Coinminer.Linux.MALXMR.UWEJR

This Coinminer arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be dropped by other malware.

It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency.

Arrival Details

This Coinminer arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It may be dropped by the following malware:

• Trojan.SH.MINESTARTER.A

Other Details

This Coinminer does the following:

• It accepts the following configuration files:
  • {Coinminer Directory}\config.json
  • {Coinminer Directory}\httpd

It accepts the following parameters:

• -a, --algo=ALGO cryptonight, cryptonight-lite, cryptonight-heavy
• -o, --url=URL URL of mining server
• -O, --userpass=U:P username:password pair for mining server
• -u, --user=USERNAME username for mining server
• -p, --pass=PASSWORD password for mining server
• --rig-id=ID rig identifier for pool-side statistics (needs pool support)
• -t, --threads=N number of miner threads
• -v, --av=N algorithm variation, 0 auto select
• -k, --keepalive send keepalived for prevent timeout (need pool support)
• --nicehash enable nicehash.com support
• --tls enable SSL/TLS support (needs pool support)
• --tls-fingerprint=F pool TLS certificate fingerprint, if set enable strict certificate pinning
• -r, --retries=N number of times to retry before switch to backup server(default: 5)
• -R, --retry-pause=N time to pause between retries (default: 5)
• --cpu-affinity set process affinity to CPU core(s), mask 0x3 for cores0 and 1
• --cpu-priority set process priority (0 idle, 2 normal to 5 highest)
• --no-huge-pages disable huge pages support
• --no-color disable colored output
• --variant algorithm PoW variant
• --donate-level=N donate level, default 5% (5 minutes in 100 minutes)
• --user-agent set custom user-agent string for pool
• -B, --background run the miner in the background
• -c, --config=FILE load a JSON-format configuration file
• -l, --log-file=FILE log all output to a file
• --max-cpu-usage=N maximum CPU usage for automatic threads mode (default 75)
• --safe safe adjust threads and av settings for current CPU
• --asm=ASM ASM code for cn/2, possible values: auto, none, intel, ryzen, bulldozer.
• --print-time=N print hashrate report every N seconds
• --api-worker-id=ID custom worker-id for API
• --api-id=ID custom instance ID for API
• --http-enabled enable HTTP API
• --http-host=HOST bind host for HTTP API (by default 127.0.0.1)
• --http-port=N bind port for HTTP API
• --http-access-token=T access token for HTTP API
• --http-no-restricted enable full remote access to HTTP API (only if access token set)
• --dry-run test configuration and exit
• -h, --help display this help and exit
• -V, --version output version information and exit

It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency. This behavior makes the system run abnormally slow.