Linux Analysis Report 5r63A9I65E

Overview

General Information

Sample Name: 5r63A9I65E
Analysis ID: 533999
MD5: f894b166c4cabe5ae01137334bb2dd1b
SHA1: f1b6746a32f7213086e8a8b7d1623fe9247a4cc0
SHA256: 50a66da8e133d337cb800ad6acb25da6143ec90f5c6411631ede12f42cf9547a
Tags: 32armelfgafgyt
Infos:

Detection

Mirai
Score: 68
Range: 0 - 100
Whitelisted: false

Signatures

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
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

AV Detection:

barindex
Antivirus / Scanner detection for submitted sample
Source: 5r63A9I65E Avira: detected
Multi AV Scanner detection for submitted file
Source: 5r63A9I65E Virustotal: Detection: 62% Perma Link
Source: 5r63A9I65E ReversingLabs: Detection: 62%

Spreading:

barindex
Opens /proc/net/* files useful for finding connected devices and routers
Source: /tmp/5r63A9I65E (PID: 5217) Opens: /proc/net/route Jump to behavior

Networking:

barindex
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: 192.168.2.23:35716 -> 96.8.118.142:888
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: 211.23.119.114
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 185.33.154.51
Source: unknown TCP traffic detected without corresponding DNS query: 185.33.154.51
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: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 219.85.187.41
Source: unknown TCP traffic detected without corresponding DNS query: 219.85.187.41
Source: unknown TCP traffic detected without corresponding DNS query: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 212.143.24.158
Source: unknown TCP traffic detected without corresponding DNS query: 90.117.64.194
Source: unknown TCP traffic detected without corresponding DNS query: 90.117.64.194
Source: unknown TCP traffic detected without corresponding DNS query: 90.117.64.194
Source: unknown TCP traffic detected without corresponding DNS query: 90.117.64.194
Source: unknown TCP traffic detected without corresponding DNS query: 211.23.119.114
Source: unknown TCP traffic detected without corresponding DNS query: 211.23.119.114
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: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown TCP traffic detected without corresponding DNS query: 185.30.43.120
Source: unknown TCP traffic detected without corresponding DNS query: 185.30.43.120
Source: unknown TCP traffic detected without corresponding DNS query: 195.88.180.71
Source: unknown TCP traffic detected without corresponding DNS query: 195.88.180.71
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 61.147.111.173
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: unknown TCP traffic detected without corresponding DNS query: 96.8.118.142
Source: classification engine Classification label: mal68.spre.troj.lin@0/0@0/0

Malware Analysis System Evasion:

barindex
Uses the "uname" system call to query kernel version information (possible evasion)
Source: /tmp/5r63A9I65E (PID: 5217) Queries kernel information via 'uname': Jump to behavior
Source: 5r63A9I65E, 5217.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp, 5r63A9I65E, 5219.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp, 5r63A9I65E, 5220.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp Binary or memory string: ,x86_64/usr/bin/qemu-arm/tmp/5r63A9I65ESUDO_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/5r63A9I65E
Source: 5r63A9I65E, 5217.1.00000000c5d839bd.00000000081860ec.rw-.sdmp, 5r63A9I65E, 5219.1.00000000c5d839bd.00000000081860ec.rw-.sdmp, 5r63A9I65E, 5220.1.00000000c5d839bd.00000000081860ec.rw-.sdmp Binary or memory string: U!/etc/qemu-binfmt/arm
Source: 5r63A9I65E, 5217.1.00000000c5d839bd.00000000081860ec.rw-.sdmp, 5r63A9I65E, 5219.1.00000000c5d839bd.00000000081860ec.rw-.sdmp, 5r63A9I65E, 5220.1.00000000c5d839bd.00000000081860ec.rw-.sdmp Binary or memory string: /etc/qemu-binfmt/arm
Source: 5r63A9I65E, 5217.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp, 5r63A9I65E, 5219.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp, 5r63A9I65E, 5220.1.00000000ef981f16.000000001eec9f6a.rw-.sdmp Binary or memory string: /usr/bin/qemu-arm

Stealing of Sensitive Information:

barindex
Yara detected Mirai
Source: Yara match File source: 5r63A9I65E, type: SAMPLE
Source: Yara match File source: 5217.1.00000000ef6981b8.00000000c7dd2eb0.r-x.sdmp, type: MEMORY
Source: Yara match File source: 5220.1.00000000ef6981b8.00000000c7dd2eb0.r-x.sdmp, type: MEMORY
Source: Yara match File source: 5219.1.00000000ef6981b8.00000000c7dd2eb0.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:

barindex
Yara detected Mirai
Source: Yara match File source: 5r63A9I65E, type: SAMPLE
Source: Yara match File source: 5217.1.00000000ef6981b8.00000000c7dd2eb0.r-x.sdmp, type: MEMORY
Source: Yara match File source: 5220.1.00000000ef6981b8.00000000c7dd2eb0.r-x.sdmp, type: MEMORY
Source: Yara match File source: 5219.1.00000000ef6981b8.00000000c7dd2eb0.r-x.sdmp, type: MEMORY

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
185.33.154.51
 unknown Netherlands
57112 ASN-F2XNL false
195.88.180.71
 unknown Poland
29665 E-PLAN-ASPL false
185.30.43.120
 unknown Russian Federation
49759 SERDI-ASRU false
212.143.24.158
 unknown Israel
1680 NV-ASNCELLCOMltdIL false
96.8.118.142
 unknown United States
36352 AS-COLOCROSSINGUS false
211.23.119.114
 unknown Taiwan; Republic of China (ROC)
3462 HINETDataCommunicationBusinessGroupTW false
90.117.64.194
 unknown France
3215 FranceTelecom-OrangeFR false
61.147.111.173
 unknown China
137697 CHINATELECOM-JIANGSU-YANGZHOU-IDCCHINATELECOMJiangSuYangZ false
109.202.202.202
 unknown Switzerland
13030 INIT7CH false
91.189.91.43
 unknown United Kingdom
41231 CANONICAL-ASGB false
219.85.187.41
 unknown Taiwan; Republic of China (ROC)
18182 SONET-TWSonyNetworkTaiwanLimitedTW false
91.189.91.42
 unknown United Kingdom
41231 CANONICAL-ASGB false