Linux Analysis Report
na.elf

Overview

General Information

Sample name: na.elf
Analysis ID: 1528796
MD5: 599d30a7ec6c210bf01e09e2b5fa1fa9
SHA1: 973e4b2d93dacfadca063e8c69a8a049a57cc412
SHA256: 34b6c6241907c842b65c9a691aff7351e54332f9501d85cefa372e609b5e3bfe
Tags: elfuser-abuse_ch
Infos:

Detection

Score: 56
Range: 0 - 100
Whitelisted: false

Signatures

Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
ELF contains segments with high entropy indicating compressed/encrypted content
Sample contains only a LOAD segment without any section mappings
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

AV Detection
barindex
Antivirus / Scanner detection for submitted sample
Source: na.elf Avira: detected
Multi AV Scanner detection for submitted file
Source: na.elf Virustotal: Detection: 52% Perma Link
Source: na.elf ReversingLabs: Detection: 63%
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknown UDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global traffic DNS traffic detected: DNS query: daisy.ubuntu.com
Sample contains only a LOAD segment without any section mappings
Source: LOAD without section mappings Program segment: 0x100000
Source: classification engine Classification label: mal56.linELF@0/0@2/0
ELF contains segments with high entropy indicating compressed/encrypted content
Source: na.elf Submission file: segment LOAD with 7.9927 entropy (max. 8.0)
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/na.elf (PID: 5530) Queries kernel information via 'uname': Jump to behavior
Source: na.elf, 5530.1.00007ffc4ab74000.00007ffc4ab95000.rw-.sdmp Binary or memory string: x86_64/usr/bin/qemu-mips/tmp/na.elfSUDO_USER=saturninoPATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/binDISPLAY=:1.0XAUTHORITY=/run/user/1000/gdm/XauthoritySUDO_UID=1000TERM=xterm-256colorCOLORTERM=truecolorLOGNAME=rootUSER=rootLANG=en_US.UTF-8SUDO_COMMAND=/bin/bashHOME=/rootMAIL=/var/mail/rootSUDO_GID=1000SHELL=/bin/bash/tmp/na.elf
Source: na.elf, 5530.1.000055b9f317c000.000055b9f3203000.rw-.sdmp Binary or memory string: U!/etc/qemu-binfmt/mips
Source: na.elf, 5530.1.000055b9f317c000.000055b9f3203000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/mips
Source: na.elf, 5530.1.00007ffc4ab74000.00007ffc4ab95000.rw-.sdmp Binary or memory string: /usr/bin/qemu-mips
Source: na.elf, 5530.1.00007ffc4ab74000.00007ffc4ab95000.rw-.sdmp Binary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
windows-stand
⊘No contacted IP infos

Contacted Domains

Name IP Active
daisy.ubuntu.com 162.213.35.24 true