Linux Analysis Report
mipsel.elf

ID:	1544066
Product:	CloudBasic
Start time:	19:23:12
Start date:	28.10.2024
Sample:	mipsel.elf
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:	b273d21df6a48d1d2d29b1f785f8c25e
SHA1:	c044d8d910ec0a2b2870086f5737dc035dff12b0
SHA256:	46c7f4cb6c058dc810da6b4d5bc970cc52effd1f6d58308d02c18ba51ef1c591
Filetype:	ELF Executable and Linkable format (generic) (4004/1) 100.00%

Name	Type	MD5	SHA1	SHA256

AV Detection

Source: mipsel.elf

ReversingLabs: Detection: 15%

Networking

Source: mipsel.elf, 5495.1.00007f3fb4540000.00007f3fb45a7000.rw-.sdmp	String found in binary or memory: http://.css
Source: mipsel.elf, 5495.1.00007f3fb4540000.00007f3fb45a7000.rw-.sdmp	String found in binary or memory: http://.jpg
Source: mipsel.elf, 5495.1.00007f3fb4540000.00007f3fb45a7000.rw-.sdmp	String found in binary or memory: http://html4/loose.dtd
Source: mipsel.elf	String found in binary or memory: http://upx.sf.net

System Summary

Source: LOAD without section mappings

Program segment: 0x10000

Source: mipsel.elf

Binary or memory string: 'oh.SlNA

Source: classification engine

Classification label: mal52.evad.linELF@0/0@0/0

Data Obfuscation

Source: initial sample	String containing UPX found: $Info: This file is packed with the UPX executable packer http://upx.sf.net $
Source: initial sample	String containing UPX found: $Info: This file is packed with the UPX executable packer http://upx.sf.net $
Source: initial sample	String containing UPX found: $Id: UPX 3.94 Copyright (C) 1996-2017 the UPX Team. All Rights Reserved. $

Hooking and other Techniques for Hiding and Protection

Source: mipsel.elf

Submission file: segment LOAD with 7.8845 entropy (max. 8.0)

Malware Analysis System Evasion

Source: /tmp/mipsel.elf (PID: 5495)

Queries kernel information via 'uname':

Jump to behavior

Source: mipsel.elf, 5495.1.000055d3cdde6000.000055d3ce0e9000.rw-.sdmp	Binary or memory string: /etc/qemu-binfmt/mipsel
Source: mipsel.elf, 5495.1.000055d3cdde6000.000055d3ce0e9000.rw-.sdmp	Binary or memory string: U!/etc/qemu-binfmt/mipsel
Source: mipsel.elf, 5495.1.00007fff430d6000.00007fff430f7000.rw-.sdmp	Binary or memory string: x86_64/usr/bin/qemu-mipsel/tmp/mipsel.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/mipsel.elf
Source: mipsel.elf, 5495.1.00007fff430d6000.00007fff430f7000.rw-.sdmp	Binary or memory string: /usr/bin/qemu-mipsel