e86ab9e0cf4d0ca7fa8bd43a02338ed01ace773016d8d28f7702e6678593e5ef

Analysis

max time kernel
152s
max time network
147s
platform
debian-12_mipsel
resource
debian12-mipsel-20240221-en
resource tags

arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
submitted
05-01-2025 07:47

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General

Target

e.elf
Size

152KB
MD5

5360c6adb7962ba1a526469abed0f1af
SHA1

1459135c35df53c199d0557089ba4c622a4bc65e
SHA256

e86ab9e0cf4d0ca7fa8bd43a02338ed01ace773016d8d28f7702e6678593e5ef
SHA512

c15fea3a4368f27375d2082146f85f9269cec609160b4c87101ae8714ba039aa463762a21827e6d687d7ba4fdc4396e50f6d73880a9a88144caa51b178f7cc70
SSDEEP

3072:xqXp982JnQ/lTIQXt8cmrThPatTw0IoRe:xq3JnMlTIQ9xmrThPatTw0IoRe

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

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	sshd	742	e.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	e.elf

/tmp/e.elf
/tmp/e.elf
1⤵
- Modifies Watchdog functionality
- Reads system routing table
- Changes its process name
- Reads system network configuration
PID:742

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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