mirai | 2dfbdf7b8575da1f4b164c1552c0bfa8dac7730aa306fc4a96d452cd2ff182a5

Analysis

max time kernel
148s
max time network
148s
platform
debian-12_armhf
resource
debian12-armhf-20260513-en
resource tags

arch:armhfimage:debian12-armhf-20260513-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
17/07/2026, 18:04

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General

Target
zero.armv7l.elf
Size 51KB
Sample260717-wnjxjac191
SHA256 2dfbdf7b8575da1f4b164c1552c0bfa8dac7730aa306fc4a96d452cd2ff182a5
MD5 b0d855396197834fc47b34e8f9b65ca8
SHA1 9ded3914b5fad27edaa7cf71f3000e52b054379c
SHA512 ecb6d1d129d3b9ae4519bc6429c8f279521e1cda45b28554b9b60a3d8b6d3c82931b4c1fbff08f180d6a0b1c03cff4830fc92f2aabd1090751897dc7b4492aa5
SSDEEP 768:3gVnFK6OkmxlBJNvlwl5N4YjveeOmWqsYOeKxLp8/aW5Yd5Wm9q3UEL/:3g1dLmlBJ4rtL7BKxLG+uL/
TLSH
T1B333F13230B22591CCE14ABAFE514F99CAC10BB9D1D67D72295048EC7BBC29957BA403
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

botnet defense_evasion discovery mirai

Malware Config

Extracted

Family

mirai

91.92.40.15

Signatures

Family: Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai

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	zero.armv7l.elf
File opened for modification	/dev/misc/watchdog	zero.armv7l.elf

Reads runtime system information 13 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	zero.armv7l.elf
File opened for reading	/proc/790/exe	zero.armv7l.elf
File opened for reading	/proc/644/exe	zero.armv7l.elf
File opened for reading	/proc/682/exe	zero.armv7l.elf
File opened for reading	/proc/806/exe	zero.armv7l.elf
File opened for reading	/proc/625/exe	zero.armv7l.elf
File opened for reading	/proc/793/exe	zero.armv7l.elf
File opened for reading	/proc/642/exe	zero.armv7l.elf
File opened for reading	/proc/676/exe	zero.armv7l.elf
File opened for reading	/proc/730/exe	zero.armv7l.elf
File opened for reading	/proc/767/exe	zero.armv7l.elf
File opened for reading	/proc/782/exe	zero.armv7l.elf
File opened for reading	/proc/784/exe	zero.armv7l.elf

/tmp/zero.armv7l.elf
/tmp/zero.armv7l.elf
1⤵
- Modifies Watchdog functionality
- Reads runtime system information
PID:788

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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