Linux Analysis Report
na.elf

Overview

General Information

Sample name: na.elf
Analysis ID: 1532521
MD5: 4ff960a7c5eb11fb0e66f77cf61a0dfd
SHA1: fe9a0fca4945b56a9db070a9be4cb459350d3fe5
SHA256: d17b7339b84d216ff4eb6d50a95f6f5520a854c529a4e83e6cd0c374e272eb7e
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
Source: na.elf Avira: detected
Source: na.elf ReversingLabs: Detection: 50%
Source: na.elf Virustotal: Detection: 38% Perma Link
Source: global traffic DNS traffic detected: DNS query: daisy.ubuntu.com
Source: LOAD without section mappings Program segment: 0x100000
Source: classification engine Classification label: mal56.linELF@0/0@2/0
Source: na.elf Submission file: segment LOAD with 7.9787 entropy (max. 8.0)
Source: /tmp/na.elf (PID: 5531) Queries kernel information via 'uname': Jump to behavior
Source: na.elf, 5531.1.00005583fa0e3000.00005583fa16a000.rw-.sdmp Binary or memory string: U!/etc/qemu-binfmt/mips
Source: na.elf, 5531.1.00005583fa0e3000.00005583fa16a000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/mips
Source: na.elf, 5531.1.00007ffebd0c8000.00007ffebd0e9000.rw-.sdmp Binary or memory string: /usr/bin/qemu-mips
Source: na.elf, 5531.1.00007ffebd0c8000.00007ffebd0e9000.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, 5531.1.00007ffebd0c8000.00007ffebd0e9000.rw-.sdmp Binary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
No contacted IP infos