Linux Analysis Report
na.elf

Overview

General Information

Sample name: na.elf
Analysis ID: 1532541
MD5: d786a1137be077b33ddc1b35a9b1b056
SHA1: 905d88d7c050676edacb0d1aecdb24a333dfe4aa
SHA256: b7b228cb8cf42a2a52748b49998b654ca1aa771554f1181df24de5c536a7c306
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: 60%
Source: na.elf Virustotal: Detection: 33% 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 7.9928 entropy (max. 8.0)
Source: /tmp/na.elf (PID: 5452) Queries kernel information via 'uname': Jump to behavior
Source: na.elf, 5452.1.00007ffcf20f8000.00007ffcf2119000.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, 5452.1.0000561a6e9ac000.0000561a6ea33000.rw-.sdmp Binary or memory string: V!/etc/qemu-binfmt/mips
Source: na.elf, 5452.1.0000561a6e9ac000.0000561a6ea33000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/mips
Source: na.elf, 5452.1.00007ffcf20f8000.00007ffcf2119000.rw-.sdmp Binary or memory string: /usr/bin/qemu-mips
Source: na.elf, 5452.1.00007ffcf20f8000.00007ffcf2119000.rw-.sdmp Binary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
No contacted IP infos