Malware Analysis Report

2025-06-16 02:03

Sample ID 250222-epntfazkw5
Target 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf
SHA256 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1
Tags
upx prometei_elf botnet discovery miner persistence privilege_escalation
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1

Threat Level: Known bad

The file 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf was found to be: Known bad.

Malicious Activity Summary

upx prometei_elf botnet discovery miner persistence privilege_escalation

Prometei

Prometei_elf family

Deletes itself

Modifies hosts file

Enumerates running processes

Modifies systemd

Write file to user bin folder

UPX packed file

Reads CPU attributes

Enumerates kernel/hardware configuration

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-02-22 04:07

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-02-22 04:07

Reported

2025-02-22 04:09

Platform

ubuntu2404-amd64-20240523-en

Max time kernel

7s

Max time network

128s

Command Line

[/tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf]

Signatures

Prometei

botnet miner prometei_elf

Prometei_elf family

prometei_elf

Deletes itself

Description Indicator Process Target
N/A N/A /tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf N/A

Modifies hosts file

Description Indicator Process Target
File opened for modification /etc/hosts /tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf N/A

Enumerates running processes

Modifies systemd

persistence privilege_escalation
Description Indicator Process Target
File opened for modification /lib/systemd/system/uplugplay.service /tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf N/A

Write file to user bin folder

persistence
Description Indicator Process Target
File opened for modification /usr/sbin/uplugplay /tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Reads CPU attributes

discovery
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

discovery
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

discovery
Description Indicator Process Target
File opened for reading /proc/7/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/1131/ctty /usr/bin/pgrep N/A
File opened for reading /proc/2467/status /usr/bin/pgrep N/A
File opened for reading /proc/43/stat /usr/bin/pidof N/A
File opened for reading /proc/43/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/191/stat /usr/bin/pgrep N/A
File opened for reading /proc/1974/ctty /usr/bin/pgrep N/A
File opened for reading /proc/15/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/755/status /usr/bin/pgrep N/A
File opened for reading /proc/1124/ctty /usr/bin/pgrep N/A
File opened for reading /proc/1900/status /usr/bin/pgrep N/A
File opened for reading /proc/31/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/181/ctty /usr/bin/pgrep N/A
File opened for reading /proc/1680/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1907/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1579/ctty /usr/bin/pgrep N/A
File opened for reading /proc/19/cmdline /usr/bin/pidof N/A
File opened for reading /proc/258/status /usr/bin/pgrep N/A
File opened for reading /proc/1690/ctty /usr/bin/pgrep N/A
File opened for reading /proc/2490/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/1791/stat /usr/bin/pidof N/A
File opened for reading /proc/45/stat /usr/bin/pgrep N/A
File opened for reading /proc/385/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/195/stat /usr/bin/pidof N/A
File opened for reading /proc/1848/status /usr/bin/pgrep N/A
File opened for reading /proc/12/stat /usr/bin/pgrep N/A
File opened for reading /proc/2177/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/1067/stat /usr/bin/pidof N/A
File opened for reading /proc/1988/stat /usr/bin/pidof N/A
File opened for reading /proc/4/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/2463/stat /usr/bin/pgrep N/A
File opened for reading /proc/1781/stat /usr/bin/pidof N/A
File opened for reading /proc/40/stat /usr/bin/pidof N/A
File opened for reading /proc/196/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1965/cmdline /usr/bin/pidof N/A
File opened for reading /proc/895/stat /usr/bin/pgrep N/A
File opened for reading /proc/18/status /usr/bin/pgrep N/A
File opened for reading /proc/2177/ctty /usr/bin/pgrep N/A
File opened for reading /proc/49/stat /usr/bin/pidof N/A
File opened for reading /proc/1917/cmdline /usr/bin/pidof N/A
File opened for reading /proc/31/ctty /usr/bin/pgrep N/A
File opened for reading /proc/2183/ctty /usr/bin/pgrep N/A
File opened for reading /proc/1975/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1988/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/759/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1975/ctty /usr/bin/pgrep N/A
File opened for reading /proc/31/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/258/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1690/status /usr/bin/pgrep N/A
File opened for reading /proc/42/status /usr/bin/pgrep N/A
File opened for reading /proc/514/ctty /usr/bin/pgrep N/A
File opened for reading /proc/1131/status /usr/bin/pgrep N/A
File opened for reading /proc/2190/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/19/ctty /usr/bin/pgrep N/A
File opened for reading /proc/38/status /usr/bin/pgrep N/A
File opened for reading /proc/1945/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1068/cgroup /usr/bin/pgrep N/A
File opened for reading /proc/1824/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/65/cmdline /usr/bin/pidof N/A
File opened for reading /proc/20/stat /usr/bin/pgrep N/A
File opened for reading /proc/386/cmdline /usr/bin/pidof N/A
File opened for reading /proc/755/stat /usr/bin/pidof N/A
File opened for reading /proc/11/status /usr/bin/pgrep N/A
File opened for reading /proc/1781/ctty /usr/bin/pgrep N/A

Processes

/tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf

[/tmp/71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf]

/bin/sh

[sh -c pgrep 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf]

/usr/bin/pgrep

[pgrep 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf]

/bin/sh

[sh -c pidof 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.elf]

/usr/bin/pidof

[pidof 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1.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/2467-1-0x0000000000400000-0x00000000015640f8-memory.dmp

/usr/sbin/uplugplay

MD5 d709defce2eefdb6f4213e75d95fa3e6
SHA1 2de8e393420656804e84794941730b50f57ad776
SHA256 71a2fb830b4f5852562927cbf510777ed13985aceb98132ac991c76bdb0236f1
SHA512 3797bb087d3d374e1d35eefee8beedbe489603aafc6e5f7711465cf74c52ea5e01da44706e61c39c7e5d2becb834e5e57e97167e51cde9ffaa66ef1bad3f3b14

/usr/lib/systemd/system/uplugplay.service

MD5 8ca62d1f47880bce036c2956c9b7b272
SHA1 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060
SHA256 c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32
SHA512 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6