IP Address: 95.76.18.1Previously Malicious

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IP Address:
95.76.18.1​
Previously Malicious

This IP address attempted an attack on a machine protected by Guardicore Centra

Threat Information

Role

Attacker

Services Targeted

SSH

Tags

DNS Query Bulk Files Tampering Successful SSH Login HTTP Outgoing Connection Port 22 Scan Log Tampering Download File Access Suspicious Domain Malicious File Download and Allow Execution Successful Login Download and Execute

Connect Back Servers

dl.mrreacher.com nasapaul.com _http._tcp.archive.ubuntu.com archive.ubuntu.com dl.mrraecher.com

91.189.88.152 185.61.137.36 185.11.145.5

Basic Information

IP Address

95.76.18.1

Domain

-

ISP

Liberty Global Operations B.V.

Country

Romania

WHOIS

Created Date

-

Updated Date

-

Organization

-

First seen in Guardicore Centra

2018-05-19

Last seen in Guardicore Centra

2018-05-19

What is Guardicore Centra
Guardicore Centra is a data center and cloud security solution that protects the organization's core assets, using flexible, quickly deployed and easy to understand micro-segmentation controls. Centra generates in-context security incidents, with details on attacker tools and techniques, that help IR teams prioritize incident investigation and reduce dwell time. Learn More

Attack Flow

A user logged in using SSH with the following credentials: root / ****** - Authentication policy: White List

Successful SSH Login

Process /usr/bin/wget attempted to access suspicious domains: dl.mrreacher.com 3 times

DNS Query Access Suspicious Domain Outgoing Connection

Process /usr/bin/wget generated outgoing network traffic to: blazingfast.io:443 and blazingfast.io:80

Outgoing Connection

/root/zinfo.sh was downloaded

Download File

Process /usr/bin/wget generated outgoing network traffic to: blazingfast.io:443

Outgoing Connection

/root/zt.py was downloaded

Download File

A user logged in using SSH with the following credentials: root / ****** - Authentication policy: Correct Password 2 times

Successful SSH Login

Process /usr/bin/wget attempted to access suspicious domains: nasapaul.com 3 times

DNS Query Access Suspicious Domain Outgoing Connection

Process /usr/bin/wget generated outgoing network traffic to: blazingfast.io:80

Outgoing Connection

/root/Nasa.zip was downloaded

Download File

The file /root/Nasa/1 was downloaded and granted execution privileges

Download and Allow Execution

The file /root/Nasa/n was downloaded and granted execution privileges

Download and Allow Execution

The file /root/Nasa/nhdd was downloaded and granted execution privileges

Download and Allow Execution

The file /root/Nasa/port was downloaded and granted execution privileges

Download and Allow Execution

The file /root/Nasa/screen was downloaded and granted execution privileges

Download and Allow Execution

Process /usr/lib/apt/methods/http attempted to access domains: _http._tcp.archive.ubuntu.com and archive.ubuntu.com

DNS Query

Process /usr/lib/apt/methods/http generated outgoing network traffic to: canonical.com:80

Outgoing Connection

The file /usr/share/doc/nano was downloaded and granted execution privileges

Download and Allow Execution

The file /usr/share/doc/nano/examples was downloaded and granted execution privileges

Download and Allow Execution

The file /usr/share/nano was downloaded and granted execution privileges

Download and Allow Execution

The file /bin/nano was downloaded and executed 2 times

Download and Execute

Process /root/Nasa/pscan2 generated outgoing network traffic to: 52.175.0.23:22, 52.175.0.11:22, 52.175.0.75:22, 52.175.0.8:22, 52.175.0.64:22, 52.175.0.38:22, 52.175.0.22:22, 52.175.0.67:22, 52.175.0.88:22, 52.175.0.39:22, 52.175.0.7:22, 52.175.0.80:22, 52.175.0.83:22, 52.175.0.90:22, 52.175.0.20:22, 52.175.0.46:22, 52.175.0.49:22, 52.175.0.16:22, 52.175.0.72:22, 52.175.0.43:22, 52.175.0.63:22, 52.175.0.92:22, 52.175.0.37:22, 52.175.0.71:22, 52.175.0.25:22, 52.175.0.32:22, 52.175.0.52:22, 52.175.0.79:22, 52.175.0.5:22, 52.175.0.19:22, 52.175.0.58:22, 52.175.0.29:22, 52.175.0.86:22, 52.175.0.35:22, 52.175.0.2:22, 52.175.0.95:22, 52.175.0.15:22, 52.175.0.30:22, 52.175.0.40:22, 52.175.0.60:22, 52.175.0.10:22, 52.175.0.77:22, 52.175.0.31:22, 52.175.0.65:22, 52.175.0.89:22, 52.175.0.51:22, 52.175.0.74:22, 52.175.0.84:22, 52.175.0.54:22, 52.175.0.3:22, 52.175.0.94:22, 52.175.0.33:22, 52.175.0.81:22, 52.175.0.47:22, 52.175.0.70:22, 52.175.0.53:22, 52.175.0.44:22, 52.175.0.36:22, 52.175.0.27:22, 52.175.0.56:22, 52.175.0.66:22, 52.175.0.78:22, 52.175.0.85:22, 52.175.0.91:22, 52.175.0.57:22, 52.175.0.6:22, 52.175.0.68:22, 52.175.0.87:22, 52.175.0.55:22, 52.175.0.14:22, 52.175.0.73:22, 52.175.0.42:22, 52.175.0.12:22, 52.175.0.61:22, 52.175.0.76:22, 52.175.0.17:22, 52.175.0.24:22, 52.175.0.41:22, 52.175.0.9:22, 52.175.0.93:22, 52.175.0.62:22, 52.175.0.50:22, 52.175.0.13:22, 52.175.0.21:22, 52.175.0.59:22, 52.175.0.28:22, 52.175.0.69:22, 52.175.0.1:22, 52.175.0.4:22, 52.175.0.45:22, 52.175.0.26:22, 52.175.0.48:22, 52.175.0.82:22, 52.175.0.18:22 and 52.175.0.34:22

Process /root/Nasa/pscan2 scanned port 22 on 95 IP Addresses

Port 22 Scan

The file /root/Nasa/pscan2 was downloaded and executed 2 times

Download and Execute

/root/Nasa/nhdd was identified as malicious by YARA according to rules: Malw Miscelanea Linux, Maldoc Somerules and Crypto Signatures

Malicious File

/root/Nasa/screen was identified as malicious by YARA according to rules: Maldoc Somerules and Toolkit Thor Hacktools

Malicious File

/root/Nasa/pscan2 was identified as malicious by YARA according to rules: Toolkit Thor Hacktools

Malicious File

/root/Nasa.zip was identified as malicious by YARA according to rules: Malw Pe Sections

Malicious File

Process /usr/bin/wget attempted to access suspicious domains: dl.mrraecher.com

DNS Query Access Suspicious Domain

/root/uam was downloaded

Download File

/root/groot.zip was downloaded

Download File

The file /root/groot/1 was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/2 was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/3 was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/anti-blackdor.anti was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/bios.txt was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/clean was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/cleanlist was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/dup.txt was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/eof.txt was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/go was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/mfu.txt was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/motd was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/pass_file was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/random was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/screen was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/update was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/vuln.txt was downloaded and granted execution privileges

Download and Allow Execution

The file /root/groot/vuln1.txt was downloaded and granted execution privileges

Download and Allow Execution

Log File Tampering detected from /bin/bash on the following logs: /var/log/apt/apt.log, /var/log/faillog, /var/log/fsck/checkfs, /var/log/dpkg.log, /var/log/fontconfig.log, /var/log/apt/term.log, /var/log/apt/history.log, /var/log/alternatives.log, /var/log/btmp, /var/log/fsck/checkroot, /var/log/lastlog, /var/log/wtmp, /var/log/bootstrap.log and /var/log/dmesg

Log Tampering

The file /root/groot/class was downloaded and executed 2 times

Download and Execute

Connection was closed due to timeout

/root/groot/update was identified as malicious by YARA according to rules: Malw Miscelanea Linux, Maldoc Somerules and Crypto Signatures

Malicious File

Process /usr/bin/dpkg performed bulk changes in {/} on 141 files

Bulk Files Tampering

Associated Files

/root/Nasa/n

SHA256: 046a09f66630f581d6eaeb734f775f41f1e46238ffe369f6905464fed1531afd

1959 bytes

/root/zt.py

SHA256: ea288d6dace8611fb659948bdfdfbb8e148dde83e930f3e4c185390601033e79

25524 bytes

/root/Nasa/nhdd

SHA256: 43333adf6ba7d876d5574543278616dad40376b1024a01d0f48c04b0ca5f7534

1485768 bytes

/root/zinfo.sh

SHA256: a7cc26c626456826033ef734e480a52f8286d233734546f1e5d4b567ab33c33b

2865 bytes

/root/groot/1

SHA256: 246fcc88606c73771e9ccfed22be1ee97636f65156b1076db2e506e16e732db3

189 bytes

/root/Nasa/screen

SHA256: 2413af510a75ada34716165992a425b35f62ba1478f63746502afd8a8a156b80

249980 bytes

/root/Nasa/pscan2

SHA256: 291cf164abfff4269e84209fe0763bb3295f7fad9d265c6354b8d4494ac5410f

14012 bytes

/root/Nasa.zip

SHA256: dbf70633cde2587ec3cc8c3379c9f4e9af3664ca61cb0fcd58b40288643b304f

821131 bytes

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IP Address: 95.76.18.1​Previously Malicious