mirai | b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89

Analysis

max time kernel
149s
max time network
5s
platform
debian-9_mips
resource
debian9-mipsbe-20240729-en
resource tags

arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
05-01-2025 02:35

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General

Target

b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
Size

23KB
MD5

d99b45f2b169bb86b1d9e71192c3b6ea
SHA1

48552a2a77d46b2300e8923797eb6e0222853153
SHA256

b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89
SHA512

f04906c7c4ae7744b497ebc1ebdde93ee346de7bebda0be7db79c685b2113cc002e9a79ad8b290036ef7c6e466f60f93231640577f9f1e47aeaab1dc76a135c6
SSDEEP

384:neD8ZSH2LLZUYyGZbsOiTrowSN9rnZMINlphQ/HYtuiupQmdzJgGlzDpH7uNj1J8:neD8ZSWvZHZbs1row697qohQvg9vizJV

Score

10^/10

mirai lzrd botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
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/misc/watchdog	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for modification	/dev/watchdog	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for modification	/bin/watchdog	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf

Reads runtime system information 21 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/711/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/715/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/425/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/676/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/679/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/683/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/704/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/709/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/710/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/777/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/785/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/789/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/705/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/718/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/773/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/776/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/805/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/682/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/687/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/722/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
File opened for reading	/proc/760/cmdline	b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf

/tmp/b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
/tmp/b3d75dd9e223eb37d623996fb495fab727c39b77544a5a61b2af1559479b2d89.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:712

Network

MITRE ATT&CK Enterprise v15

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 v15

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