bfa0d7d433c1e0a5a89554d466294fc66bf83acc1b5284f6d9378f1870d4d642

Analysis

max time kernel
145s
max time network
141s
platform
debian-12_armhf
resource
debian12-armhf-20240418-en
resource tags

arch:armhfimage:debian12-armhf-20240418-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
05-01-2025 07:47

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General

Target

t.elf
Size

172KB
MD5

5eac14dfbadebe0e62d714bee8a873d0
SHA1

51a2ef104a64a21edfbebe3f1294ed7bb3605b59
SHA256

bfa0d7d433c1e0a5a89554d466294fc66bf83acc1b5284f6d9378f1870d4d642
SHA512

79a0bf584ee548d34e775ee0e7f8e95b0167d275c430aa2f19bdcfcd88f32f6e6d4b90655911407b64b3c49906bf346ca8fb56b33b0b806f68d00de5afc86e5b
SSDEEP

3072:L7EM1YSFQaDaV7r/OqZru7lt/CUnPD3MMM/9DsfGSfmUIwHyA/WRZ:R1QaDaV7r/RZIt/5nPD3/M/9DsOSfmUE

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	t.elf
File opened for modification	/dev/misc/watchdog	t.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	t.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	sshd	705	t.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	t.elf

/tmp/t.elf
/tmp/t.elf
1⤵
- Modifies Watchdog functionality
- Reads system routing table
- Changes its process name
- Reads system network configuration
PID:705

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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