Linux Analysis Report
na.elf

Overview

General Information

Sample name: na.elf
Analysis ID: 1532118
MD5: b7626234beab3cab76a92e3ea37acc9b
SHA1: d77f8eefd3f0359b81a136ba94ae5785c41fc7c3
SHA256: 0f31f2ba7205045826ce577df3a166af429af75b8fba6d4b7346cf37c48e730d
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: 57%
Source: na.elf Virustotal: Detection: 37% Perma Link
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 7.9962 entropy (max. 8.0)
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/na.elf (PID: 5510) Queries kernel information via 'uname': Jump to behavior
Source: na.elf, 5510.1.0000555c381b3000.0000555c382e1000.rw-.sdmp Binary or memory string: 8\U!/etc/qemu-binfmt/arm
Source: na.elf, 5510.1.0000555c381b3000.0000555c382e1000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/arm
Source: na.elf, 5510.1.00007ffd5601c000.00007ffd5603d000.rw-.sdmp Binary or memory string: /usr/bin/qemu-arm
Source: na.elf, 5510.1.00007ffd5601c000.00007ffd5603d000.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
Source: na.elf, 5510.1.00007ffd5601c000.00007ffd5603d000.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