Linux Analysis Report
08QmkdUS4O

Overview

General Information

Sample Name:	08QmkdUS4O
Analysis ID:	680603
MD5:	4c0115c94951a66f3be2d121dd9fae29
SHA1:	831538ed8530f8329ef95394d8876c6a32e80011
SHA256:	48e1d0c82a2abfc1efb94fc2e781249601d900c4cb0a56cf6b4605891feb5514
Tags:	32armelfgafgytMirai
Infos:

Detection

Mirai

Score:	76
Range:	0 - 100
Whitelisted:	false

Signatures

Malicious sample detected (through community Yara rule)

Antivirus / Scanner detection for submitted sample

Yara detected Mirai

Multi AV Scanner detection for submitted file

Opens /proc/net/* files useful for finding connected devices and routers

Yara signature match

Sample contains strings that are user agent strings indicative of HTTP manipulation

Uses the "uname" system call to query kernel version information (possible evasion)

Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)

Detected TCP or UDP traffic on non-standard ports

Classification

Signatures

AV Detection

Antivirus / Scanner detection for submitted sample

Source: 08QmkdUS4O

Avira: detected

Multi AV Scanner detection for submitted file

Source: 08QmkdUS4O	Virustotal: Detection: 62%			Perma Link
Source: 08QmkdUS4O	ReversingLabs: Detection: 61%

Spreading

Opens /proc/net/* files useful for finding connected devices and routers

Source: /tmp/08QmkdUS4O (PID: 6230)

Opens: /proc/net/route

Jump to behavior

Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)

Source: global traffic	TCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443
Source: global traffic	TCP traffic: 192.168.2.23:42516 -> 109.202.202.202:80
Source: global traffic	TCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443

Detected TCP or UDP traffic on non-standard ports

Source: global traffic

TCP traffic: 192.168.2.23:35072 -> 109.206.241.200:29448

Source: unknown	Network traffic detected: HTTP traffic on port 43928 -> 443
Source: unknown	Network traffic detected: HTTP traffic on port 42836 -> 443

Source: unknown	TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
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: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200
Source: unknown	TCP traffic detected without corresponding DNS query: 109.206.241.200

System Summary

Malicious sample detected (through community Yara rule)

Source: 08QmkdUS4O, type: SAMPLE	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: 6233.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: 6232.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: 6230.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: Process Memory Space: 08QmkdUS4O PID: 6230, type: MEMORYSTR	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: Process Memory Space: 08QmkdUS4O PID: 6232, type: MEMORYSTR	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown
Source: Process Memory Space: 08QmkdUS4O PID: 6233, type: MEMORYSTR	Matched rule: Linux_Trojan_Gafgyt_28a2fe0c Author: unknown

Yara signature match

Source: 08QmkdUS4O, 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: 6233.1.00007f1cb8017000.00007f1cb802e000.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: 6232.1.00007f1cb8017000.00007f1cb802e000.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: 6230.1.00007f1cb8017000.00007f1cb802e000.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: 08QmkdUS4O 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: Process Memory Space: 08QmkdUS4O PID: 6232, 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: Process Memory Space: 08QmkdUS4O PID: 6233, 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: mal76.spre.troj.lin@0/0@0/0

Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: /home/firmware/build/temp-armv4l/gcc-core/gcc/config/arm/lib1funcs.asm
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/_memcpy.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/bcopy.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/memcpy.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/memmove.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/memset.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/strcmp.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/string/arm/strlen.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/sysdeps/linux/arm/crt1.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/sysdeps/linux/arm/crti.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/sysdeps/linux/arm/crtn.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/sysdeps/linux/arm/sigrestorer.S
Source: 08QmkdUS4O	ELF static info symbol of initial sample: libc/sysdeps/linux/arm/vfork.S

Uses the "uname" system call to query kernel version information (possible evasion)

Source: /tmp/08QmkdUS4O (PID: 6230)

Queries kernel information via 'uname':

Jump to behavior

Source: 08QmkdUS4O, 6230.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp, 08QmkdUS4O, 6232.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp, 08QmkdUS4O, 6233.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp	Binary or memory string: U!/etc/qemu-binfmt/arm
Source: 08QmkdUS4O, 6230.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp, 08QmkdUS4O, 6232.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp, 08QmkdUS4O, 6233.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp	Binary or memory string: x86_64/usr/bin/qemu-arm/tmp/08QmkdUS4OSUDO_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/08QmkdUS4O
Source: 08QmkdUS4O, 6230.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp, 08QmkdUS4O, 6232.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp, 08QmkdUS4O, 6233.1.000055bbe20ab000.000055bbe21fa000.rw-.sdmp	Binary or memory string: /etc/qemu-binfmt/arm
Source: 08QmkdUS4O, 6230.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp, 08QmkdUS4O, 6232.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp, 08QmkdUS4O, 6233.1.00007fffb3e79000.00007fffb3e9a000.rw-.sdmp	Binary or memory string: /usr/bin/qemu-arm

Stealing of Sensitive Information

Yara detected Mirai

Source: Yara match	File source: 08QmkdUS4O, type: SAMPLE
Source: Yara match	File source: 6233.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY
Source: Yara match	File source: 6232.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY
Source: Yara match	File source: 6230.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY

Sample contains strings that are user agent strings indicative of HTTP manipulation

Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; pl) Opera 11.00
Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; en) Opera 11.00
Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; ja) Opera 11.00
Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; de) Opera 11.01
Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; fr) Opera 11.00
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0
Source: Initial sample	User agent string found: Mozilla/5.0 (iPhone; CPU iPhone OS 8_4 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12H143 Safari/600.1.4
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:41.0) Gecko/20100101 Firefox/41.0
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.101 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11) AppleWebKit/601.1.56 (KHTML, like Gecko) Version/9.0 Safari/601.1.56
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/601.2.7 (KHTML, like Gecko) Version/9.0.1 Safari/601.2.7
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; rv:11.0) like Gecko
Source: Initial sample	User agent string found: Opera/9.80 (Windows NT 5.2; U; ru) Presto/2.5.22 Version/10.51
Source: Initial sample	User agent string found: Opera/9.80 (X11; Linux i686; Ubuntu/14.10) Presto/2.12.388 Version/12.16
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_3) AppleWebKit/537.75.14 (KHTML, like Gecko) Version/7.0.3 Safari/7046A194A
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.94 Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Linux; Android 4.4.3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.89 Mobile Safari/537.36
Source: Initial sample	User agent string found: Mozilla/5.0 (Linux; Android 4.4.3; HTC_0PCV2 Build/KTU84L) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/33.0.0.0 Mobile Safari/537.36
Source: Initial sample	User agent string found: Mozilla/4.0 (compatible; MSIE 8.0; X11; Linux x86_64; pl) Opera 11.00
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:25.0) Gecko/20100101 Firefox/25.0
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:21.0) Gecko/20100101 Firefox/21.0
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:24.0) Gecko/20100101 Firefox/24.0
Source: Initial sample	User agent string found: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10; rv:33.0) Gecko/20100101 Firefox/33.0

Remote Access Functionality

Yara detected Mirai

Source: Yara match	File source: 08QmkdUS4O, type: SAMPLE
Source: Yara match	File source: 6233.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY
Source: Yara match	File source: 6232.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY
Source: Yara match	File source: 6230.1.00007f1cb8017000.00007f1cb802e000.r-x.sdmp, type: MEMORY

Screenshots

No Screenshots

Network Map

No. of IPs < 25%
25% < No. of IPs < 50%
50% < No. of IPs < 75%
75% < No. of IPs

Contacted Public IPs

IP	Domain	Country	ASN	ASN Name	Malicious
109.206.241.200	unknown	Germany	209929	AWMLTNL	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

ID:	680603
Product:	CloudBasic
Start time:	21:43:57
Start date:	08.08.2022
Sample:	08QmkdUS4O
Cookbook:	defaultlinuxfilecookbook.jbs
System description:	Ubuntu Linux 20.04 x64 (Kernel 5.4.0-72, Firefox 91.0, Evince Document Viewer 3.36.10, LibreOffice 6.4.7.2, OpenJDK 11.0.11)
Architecture:	LINUX
MD5:	4c0115c94951a66f3be2d121dd9fae29
SHA1:	831538ed8530f8329ef95394d8876c6a32e80011
SHA256:	48e1d0c82a2abfc1efb94fc2e781249601d900c4cb0a56cf6b4605891feb5514
Filetype:	ELF Executable and Linkable format (generic) (4004/1) 100.00%

Linux Analysis Report
08QmkdUS4O

Overview

General Information

Detection

Signatures

Classification

Signatures

AV Detection

Spreading

Networking

System Summary

Malware Analysis System Evasion

Stealing of Sensitive Information

Remote Access Functionality

Screenshots

Network Map

Contacted Public IPs

Linux Analysis Report 08QmkdUS4O

Overview

General Information

Detection

Signatures

Classification

Signatures

AV Detection

Spreading

Networking

System Summary

Malware Analysis System Evasion

Stealing of Sensitive Information

Remote Access Functionality

Screenshots

Network Map

Contacted Public IPs

Linux Analysis Report
08QmkdUS4O