Analysis Overview
SHA256
082074dde6ef0ec315fd01f92834dbe2b3b0d4018c16af6b590ffcdec4efe48b
Threat Level: Known bad
The file na.elf was found to be: Known bad.
Malicious Activity Summary
Prometei_elf family
Prometei
Modifies hosts file
Deletes itself
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
2025-02-22 04:12
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-02-22 04:12
Reported
2025-02-22 04:14
Platform
ubuntu2404-amd64-20240523-en
Max time kernel
7s
Max time network
131s
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/71/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2874/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2065/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2690/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/23/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2360/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2599/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2863/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/28/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2387/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/436/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/190/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2165/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2874/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/16/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/1400/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/16/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/181/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2242/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/729/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2340/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/40/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/49/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2524/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/43/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2636/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/57/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2187/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2651/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/365/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/368/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/368/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2187/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2463/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1110/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/14/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/self/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1782/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2330/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2345/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/30/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/8/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/54/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/199/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/356/cgroup | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2344/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/787/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/2293/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/21/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/26/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1061/stat | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2345/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/199/status | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/431/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/1066/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/356/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2312/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/12/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2719/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/2803/stat | /usr/bin/pidof | N/A |
| File opened for reading | /proc/589/cmdline | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/5/ctty | /usr/bin/pgrep | N/A |
| File opened for reading | /proc/775/cmdline | /usr/bin/pidof | N/A |
| File opened for reading | /proc/26/ctty | /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/2866-1-0x0000000000400000-0x00000000015640f8-memory.dmp
/usr/sbin/uplugplay
| MD5 | f6f9b4ecce8ab0c9218b94eae0d72a26 |
| SHA1 | 77f06fcb68284e909661fd7e4c7824bb1c0c3896 |
| SHA256 | 082074dde6ef0ec315fd01f92834dbe2b3b0d4018c16af6b590ffcdec4efe48b |
| SHA512 | 5b1bbcde955a75850dbbf4f922bb5ab6f6adecd316daddc502bf67ffd55e5ba81c45dadb19482e36669d184abed585c266476697b4e197585e0e6978def42784 |
/usr/lib/systemd/system/uplugplay.service
| MD5 | 8ca62d1f47880bce036c2956c9b7b272 |
| SHA1 | 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060 |
| SHA256 | c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32 |
| SHA512 | 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6 |