Analysis Overview
SHA256
f1dc41b0bdc85756ecba4ca4562981444051d35a9e415ee370665ec94328b475
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
Modifies systemd
Write file to user bin folder
Enumerates running processes
UPX packed file
Reads CPU attributes
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-02-21 17:07
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-21 17:07
Reported
2025-02-21 17:09
Platform
ubuntu2204-amd64-20240522.1-en
Max time kernel
5s
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/online | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/cpu/online | /usr/bin/pgrep | N/A |
| File opened for reading | /sys/devices/system/cpu/online | /usr/bin/pgrep | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/4/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/13/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1090/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/197/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1140/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/218/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/634/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/536/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/428/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/98/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/94/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/160/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/80/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/795/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1353/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/937/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/977/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/774/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1157/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/159/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/3/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/668/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1008/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/89/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1588/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1281/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1353/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/18/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/220/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/314/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/82/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1347/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/73/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1097/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/75/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1347/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/197/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/8/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/609/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1156/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/263/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/220/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/systemctl | N/A |
| File opened for reading | /proc/1272/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/411/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/590/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/23/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1572/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/91/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/15/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/634/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1073/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1347/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1553/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/uptime | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1347/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/586/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/795/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/83/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1160/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/614/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/931/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/377/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/7/cmdline | /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/1563-1-0x0000000000400000-0x00000000015640f8-memory.dmp
/usr/sbin/uplugplay
| MD5 | 9de062d8b0a6c2132a8f7ddd4dfb76c2 |
| SHA1 | 0628fa2c0adfb53b73e09dc4482a5efa26772a05 |
| SHA256 | f1dc41b0bdc85756ecba4ca4562981444051d35a9e415ee370665ec94328b475 |
| SHA512 | 2842229be6a12956f6d769de764739ea091f4eb35d9ff37c7885e59f45f041019fc84dc6a10396a2a05166670eb1524ccb171ffb53fa8b927ec8916798b8098e |
/usr/lib/systemd/system/uplugplay.service
| MD5 | 8ca62d1f47880bce036c2956c9b7b272 |
| SHA1 | 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060 |
| SHA256 | c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32 |
| SHA512 | 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6 |