Linux Analysis Report
vhsr56PI3r.elf

Overview

General Information

Sample name: vhsr56PI3r.elf
renamed because original name is a hash value
Original sample name: 5853a3bcb813748bca8a06b91e3eff11.elf
Analysis ID: 1545506
MD5: 5853a3bcb813748bca8a06b91e3eff11
SHA1: b15d7d903673035eb54e0bef2e683bdf9b80c20c
SHA256: 16199bda061a5575d9f226981569c9a92b7562babc1e829631e50cbc2eb8cfcf
Tags: 32elfmiraipowerpc
Infos:

Detection

Score: 68
Range: 0 - 100
Whitelisted: false

Signatures

Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
ELF contains segments with high entropy indicating compressed/encrypted content
Enumerates processes within the "proc" file system
Sample contains only a LOAD segment without any section mappings
Sample listens on a socket
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Uses the "uname" system call to query kernel version information (possible evasion)
Yara signature match

Classification

AV Detection
barindex
Antivirus / Scanner detection for submitted sample
Source: vhsr56PI3r.elf Avira: detected
Multi AV Scanner detection for submitted file
Source: vhsr56PI3r.elf ReversingLabs: Detection: 39%
Sample listens on a socket
Source: /tmp/vhsr56PI3r.elf (PID: 6212) Socket: 127.0.0.1:46157 Jump to behavior
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Source: global traffic TCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443
Source: global traffic TCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443
Source: global traffic TCP traffic: 192.168.2.23:42516 -> 109.202.202.202:80
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: unknown TCP traffic detected without corresponding DNS query: 217.32.184.17
Source: vhsr56PI3r.elf String found in binary or memory: http://upx.sf.net
Source: unknown Network traffic detected: HTTP traffic on port 43928 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 42836 -> 443

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 6212.1.00007efe30005000.00007efe3000b000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: Process Memory Space: vhsr56PI3r.elf PID: 6212, type: MEMORYSTR Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Sample contains only a LOAD segment without any section mappings
Source: LOAD without section mappings Program segment: 0x100000
Yara signature match
Source: 6212.1.00007efe30005000.00007efe3000b000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Gafgyt_28a2fe0c os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = a2c6beaec18ca876e8487c11bcc7a29279669588aacb7d3027d8d8df8f5bcead, id = 28a2fe0c-eed5-4c79-81e6-3b11b73a4ebd, last_modified = 2021-09-16
Source: Process Memory Space: vhsr56PI3r.elf PID: 6212, type: MEMORYSTR Matched rule: Linux_Trojan_Gafgyt_28a2fe0c os = linux, severity = x86, creation_date = 2021-01-12, scan_context = file, memory, license = Elastic License v2, threat_name = Linux.Trojan.Gafgyt, fingerprint = a2c6beaec18ca876e8487c11bcc7a29279669588aacb7d3027d8d8df8f5bcead, id = 28a2fe0c-eed5-4c79-81e6-3b11b73a4ebd, last_modified = 2021-09-16
Source: classification engine Classification label: mal68.evad.linELF@0/0@0/0

Data Obfuscation
barindex
Sample is packed with UPX
Source: initial sample String containing UPX found: $Info: This file is packed with the UPX executable packer http://upx.sf.net $
Source: initial sample String containing UPX found: $Info: This file is packed with the UPX executable packer http://upx.sf.net $
Source: initial sample String containing UPX found: $Id: UPX 3.94 Copyright (C) 1996-2017 the UPX Team. All Rights Reserved. $
Enumerates processes within the "proc" file system
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6232/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6231/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6234/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6233/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6236/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6235/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1582/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/3088/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/230/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/110/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/231/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/111/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/232/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1579/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/112/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/233/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1699/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/113/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/234/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1335/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1698/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/114/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/235/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1334/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1576/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/2302/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/115/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/236/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/116/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/237/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/117/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/118/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/910/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/119/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/912/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/10/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/2307/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/11/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/918/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6241/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/12/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6240/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/13/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6243/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/14/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6242/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/15/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6245/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/16/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6244/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/17/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6247/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/18/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6246/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1594/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/120/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/121/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1349/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/122/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/243/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/123/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/2/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/124/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/3/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/4/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/125/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/126/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1344/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1465/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1586/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/127/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/248/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/128/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/249/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1463/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/800/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6238/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/9/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/801/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6237/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6239/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/20/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/21/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/1900/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/22/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/23/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6251/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/24/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/25/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/26/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/27/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/28/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/29/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/491/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/250/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/130/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/251/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/6250/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/252/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/132/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/253/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/254/cmdline Jump to behavior
Source: /tmp/vhsr56PI3r.elf (PID: 6216) File opened: /proc/255/cmdline Jump to behavior
ELF contains segments with high entropy indicating compressed/encrypted content
Source: vhsr56PI3r.elf Submission file: segment LOAD with 7.8998 entropy (max. 8.0)
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/vhsr56PI3r.elf (PID: 6212) Queries kernel information via 'uname': Jump to behavior
Source: vhsr56PI3r.elf, 6212.1.00007ffcbe9f0000.00007ffcbea11000.rw-.sdmp Binary or memory string: x86_64/usr/bin/qemu-ppc/tmp/vhsr56PI3r.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/vhsr56PI3r.elf
Source: vhsr56PI3r.elf, 6212.1.000055c5bcebf000.000055c5bcf6f000.rw-.sdmp Binary or memory string: !/etc/qemu-binfmt/ppc11!hotpluggableq
Source: vhsr56PI3r.elf, 6212.1.000055c5bcebf000.000055c5bcf6f000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/ppc
Source: vhsr56PI3r.elf, 6212.1.00007ffcbe9f0000.00007ffcbea11000.rw-.sdmp Binary or memory string: /usr/bin/qemu-ppc
windows-stand
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
217.32.184.17
 unknown United Kingdom
6871 PLUSNETUKInternetServiceProviderGB false
109.202.202.202
 unknown Switzerland
13030 INIT7CH false
91.189.91.43
 unknown United Kingdom
41231 CANONICAL-ASGB false
91.189.91.42
 unknown United Kingdom
41231 CANONICAL-ASGB false