Linux Analysis Report
aisuru.arm7.elf

Overview

General Information

Sample name: aisuru.arm7.elf
Analysis ID: 1502208
MD5: 13a9e04e0e8083d2b54c19bc582e736a
SHA1: 2f0005f3258f7dbd3583419e2b97f2627035fe93
SHA256: e86956084419c7335c5e530e6bff041657c6cbafe1dae8ae9d21d361f10c9491
Tags: aisuruelf
Infos:

Detection

Score: 52
Range: 0 - 100
Whitelisted: false

Signatures

Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Detected TCP or UDP traffic on non-standard ports
Enumerates processes within the "proc" file system
Sample has stripped symbol table
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)

Classification

AV Detection
barindex
Multi AV Scanner detection for submitted file
Source: aisuru.arm7.elf ReversingLabs: Detection: 13%
Source: aisuru.arm7.elf Virustotal: Detection: 13% Perma Link

Networking
barindex
Performs DNS queries to domains with low reputation
Source: DNS query: b.sexforfun.xyz
Detected TCP or UDP traffic on non-standard ports
Source: global traffic TCP traffic: 192.168.2.23:58072 -> 139.162.84.81:2348
Sample listens on a socket
Source: /tmp/aisuru.arm7.elf (PID: 6263) Socket: 127.0.0.1:2174 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: 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: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: global traffic DNS traffic detected: DNS query: b.sexforfun.xyz
Source: unknown Network traffic detected: HTTP traffic on port 43928 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 42836 -> 443
Sample has stripped symbol table
Source: ELF static info symbol of initial sample .symtab present: no
Source: classification engine Classification label: mal52.troj.linELF@0/304@1/0
Enumerates processes within the "proc" file system
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1582/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1582/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/3088/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/3088/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/230/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/230/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/110/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/110/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/231/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/231/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/111/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/111/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/232/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/232/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1579/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1579/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/112/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/112/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/233/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/233/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1699/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1699/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/113/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/113/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/234/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/234/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1335/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1335/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1698/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1698/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/114/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/114/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/235/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/235/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1334/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1334/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1576/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1576/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2302/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2302/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/115/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/115/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/236/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/236/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/116/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/116/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/237/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/237/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/117/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/117/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/118/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/118/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/910/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/910/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/119/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/119/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6347/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6347/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/912/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/912/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/10/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/10/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2307/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2307/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/11/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/11/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/918/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/918/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/12/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/12/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/13/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/13/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/14/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/14/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/15/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/15/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/16/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/16/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6244/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6244/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/17/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/17/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/18/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/18/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6246/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/6246/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1594/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1594/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/120/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/120/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/121/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/121/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1349/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1349/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/1/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/122/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/122/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/243/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/243/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/123/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/123/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/2/cmdline Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/124/maps Jump to behavior
Source: /tmp/aisuru.arm7.elf (PID: 6285) File opened: /proc/124/cmdline Jump to behavior
Source: submitted sample Stderr: Segmentation fault: exit code = 0
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/aisuru.arm7.elf (PID: 6261) Queries kernel information via 'uname': Jump to behavior
Source: aisuru.arm7.elf, 6261.1.000055f91221d000.000055f91236b000.rw-.sdmp Binary or memory string: U!/etc/qemu-binfmt/arm
Source: aisuru.arm7.elf, 6261.1.000055f91221d000.000055f91236b000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/arm
Source: aisuru.arm7.elf, 6261.1.00007ffe377b0000.00007ffe377d1000.rw-.sdmp Binary or memory string: /usr/bin/qemu-arm
Source: aisuru.arm7.elf, 6261.1.00007ffe377b0000.00007ffe377d1000.rw-.sdmp Binary or memory string: x86_64/usr/bin/qemu-arm/tmp/aisuru.arm7.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/aisuru.arm7.elf

No Screenshots

  • 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
139.162.84.81
 unknown Netherlands
63949 LINODE-APLinodeLLCUS 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

Contacted Domains

Name IP Active
b.sexforfun.xyz 194.190.152.176 true