Linux Analysis Report
na.elf

Overview

General Information

Sample name: na.elf
Analysis ID: 1532530
MD5: 47c1880f960e2cfec1cb9f549b97f80f
SHA1: a81ceabdb759369bbc51c7ac2aa3cea33a4111d2
SHA256: 7fc3663937ef15c8305ca908ace1fe214a4c406df610e3395607b6d3a1dff7a8
Tags: elfuser-abuse_ch
Infos:

Detection

Score: 48
Range: 0 - 100
Whitelisted: false

Signatures

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
Multi AV Scanner detection for submitted file
Source: na.elf ReversingLabs: Detection: 60%
Source: na.elf Virustotal: Detection: 48% Perma Link
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: 0x10000
Source: classification engine Classification label: mal48.linELF@0/0@2/0
ELF contains segments with high entropy indicating compressed/encrypted content
Source: na.elf Submission file: segment LOAD with 7.9934 entropy (max. 8.0)
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/na.elf (PID: 5549) Queries kernel information via 'uname': Jump to behavior
Source: na.elf, 5549.1.0000558d6a624000.0000558d6a752000.rw-.sdmp Binary or memory string: U!/etc/qemu-binfmt/arm
Source: na.elf, 5549.1.0000558d6a624000.0000558d6a752000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/arm
Source: na.elf, 5549.1.00007fff24fe1000.00007fff25002000.rw-.sdmp Binary or memory string: /usr/bin/qemu-arm
Source: na.elf, 5549.1.00007fff24fe1000.00007fff25002000.rw-.sdmp Binary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
Source: na.elf, 5549.1.00007fff24fe1000.00007fff25002000.rw-.sdmp Binary or memory string: `x86_64/usr/bin/qemu-arm/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

No Screenshots

⊘No contacted IP infos

Contacted Domains

Name IP Active
daisy.ubuntu.com 162.213.35.25 true