Linux Analysis Report
80SO06dMRV.elf

Overview

General Information

Sample name: 80SO06dMRV.elf
renamed because original name is a hash value
Original sample name: caa9cd99e5c8476af9df276a84d0d7c8.elf
Analysis ID: 1427803
MD5: caa9cd99e5c8476af9df276a84d0d7c8
SHA1: 297ad9a1439c704422962e8258c05a5486978fe8
SHA256: 3b9a170902335984dfef5c60ba8ae09b0fd0944637ceb7999c5f409139cebd47
Tags: 32elfmirairenesas
Infos:

Detection

Score: 56
Range: 0 - 100
Whitelisted: false

Signatures

Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Enumerates processes within the "proc" file system
Found strings indicative of a multi-platform dropper
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Sample has stripped symbol table
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Tries to resolve domain names, but no domain seems valid (expired dropper behavior)
Uses the "uname" system call to query kernel version information (possible evasion)
Yara signature match

Classification

AV Detection
barindex
Multi AV Scanner detection for submitted file
Source: 80SO06dMRV.elf ReversingLabs: Detection: 42%
Source: 80SO06dMRV.elf Virustotal: Detection: 48% Perma Link
Found strings indicative of a multi-platform dropper
Source: 80SO06dMRV.elf String: HTTP/1.1 200 OKtop1hbt.armtop1hbt.arm5top1hbt.arm6top1hbt.arm7top1hbt.mipstop1hbt.mpsltop1hbt.x86_64top1hbt.sh4/proc/proc/%d/cmdlinernetstatwgetcurlbusybox/bin/busybox/proc//proc/%s/exe/proc/self/exevar/Challengeapp/hi3511gmDVRiboxusr/dvr_main _8182T_1108mnt/mtd/app/guivar/Kylinl0 c/udevdanko-app/ankosample _8182T_1104var/tmp/soniahicorestm_hi3511_dvr/usr/lib/systemd/systemd/usr/libexec/openssh/sftp-serverusr/shellmnt/sys/bin/boot/media/srv/var/run/sbin/lib/etc/dev/home/Davincitelnetsshwatchdog/var/spool/var/Sofiasshd/usr/compress/bin//compress/bin/compress/usr/bashhttpdtelnetddropbearropbearencodersystem/root/dvr_gui//root/dvr_app//anko-app//opt/abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/usr/sbin/reboot/usr/bin/reboot/usr/sbin/shutdown/usr/bin/shutdown/usr/sbin/poweroff/usr/bin/poweroff/usr/sbin/halt/usr/bin/halt3f
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
Tries to resolve domain names, but no domain seems valid (expired dropper behavior)
Source: unknown DNS traffic detected: query: cnc.condi.cloud replaycode: Server failure (2)
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: 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: 91.189.91.42
Source: unknown DNS traffic detected: queries for: cnc.condi.cloud
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: 80SO06dMRV.elf, type: SAMPLE Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: 6230.1.00007f80b4400000.00007f80b4410000.r-x.sdmp, type: MEMORY Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: Process Memory Space: 80SO06dMRV.elf PID: 6230, type: MEMORYSTR Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Source: Initial sample String containing 'busybox' found: busybox
Source: Initial sample String containing 'busybox' found: /bin/busybox
Source: Initial sample String containing 'busybox' found: HTTP/1.1 200 OKtop1hbt.armtop1hbt.arm5top1hbt.arm6top1hbt.arm7top1hbt.mipstop1hbt.mpsltop1hbt.x86_64top1hbt.sh4/proc/proc/%d/cmdlinernetstatwgetcurlbusybox/bin/busybox/proc//proc/%s/exe/proc/self/exevar/Challengeapp/hi3511gmDVRiboxusr/dvr_main _8182T_1108mnt/mtd/app/guivar/Kylinl0 c/udevdanko-app/ankosample _8182T_1104var/tmp/soniahicorestm_hi3511_dvr/usr/lib/systemd/systemd/usr/libexec/openssh/sftp-serverusr/shellmnt/sys/bin/boot/media/srv/var/run/sbin/lib/etc/dev/home/Davincitelnetsshwatchdog/var/spool/var/Sofiasshd/usr/compress/bin//compress/bin/compress/usr/bashhttpdtelnetddropbearropbearencodersystem/root/dvr_gui//root/dvr_app//anko-app//opt/abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/usr/sbin/reboot/usr/bin/reboot/usr/sbin/shutdown/usr/bin/shutdown/usr/sbin/poweroff/usr/bin/poweroff/usr/sbin/halt/usr/bin/halt3f
Sample has stripped symbol table
Source: ELF static info symbol of initial sample .symtab present: no
Yara signature match
Source: 80SO06dMRV.elf, type: SAMPLE 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: 6230.1.00007f80b4400000.00007f80b4410000.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: 80SO06dMRV.elf PID: 6230, 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: mal56.linELF@0/1025@110/0
Enumerates processes within the "proc" file system
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/6232/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1582/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/3088/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/230/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/110/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/231/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/111/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/232/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1579/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/112/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/233/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1699/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/113/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/234/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1335/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1698/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/114/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/235/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1334/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1576/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/2302/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/115/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/236/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/116/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/237/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/117/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/118/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/910/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/119/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/912/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/10/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/2307/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/11/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/918/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/12/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/13/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/14/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/15/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/16/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/17/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/18/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1594/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/120/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/121/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1349/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/122/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/243/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/123/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/2/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/124/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/3/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/4/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/125/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/126/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1344/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1465/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1586/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/127/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/6/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/248/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/128/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/249/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1463/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/800/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/9/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/801/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/20/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/21/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1900/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/22/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/23/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/24/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/25/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/26/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/27/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/28/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/29/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/491/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/250/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/130/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/251/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/252/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/132/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/253/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/254/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/255/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/256/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1599/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/257/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1477/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/379/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/258/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1476/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/259/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1475/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/936/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/30/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/4504/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/2208/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/35/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1809/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/1494/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/260/cmdline Jump to behavior
Source: /tmp/80SO06dMRV.elf (PID: 6234) File opened: /proc/261/cmdline Jump to behavior
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/80SO06dMRV.elf (PID: 6230) Queries kernel information via 'uname': Jump to behavior
Source: 80SO06dMRV.elf, 6230.1.00005649c3a29000.00005649c3ab2000.rw-.sdmp Binary or memory string: IV5!/etc/qemu-binfmt/sh4
Source: 80SO06dMRV.elf, 6230.1.00007fff5fe44000.00007fff5fe65000.rw-.sdmp Binary or memory string: x86_64/usr/bin/qemu-sh4/tmp/80SO06dMRV.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/80SO06dMRV.elf
Source: 80SO06dMRV.elf, 6230.1.00007fff5fe44000.00007fff5fe65000.rw-.sdmp Binary or memory string: /usr/bin/qemu-sh4
Source: 80SO06dMRV.elf, 6230.1.00005649c3a29000.00005649c3ab2000.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/sh4

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
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
cnc.condi.cloud unknown unknown