Linux Analysis Report tnMrX1z0d5

ID:	491774
Product:	CloudBasic
Start time:	21:57:12
Start date:	27.09.2021
Sample:	tnMrX1z0d5
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:	aefb7f2cbf6f31f45dd9941a2119a8db
SHA1:	68cd934485efbb8111e1659352058fe7df30691f
SHA256:	ebd86b9c6f47540a7dca11059d36829c7925e8869baf15f32fcc4f90458cee27
Filetype:	ELF Executable and Linkable format (generic) (4004/1) 100.00%

Name	Type	MD5	SHA1	SHA256

AV Detection:

Multi AV Scanner detection for submitted file

Source: tnMrX1z0d5

Virustotal: Detection: 34%

Perma Link

Spreading:

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

Source: /tmp/tnMrX1z0d5 (PID: 5225)

Opens: /proc/net/route

Jump to behavior

Networking:

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

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
Source: global traffic	TCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443

Detected TCP or UDP traffic on non-standard ports

Source: global traffic

TCP traffic: 192.168.2.23:44652 -> 167.114.109.203:6525

Uses HTTPS

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

Connects to IPs without corresponding DNS lookups

Source: unknown	TCP traffic detected without corresponding DNS query: 109.202.202.202
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
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: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 91.189.91.42
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 91.189.91.43
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203
Source: unknown	TCP traffic detected without corresponding DNS query: 167.114.109.203

System Summary:

Sample has stripped symbol table

Source: ELF static info symbol of initial sample

.symtab present: no

Classification label

Source: classification engine

Classification label: mal52.spre.lin@0/0@0/0

Malware Analysis System Evasion:

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

Source: /tmp/tnMrX1z0d5 (PID: 5225)

Queries kernel information via 'uname':

Jump to behavior

May try to detect the virtual machine to hinder analysis (VM artifact strings found in memory)

Source: tnMrX1z0d5, 5225.1.000000004b6d5173.0000000080d1d109.rw-.sdmp	Binary or memory string: /usr/bin/qemu-sh4
Source: tnMrX1z0d5, 5225.1.000000004b6d5173.0000000080d1d109.rw-.sdmp	Binary or memory string: x86_64/usr/bin/qemu-sh4/tmp/tnMrX1z0d5SUDO_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/tnMrX1z0d5
Source: tnMrX1z0d5, 5225.1.00000000666558cc.000000006856112d.rw-.sdmp	Binary or memory string: U5!/etc/qemu-binfmt/sh4
Source: tnMrX1z0d5, 5225.1.00000000666558cc.000000006856112d.rw-.sdmp	Binary or memory string: /etc/qemu-binfmt/sh4