Researchers recently observed that
Memes are nowadays using for fast communication methods to spreading news which is now abused by
Attackers using Steganography to embed the malicious payload inside of the image to bypass the security solutions to compromise vicitms.
Similarly last year, attackers using 2 memes that
Currently observed campaign being delivered via legitimate service, a popular social media service where attackers posted a meme that looks like very benign.
Malware Infection Process
Initially, once users infected by malware which download malicious memes from Twitter account to the victim’s machine
The later moment it communicates with Command & control server from
Also,
Attackers parse the malicious memes from the twitter account where the file posted using a specific pattern.
“<img src=”(.*?):thumb” width=”.*?” height=”.*?”/>”
According to Trend Micro, There where 2 memes were posted which contains a command that helps malware to perform
Following commands used by malware to retrieve the information from the infected machine.
Commands | Description |
Screen capture | |
/processos | Retrieve list of running processes |
/clip | Capture clipboard content |
/username | Retrieve username from infected machine |
/docs | Retrieve filenames from a predefined path such as (desktop, %AppData% etc.) |
Indicators of Compromise
Hashes (SHA-256)
- 003673cf045faf0141b0bd00eff13542a3a62125937ac27b80c9ffd27bb5c722
- 3579d609cf4d0c8b469682eb7ff6c65ec634942fa56d47b666db7aa99a2ee3ef
- 88b06e005ecfab28cfdbcab98381821d7cc82bb140894b7fdc5445a125ce1a8c
- 8cdb574ba6fcaea32717c36b47fec0309fcd5c6d7b0f9a58fc546b74fc42cacd