Malware Analysis Report

2025-06-16 02:03

Sample ID 250222-e7b8csymdk
Target 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf
SHA256 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28
Tags
prometei_elf botnet discovery miner persistence privilege_escalation upx
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

8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28

Threat Level: Known bad

The file 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf was found to be: Known bad.

Malicious Activity Summary

prometei_elf botnet discovery miner persistence privilege_escalation upx

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

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-02-22 04:34

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 04:34

Reported

2025-02-22 04:37

Platform

ubuntu2204-amd64-20240729-en

Max time kernel

6s

Max time network

128s

Command Line

[/tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf]

Signatures

Prometei

botnet miner prometei_elf

Prometei_elf family

prometei_elf

Deletes itself

Description Indicator Process Target
N/A N/A /tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf N/A

Modifies hosts file

Description Indicator Process Target
File opened for modification /etc/hosts /tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.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/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf N/A

Write file to user bin folder

persistence
Description Indicator Process Target
File opened for modification /usr/sbin/uplugplay /tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.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/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

discovery
Description Indicator Process Target
File opened for reading /proc/5/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1484/status /usr/bin/pgrep N/A
File opened for reading /proc/uptime /usr/bin/pgrep N/A
File opened for reading /proc/11/status /usr/bin/pgrep N/A
File opened for reading /proc/14/status /usr/bin/pgrep N/A
File opened for reading /proc/749/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1559/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/10/stat /usr/bin/pidof N/A
File opened for reading /proc/11/stat /usr/bin/pidof N/A
File opened for reading /proc/1362/status /usr/bin/pgrep N/A
File opened for reading /proc/22/stat /usr/bin/pidof N/A
File opened for reading /proc/652/status /usr/bin/pgrep N/A
File opened for reading /proc/17/stat /usr/bin/pidof N/A
File opened for reading /proc/1284/stat /usr/bin/pidof N/A
File opened for reading /proc/1098/status /usr/bin/pgrep N/A
File opened for reading /proc/451/status /usr/bin/pgrep N/A
File opened for reading /proc/1360/stat /usr/bin/pidof N/A
File opened for reading /proc/586/stat /usr/bin/pidof N/A
File opened for reading /proc/80/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/594/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1559/cmdline /usr/bin/pidof N/A
File opened for reading /proc/83/stat /usr/bin/pidof N/A
File opened for reading /proc/963/status /usr/bin/pgrep N/A
File opened for reading /proc/749/status /usr/bin/pgrep N/A
File opened for reading /proc/1372/status /usr/bin/pgrep N/A
File opened for reading /proc/16/status /usr/bin/pgrep N/A
File opened for reading /proc/75/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/652/stat /usr/bin/pidof N/A
File opened for reading /proc/377/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/90/status /usr/bin/pgrep N/A
File opened for reading /proc/1376/status /usr/bin/pgrep N/A
File opened for reading /proc/315/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/21/stat /usr/bin/pidof N/A
File opened for reading /proc/838/cmdline /usr/bin/pidof N/A
File opened for reading /proc/90/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/536/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/1214/status /usr/bin/pgrep N/A
File opened for reading /proc/79/cmdline /usr/bin/pidof N/A
File opened for reading /proc/97/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/86/stat /usr/bin/pidof N/A
File opened for reading /proc/263/cmdline /usr/bin/pidof N/A
File opened for reading /proc/590/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1159/status /usr/bin/pgrep N/A
File opened for reading /proc/204/cmdline /usr/bin/pidof N/A
File opened for reading /proc/10/cmdline /usr/bin/pidof N/A
File opened for reading /proc/219/stat /usr/bin/pidof N/A
File opened for reading /proc/314/stat /usr/bin/pidof N/A
File opened for reading /proc/159/status /usr/bin/pgrep N/A
File opened for reading /proc/634/cmdline /usr/bin/pidof N/A
File opened for reading /proc/110/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/194/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/17/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/642/cmdline /usr/bin/pgrep N/A
File opened for reading /proc/5/stat /usr/bin/pidof N/A
File opened for reading /proc/1193/status /usr/bin/pgrep N/A
File opened for reading /proc/769/stat /usr/bin/pidof N/A
File opened for reading /proc/96/stat /usr/bin/pidof N/A
File opened for reading /proc/1156/stat /usr/bin/pidof N/A
File opened for reading /proc/92/cmdline /usr/bin/pidof N/A
File opened for reading /proc/1174/cmdline /usr/bin/pidof N/A
File opened for reading /proc/847/status /usr/bin/pgrep N/A
File opened for reading /proc/1160/stat /usr/bin/pidof N/A
File opened for reading /proc/4/stat /usr/bin/pidof N/A
File opened for reading /proc/1304/status /usr/bin/pgrep N/A

Processes

/tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf

[/tmp/8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf]

/bin/sh

[sh -c pgrep 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf]

/usr/bin/pgrep

[pgrep 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf]

/bin/sh

[sh -c pidof 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.elf]

/usr/bin/pidof

[pidof 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28.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/1562-1-0x0000000000400000-0x00000000015640f8-memory.dmp

/usr/sbin/uplugplay

MD5 f9fdbd984aa1703120d3a858663e9e11
SHA1 5ec436d585765ea179095c8286a05cbfb2eb28a1
SHA256 8a8cb6ec4e807a625be59f4495d7cbbd480caed37f009dd9c9700c5301a39b28
SHA512 df00c440cb1d770cecb9b893a1f0e5038ed395e0e257a1cf7f034f748cda4076b17d86b40205a4024dadf04d08374d9d949623daf7b2b2c0efa19b67811ab522

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

MD5 8ca62d1f47880bce036c2956c9b7b272
SHA1 3bcc3a5c4fcc5b0d08c4524a59f6b8e113b62060
SHA256 c655d3d4e374fad38313ec4262207b2d7d68a870238f203ef3c33f85e66c8e32
SHA512 4cd2d9d67151fa25e833707dee2442c4a5f752053fc2c36ec73c0e2b734c66ca69c63fceb47714d9add5b9fe2eee1e45be5199e2cae7c26173e766b333877da6