Analysis Overview
SHA256
9f5458eef617aa4eb1864b3e2aaf2f024347b7d49ea03b06ba1ca983463e6fdd
Threat Level: Known bad
The file na.elf was found to be: Known bad.
Malicious Activity Summary
Prometei
Prometei_elf family
Deletes itself
Modifies hosts file
Write file to user bin folder
Enumerates running processes
Modifies systemd
UPX packed file
Reads CPU attributes
Enumerates kernel/hardware configuration
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-21 13:14
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-21 13:14
Reported
2025-02-21 13:16
Platform
ubuntu2404-amd64-20240523-en
Max time kernel
6s
Max time network
129s
Command Line
Signatures
Prometei
Prometei_elf family
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | /tmp/na.elf | N/A |
Modifies hosts file
| Description | Indicator | Process | Target |
| File opened for modification | /etc/hosts | /tmp/na.elf | N/A |
Enumerates running processes
Modifies systemd
| Description | Indicator | Process | Target |
| File opened for modification | /lib/systemd/system/uplugplay.service | /tmp/na.elf | N/A |
Write file to user bin folder
| Description | Indicator | Process | Target |
| File opened for modification | /usr/sbin/uplugplay | /tmp/na.elf | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads CPU attributes
| Description | Indicator | Process | Target |
| File opened for reading | /sys/devices/system/cpu/possible | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/cpu/possible | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/cpu/possible | /usr/bin/pgrep | N/A |
Enumerates kernel/hardware configuration
| Description | Indicator | Process | Target |
| File opened for reading | /sys/devices/system/node | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/node | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/node | /usr/bin/pgrep | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/790/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/824/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1954/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/35/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2185/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/70/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1695/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1954/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/22/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/592/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1125/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/24/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1906/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2250/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1954/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/35/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/systemctl | N/A |
| File opened for reading | /proc/4/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1122/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/38/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/10/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/46/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/785/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/3/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/17/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/33/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/48/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/772/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1798/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/10/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/789/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2156/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1939/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/764/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1690/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/47/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1124/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1074/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/790/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/45/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1999/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2480/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/54/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2477/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1124/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2488/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/41/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1069/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2012/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1053/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1897/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1960/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2418/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/194/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/129/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/33/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1124/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1951/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/25/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/418/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1959/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1940/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/592/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/790/cgroup | /usr/bin/pgrep | N/A |
Processes
/tmp/na.elf
[/tmp/na.elf]
/bin/sh
[sh -c pgrep na.elf]
/usr/bin/pgrep
[pgrep na.elf]
/bin/sh
[sh -c pgrep uplugplay]
/usr/bin/pgrep
[pgrep uplugplay]
/bin/sh
[sh -c pidof uplugplay]
/usr/bin/pidof
[pidof uplugplay]
/bin/sh
[sh -c pgrep upnpsetup]
/usr/bin/pgrep
[pgrep upnpsetup]
/bin/sh
[sh -c pidof upnpsetup]
/usr/bin/pidof
[pidof upnpsetup]
/bin/sh
[sh -c systemctl daemon-reload]
/usr/bin/systemctl
[systemctl daemon-reload]
/bin/sh
[sh -c systemctl enable uplugplay.service]
/usr/bin/systemctl
[systemctl enable uplugplay.service]
/bin/sh
[sh -c systemctl start uplugplay.service]
/usr/bin/systemctl
[systemctl start uplugplay.service]
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | p3.feefreepool.net | udp |
| DE | 88.198.246.242:80 | p3.feefreepool.net | tcp |
Files
memory/2480-1-0x0000000000400000-0x00000000015640f8-memory.dmp
/usr/sbin/uplugplay
| MD5 | 9365f9d52de3ab2bad8528e3595413cd |
| SHA1 | 3d013b3f7b41f4c988243cd070b7bfeb3ea14fee |
| SHA256 | 9f5458eef617aa4eb1864b3e2aaf2f024347b7d49ea03b06ba1ca983463e6fdd |
| SHA512 | 366561cc4ec9197f9dae3527093471459969895091c9661764317fa5993ed41865e301fc9defec766d9a37799eb7a841fb46fc0a83bd9ec6e6d44a7bd68433e4 |
/usr/lib/systemd/system/uplugplay.service
| MD5 | 8ca62d1f47880bce036c2956c9b7b272 |
| SHA1 | 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060 |
| SHA256 | c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32 |
| SHA512 | 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6 |