destructive actions on a system’s storage. For example, adversaries have been observed using Diskpart to conduct Discovery techniques to enumerate disks and volumes to gather information about the host environment, and to execute commands such as `clean all` to remove partition information and overwrite data across disks, resulting in data destruction.[2]

DnsSystem is a .NET based DNS backdoor, which is a customized version of the open source tool DIG.net, that has been used by HEXANE since at least June 2022.[1]

DocSwap is an Android malware first identified in 2025, and attributed to Kimsuky. DocSwap’s name is a combination of its Korean name “문서열람 인증 앱” (Document Viewing Authentication App) and a phishing page masquerading as CoinSwap at the C2 address. Based on DocSwap’s name and Korean-language strings, DocSwap potentially targets mobile device users in South Korea. Several variants of DocSwap exist; one of the latest samples indicates that the adversary added a native decryption function that decrypts an internal APK.[1][2]

Dok is a Trojan application disguised as a .zip file that is able to collect user credentials and install a malicious proxy server to redirect a user's network traffic (i.e. Adversary-in-the-Middle).[1][2][3]

Doki is a backdoor that uses a unique Dogecoin-based Domain Generation Algorithm and was first observed in July 2020. Doki was used in conjunction with the ngrok Mining Botnet in a campaign that targeted Docker servers in cloud platforms. [1]

Donut is an open source framework used to generate position-independent shellcode.[1][2] Donut generated code has been used by multiple threat actors to inject and load malicious payloads into memory.[3]

DoubleAgent is a family of RAT malware dating back to 2013, known to target groups with contentious relationships with the Chinese government.[1]

DownPaper is a backdoor Trojan; its main functionality is to download and run second stage malware. [1]

Downdelph is a first-stage downloader written in Delphi that has been used by APT28 in rare instances between 2013 and 2015. [1]