Kevin

S1020

Malware.View on attack.mitre.org

About this malware

Kevin is a backdoor implant written in C++ that has been used by HEXANE since at least June 2020, including in operations against organizations in Tunisia.

Techniques used21

Procedure examples21

TechniqueProcedure example
T1001.001
Junk Data

Kevin can generate a sequence of dummy HTTP C2 requests to obscure traffic.

T1005
Data from Local System

Kevin can upload logs and other data from a compromised host.

T1008
Fallback Channels

Kevin can assign hard-coded fallback domains for C2.

T1016
System Network Configuration Discovery

Kevin can collect the MAC address and other information from a victim machine using `ipconfig/all`.

T1027.013
Encrypted/Encoded File

Kevin has Base64-encoded its configuration file.

T1030
Data Transfer Size Limits

Kevin can exfiltrate data to the C2 server in 27-character chunks.

T1036.003
Rename Legitimate Utilities

Kevin has renamed an image of `cmd.exe` with a random name followed by a `.tmpl` extension.

T1041
Exfiltration Over C2 Channel

Kevin can send data from the victim host through a DNS C2 channel.

T1059.003
Windows Command Shell

Kevin can use a renamed image of `cmd.exe` for execution.

T1070.004
File Deletion

Kevin can delete files created on the victim's machine.

T1071.001
Web Protocols

Variants of Kevin can communicate with C2 over HTTP.

T1071.004
DNS

Variants of Kevin can communicate over DNS through queries to the server for constructed domain names with embedded information.

T1074
Data Staged

Kevin can create directories to store logs and other collected data.

T1082
System Information Discovery

Kevin can enumerate the OS version and hostname of a targeted machine.

T1105
Ingress Tool Transfer

Kevin can download files to the compromised host.

View all 21 procedure examples

Groups that use it1

Campaigns0

None recorded.

References1

  1. Kaspersky Lyceum October 2021 Open source
    Kayal, A. et al. (2021, October). LYCEUM REBORN: COUNTERINTELLIGENCE IN THE MIDDLE EAST. Retrieved June 14, 2022.

Data from MITRE ATT&CK® (Enterprise). ATT&CK® is a registered trademark of The MITRE Corporation.