73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b

Analysis

max time kernel
133s
max time network
138s
platform
ubuntu-24.04_amd64
resource
ubuntu2404-amd64-20240523-en
resource tags

arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
submitted
25-11-2024 02:35

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General

Target

73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf
Size

213KB
MD5

d3194a1edfdb612594a2e16fec921089
SHA1

2f56ec6ba4f3ee5f796f3c336c0bcadd19d6f970
SHA256

73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b
SHA512

0a367c7f6d1c414830177f62098cc688d12d2f8d78f54916b8a1589e32cbec42792be1bf6c6fa5a41d6bc1234017c03f2e8908ac39d76e72749726d756b63614
SSDEEP

6144:kdRvYEKvfTnY4s2sTSHSLmDoXSC9+TqVCi00:kuTi2vVDoXSC9+TqVC30

Score

7^/10

defense_evasion discovery

Malware Config

Signatures

Modifies Watchdog functionality 1 TTPs 2 IoCs

Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

defense_evasion

Impair Defenses

T1562

description	ioc	Process
File opened for modification	/dev/watchdog	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf
File opened for modification	/dev/misc/watchdog	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf

Reads system routing table 1 TTPs 1 IoCs

Gets active network interfaces from /proc virtual filesystem.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf
File opened for modification	/bin/watchdog	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/usr/sbin/dropbear	4066	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf

Reads system network configuration 1 TTPs 1 IoCs

Uses contents of /proc filesystem to enumerate network settings.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf

/tmp/73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf
/tmp/73b2b6ec94ae260cfeca07d26370ab028f731c534265bb73414382598bd1975b.elf
1⤵
- Modifies Watchdog functionality
- Reads system routing table
- Writes file to system bin folder
- Changes its process name
- Reads system network configuration
PID:4066

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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